diff --git a/TODOS.md b/TODOS.md
index decd465..64ce93d 100644
--- a/TODOS.md
+++ b/TODOS.md
@@ -56,34 +56,34 @@ Note: These todos can wait until all the subcommands have been ported.
 
 25. Add tests for untested commands.
 
-26. Add a global --config -c flag to use an alternate config.
-
-27. version --long Odin only prints version; Go also prints commit hash and build date
-
-28. 2 scan tests silently skip	Low	When fd isn't installed, tests pass without actually testing anything. These should use #assert to be sure that fd is in path.
+28. 2 scan tests silently skip when fd isn't installed, tests pass without actually testing anything. These should use #assert to be sure that fd is in path.
 
 38. Try to do all encryption / decryption in memory - only read / write encrypted data to disk.
 
 40. use a buffered writer where possible (mem.DEFAULT_PAGE_SIZE)
 
+41. add --format -f flag to commands that draw tables.
+
+42. Replace `testing.expect` calls with `testing.expect_value` calls where appropriate.
+
 ## Double-check AI output
 
 - [ ] cli.odin
 - [ ] cli_test.odin
-- [ ] cmd_backup.odin
-- [ ] cmd_check.odin
+- [x] cmd_backup.odin
+- [x] cmd_check.odin
 - [ ] cmd_check_test.odin
-- [ ] cmd_deps.odin
+- [x] cmd_deps.odin
 - [ ] cmd_edit_config.odin
-- [ ] cmd_init.odin
-- [ ] cmd_list.odin
+- [x] cmd_init.odin
+- [x] cmd_list.odin
 - [ ] cmd_list_test.odin
-- [ ] cmd_nushell_completion.odin
-- [ ] cmd_nushell_completion_test.odin
-- [ ] cmd_remove.odin
-- [ ] cmd_restore.odin
-- [ ] cmd_scan.odin
-- [ ] cmd_sync.odin
+- [x] cmd_nushell_completion.odin
+- [x] cmd_nushell_completion_test.odin
+- [x] cmd_remove.odin
+- [x] cmd_restore.odin
+- [x] cmd_scan.odin
+- [x] cmd_sync.odin
 - [x] cmd_version.odin
 - [ ] config.odin
 - [ ] config_test.odin
@@ -92,10 +92,10 @@ Note: These todos can wait until all the subcommands have been ported.
 - [ ] db.odin
 - [ ] db_integration_test.odin
 - [ ] db_test.odin
-- [ ] features.odin
-- [ ] features_test.odin
-- [ ] main.odin
-- [ ] prompt.odin
+- [x] features.odin
+- [x] features_test.odin
+- [x] main.odin
+- [x] prompt.odin
 - [ ] scan.odin
 - [ ] scan_test.odin
 - [ ] sodium.odin
diff --git a/cli.odin b/cli.odin
index e5efa2e..fbf6ef1 100644
--- a/cli.odin
+++ b/cli.odin
@@ -56,6 +56,15 @@ COMMANDS := []CommandInfo {
 	},
 }
 
+delete_command :: proc(cmd: ^Command) {
+	delete(cmd.args)
+	delete(cmd.flags)
+	delete(cmd.bool_set)
+	// delete(cmd.config_path)
+}
+
+// Caller is responsible for calling delete_command(cmd).
+// FIXME: Works in kinda a wonky and awkward way.
 parse_args :: proc(args: []string) -> (cmd: Command, ok: bool) {
 	if len(args) < 2 || args[1] == "--help" || args[1] == "-h" {
 		print_usage()
@@ -101,8 +110,10 @@ parse_args :: proc(args: []string) -> (cmd: Command, ok: bool) {
 		cmd.config_path = val
 	} else {
 		// FIXME: Handle err
-		home, _ := os.user_home_dir(context.allocator)
-		cmd.config_path = default_config_path(home)
+		// TODO: Is this right?
+		home, _ := os.user_home_dir(context.temp_allocator)
+		// TODO: should we copy out of the temp_allocator?
+		cmd.config_path = default_config_path(home, context.temp_allocator)
 	}
 
 	if has_flag(&cmd, "help") {
@@ -157,7 +168,12 @@ write_command_help :: proc(name: string, w: io.Writer) -> bool {
 		fmt.wprintf(w, "\n%s\n", info.long, flush = false)
 	}
 
-	fmt.wprintf(w, "\nFlags:\n  -h, --help   help for %s\n  -c, --config-file <path>   config file (default \"~/.envr/config.json\")\n", info.name, flush = false)
+	fmt.wprintf(
+		w,
+		"\nFlags:\n  -h, --help   help for %s\n  -c, --config-file <path>   config file (default \"~/.envr/config.json\")\n",
+		info.name,
+		flush = false,
+	)
 	return true
 }
 
@@ -175,6 +191,7 @@ print_command_help :: proc(name: string) {
 	bufio.writer_flush(&bw)
 }
 
+// TODO: command args should be shown in usage.
 write_usage :: proc(w: io.Writer) {
 	fmt.wprintf(
 		w,
diff --git a/cli_test.odin b/cli_test.odin
index ccff77f..ccad4c0 100644
--- a/cli_test.odin
+++ b/cli_test.odin
@@ -194,14 +194,12 @@ test_parse_args_bare_command :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "list"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
-	testing.expect(t, cmd.name == "list", "name should be list")
-	testing.expect(t, len(cmd.args) == 0, "should have no positional args")
-	testing.expect(t, len(cmd.flags) == 0, "should have no flags")
-	testing.expect(t, len(cmd.bool_set) == 0, "should have no bool flags")
+	testing.expect_value(t, cmd.name, "list")
+	testing.expect_value(t, len(cmd.args), 0)
+	testing.expect_value(t, len(cmd.flags), 0)
+	testing.expect_value(t, len(cmd.bool_set), 0)
 }
 
 @(test)
@@ -209,9 +207,7 @@ test_parse_args_positional :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "backup", "/project/.env"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
 	testing.expect(t, cmd.name == "backup")
 	testing.expect(t, len(cmd.args) == 1)
@@ -223,9 +219,7 @@ test_parse_args_long_flag_with_value :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "sync", "--config", "x.json"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
 	testing.expect(t, cmd.flags["config"] == "x.json")
 }
@@ -235,9 +229,7 @@ test_parse_args_short_flag_with_value :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "sync", "-c", "x.json"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
 	testing.expect(t, cmd.flags["c"] == "x.json")
 }
@@ -247,9 +239,7 @@ test_parse_args_long_bool_flag :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "init", "--force"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
 	testing.expect(t, cmd.bool_set["force"] == true)
 }
@@ -259,9 +249,7 @@ test_parse_args_short_bool_flag :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "version", "-l"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
 	testing.expect(t, cmd.bool_set["l"] == true)
 }
@@ -271,9 +259,7 @@ test_parse_args_multiple_positionals :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "backup", "a", "b"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
 	testing.expect(t, len(cmd.args) == 2)
 	testing.expect(t, cmd.args[0] == "a")
@@ -285,9 +271,7 @@ test_parse_args_mixed_flags_and_positionals :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "backup", "/project/.env", "--force"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
 	testing.expect(t, cmd.bool_set["force"] == true)
 	testing.expect(t, len(cmd.args) == 1)
@@ -305,9 +289,7 @@ test_parse_args_flag_then_positional_then_flag :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "backup", "a.env", "--force", "--verbose"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
 	testing.expect(t, cmd.bool_set["force"] == true)
 	testing.expect(t, cmd.bool_set["verbose"] == true)
@@ -320,11 +302,13 @@ test_parse_args_config_file_long_flag :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "list", "--config-file", "/custom/config.json"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
-	testing.expect(t, cmd.config_path == "/custom/config.json", "config_path should be set from --config-file")
+	testing.expect(
+		t,
+		cmd.config_path == "/custom/config.json",
+		"config_path should be set from --config-file",
+	)
 }
 
 @(test)
@@ -332,11 +316,13 @@ test_parse_args_config_file_short_flag :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "list", "-c", "/custom/config.json"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
-	testing.expect(t, cmd.config_path == "/custom/config.json", "config_path should be set from -c")
+	testing.expect(
+		t,
+		cmd.config_path == "/custom/config.json",
+		"config_path should be set from -c",
+	)
 }
 
 @(test)
@@ -344,9 +330,7 @@ test_parse_args_config_file_defaults :: proc(t: ^testing.T) {
 	cmd, ok := parse_args([]string{"envr", "list"})
 	testing.expect(t, ok, "should succeed")
 	if !ok do return
-	defer delete(cmd.args)
-	defer delete(cmd.flags)
-	defer delete(cmd.bool_set)
+	defer delete_command(&cmd)
 
 	testing.expect(t, len(cmd.config_path) > 0, "config_path should default to non-empty path")
 	testing.expect(
diff --git a/cmd_backup.odin b/cmd_backup.odin
index bcc0485..a91e24c 100644
--- a/cmd_backup.odin
+++ b/cmd_backup.odin
@@ -17,19 +17,16 @@ cmd_backup :: proc(cmd: ^Command) {
 
 	file, ok := new_env_file(path)
 	if !ok {
-		// TODO: log a message
 		return
 	}
 
 	db, db_ok := db_open(cmd.config_path)
 	if !db_ok {
-		// TODO: log a message
 		return
 	}
 	defer db_close(&db)
 
 	if !db_insert(&db, file) {
-		// TODO: log a message
 		return
 	}
 
diff --git a/cmd_check.odin b/cmd_check.odin
index f373a50..028e440 100644
--- a/cmd_check.odin
+++ b/cmd_check.odin
@@ -11,7 +11,7 @@ cmd_check :: proc(cmd: ^Command) {
 	if len(cmd.args) > 0 {
 		check_path = cmd.args[0]
 	} else {
-		cwd, cwd_err := os.get_working_directory(context.allocator)
+		cwd, cwd_err := os.get_working_directory(context.temp_allocator)
 		if cwd_err != nil {
 			fmt.printf("Error getting current directory: %v\n", cwd_err)
 			return
diff --git a/cmd_deps.odin b/cmd_deps.odin
index 0a62d33..8ae3bfd 100644
--- a/cmd_deps.odin
+++ b/cmd_deps.odin
@@ -1,10 +1,10 @@
 package main
 
-import "core:fmt"
 import "core:io"
 import "core:os"
 import "core:terminal"
 
+// TODO: Improve table rendering
 cmd_deps :: proc(cmd: ^Command) {
 	feats := check_features()
 
diff --git a/cmd_init.odin b/cmd_init.odin
index 2eb581c..8eef822 100644
--- a/cmd_init.odin
+++ b/cmd_init.odin
@@ -5,10 +5,14 @@ import "core:fmt"
 cmd_init :: proc(cmd: ^Command) {
 	force := has_flag(cmd, "force") || has_flag(cmd, "f")
 
+	fmt.println(cmd.config_path)
+
 	_, cfg_exists := load_config(cmd.config_path)
 	if cfg_exists && !force {
-		fmt.println("You have already initialized envr.")
-		fmt.println("Run again with the --force flag if you want to reinitialize.")
+		fmt.println(
+			`You have already initialized envr.
+Run again with the --force flag if you want to reinitialize.`,
+		)
 		return
 	}
 
@@ -18,12 +22,13 @@ cmd_init :: proc(cmd: ^Command) {
 	}
 
 	if len(keys) == 0 {
-		fmt.println("No ssh-ed25519 keys found in ~/.ssh")
-		fmt.println("Generate one with: ssh-keygen -t ed25519")
+		fmt.println(`No ssh-ed25519 keys found in ~/.ssh
+Generate one with: ssh-keygen -t ed25519`)
 		return
 	}
 
 	selected, result := multi_select("Select SSH private keys:", keys[:])
+	defer delete(selected)
 	if result == .Cancel {
 		fmt.println("\x1b[2mCancelled.\x1b[0m")
 		return
diff --git a/cmd_list.odin b/cmd_list.odin
index 9f9e771..c263763 100644
--- a/cmd_list.odin
+++ b/cmd_list.odin
@@ -13,6 +13,8 @@ ListEntry :: struct {
 	Path:      string `json:"path"`,
 }
 
+// TODO: Support --format flag
+// TODO: Improve table rendering
 cmd_list :: proc(cmd: ^Command) {
 	db, db_ok := db_open(cmd.config_path)
 	if !db_ok {
@@ -42,6 +44,7 @@ cmd_list :: proc(cmd: ^Command) {
 		w := io.to_writer(os.to_writer(os.stdout))
 		render_table(w, headers, table_rows[:])
 	} else {
+		// TODO: Should we instead print full entries here?
 		entries: [dynamic]ListEntry
 		for row in rows {
 			filename := filepath.base(row.Path)
@@ -54,7 +57,7 @@ cmd_list :: proc(cmd: ^Command) {
 			)
 		}
 
-		data, marshal_err := json.marshal(entries[:])
+		data, marshal_err := json.marshal(entries[:], allocator = context.temp_allocator)
 		if marshal_err != nil {
 			fmt.printf("Error marshaling JSON: %v\n", marshal_err)
 			return
diff --git a/cmd_nushell_completion.odin b/cmd_nushell_completion.odin
index a3ffcd0..df29172 100644
--- a/cmd_nushell_completion.odin
+++ b/cmd_nushell_completion.odin
@@ -5,5 +5,7 @@ import "core:fmt"
 COMPLETION_SCRIPT: string : string(#load("mod.nu"))
 
 cmd_nushell_completion :: proc(cmd: ^Command) {
+	// TODO: Use buffered writer?
 	fmt.print(COMPLETION_SCRIPT)
 }
+
diff --git a/cmd_remove.odin b/cmd_remove.odin
index 21eeead..8027723 100644
--- a/cmd_remove.odin
+++ b/cmd_remove.odin
@@ -5,38 +5,40 @@ import "core:path/filepath"
 import "core:strings"
 
 cmd_remove :: proc(cmd: ^Command) {
-    if len(cmd.args) != 1 {
+	if len(cmd.args) != 1 {
 		print_command_help("remove")
-        return
-    }
+		return
+	}
 
-    path := cmd.args[0]
-    if len(strings.trim_space(path)) == 0 {
-        fmt.println("Error: No path provided")
-        return
-    }
+	path := cmd.args[0]
+	if len(strings.trim_space(path)) == 0 {
+		fmt.println("Error: No path provided")
+		return
+	}
 
-    abs_path: string
-    if filepath.is_abs(path) {
-        abs_path = path
-    } else {
-        resolved, abs_err := filepath.abs(path)
-        if abs_err != nil {
-            fmt.printf("Error getting absolute path: %v\n", abs_err)
-            return
-        }
-        abs_path = resolved
-    }
+	// TODO: Is this the best way to do it?
+	abs_path: string
+	if filepath.is_abs(path) {
+		abs_path = path
+	} else {
+		resolved, abs_err := filepath.abs(path)
+		if abs_err != nil {
+			fmt.printf("Error getting absolute path: %v\n", abs_err)
+			return
+		}
+		abs_path = resolved
+	}
 
-    db, db_ok := db_open(cmd.config_path)
-    if !db_ok {
-        return
-    }
-    defer db_close(&db)
+	db, db_ok := db_open(cmd.config_path)
+	if !db_ok {
+		return
+	}
+	defer db_close(&db)
 
-    if !db_delete(&db, abs_path) {
-        return
-    }
+	if !db_delete(&db, abs_path) {
+		return
+	}
 
-    fmt.printf("Removed %s from the database\n", abs_path)
+	fmt.printf("Removed %s from the database\n", abs_path)
 }
+
diff --git a/cmd_restore.odin b/cmd_restore.odin
index 1d8f44f..2e0355d 100644
--- a/cmd_restore.odin
+++ b/cmd_restore.odin
@@ -6,48 +6,50 @@ import "core:path/filepath"
 import "core:strings"
 
 cmd_restore :: proc(cmd: ^Command) {
-    if len(cmd.args) != 1 {
+	if len(cmd.args) != 1 {
 		print_command_help("restore")
-        return
-    }
+		return
+	}
 
-    path := cmd.args[0]
-    if len(strings.trim_space(path)) == 0 {
-        fmt.println("Error: No path provided")
-        return
-    }
+	path := cmd.args[0]
+	if len(strings.trim_space(path)) == 0 {
+		fmt.println("Error: No path provided")
+		return
+	}
 
-    abs_path: string
-    if filepath.is_abs(path) {
-        abs_path = path
-    } else {
-        resolved, abs_err := filepath.abs(path)
-        if abs_err != nil {
-            fmt.printf("Error getting absolute path: %v\n", abs_err)
-            return
-        }
-        abs_path = resolved
-    }
+	// TODO: Is this the right way to handle this?
+	abs_path: string
+	if filepath.is_abs(path) {
+		abs_path = path
+	} else {
+		resolved, abs_err := filepath.abs(path)
+		if abs_err != nil {
+			fmt.printf("Error getting absolute path: %v\n", abs_err)
+			return
+		}
+		abs_path = resolved
+	}
 
-    db, db_ok := db_open(cmd.config_path)
-    if !db_ok {
-        return
-    }
-    defer db_close(&db)
+	db, db_ok := db_open(cmd.config_path)
+	if !db_ok {
+		return
+	}
+	defer db_close(&db)
 
-    file, fetch_ok := db_fetch(&db, abs_path)
-    if !fetch_ok {
-        return
-    }
+	file, fetch_ok := db_fetch(&db, abs_path)
+	if !fetch_ok {
+		return
+	}
 
-    dir := filepath.dir(file.Path)
-    os.mkdir_all(dir)
+	dir := filepath.dir(file.Path)
+	os.mkdir_all(dir)
 
-    write_err := os.write_entire_file(file.Path, file.contents)
-    if write_err != nil {
-        fmt.printf("Error writing file: %v\n", write_err)
-        return
-    }
+	write_err := os.write_entire_file(file.Path, file.contents)
+	if write_err != nil {
+		fmt.printf("Error writing file: %v\n", write_err)
+		return
+	}
 
-    fmt.printf("Restored %s\n", file.Path)
+	fmt.printf("Restored %s\n", file.Path)
 }
+
diff --git a/cmd_scan.odin b/cmd_scan.odin
index 99510c5..a9e2566 100644
--- a/cmd_scan.odin
+++ b/cmd_scan.odin
@@ -22,7 +22,7 @@ cmd_scan :: proc(cmd: ^Command) {
 
 	search_dirs := search_paths(db.cfg)
 	if len(search_dirs) == 0 {
-		fmt.println("No search paths configured. Please run `envr init` or edit your config.")
+		fmt.println("No search paths configured. Please run `envr init -f` or edit your config.")
 		return
 	}
 
@@ -62,6 +62,7 @@ cmd_scan :: proc(cmd: ^Command) {
 	}
 
 	selected, result := multi_select("Select .env files to backup:", files[:])
+	defer delete(selected)
 	if result == .Cancel {
 		fmt.println("\x1b[2mCancelled.\x1b[0m")
 		return
diff --git a/cmd_sync.odin b/cmd_sync.odin
index d589a43..0d33c92 100644
--- a/cmd_sync.odin
+++ b/cmd_sync.odin
@@ -13,6 +13,7 @@ SyncEntry :: struct {
 }
 
 // TODO: Check for quiet failures.
+// TODO: Support --format -f flags
 cmd_sync :: proc(cmd: ^Command) {
 	db, db_ok := db_open(cmd.config_path)
 	if !db_ok {
@@ -26,11 +27,13 @@ cmd_sync :: proc(cmd: ^Command) {
 	}
 	defer delete(files)
 
+	// TODO: Set sane default size
 	results: [dynamic]SyncEntry
+	defer delete(results)
 
 	for &file in files {
 		old_path: string
-		old_path, _ = strings.clone(file.Path)
+		old_path, _ = strings.clone(file.Path, context.temp_allocator)
 
 		result, err_msg := db_sync(&db, &file)
 
diff --git a/config.odin b/config.odin
index 77c1e4b..67f6f73 100644
--- a/config.odin
+++ b/config.odin
@@ -23,9 +23,11 @@ Config :: struct {
 	config_path: string `json:"-"`,
 }
 
-default_config_path :: proc(home: string) -> string {
-	// FIXME: catch error
-	path, _ := filepath.join([]string{home, ".envr", "config.json"})
+default_config_path :: proc(home: string, allocator := context.allocator) -> string {
+	path, err := filepath.join([]string{home, ".envr", "config.json"}, allocator)
+	if err != nil {
+		panic("Ran out of memory when building config path")
+	}
 	return path
 }
 
@@ -35,8 +37,10 @@ load_config :: proc(config_path: string) -> (Config, bool) {
 		fmt.println("No config file found. Please run `envr init` to generate one.")
 		return Config{}, false
 	}
+	defer delete(data)
 
 	cfg: Config
+	// TODO: use json 5
 	err := json.unmarshal(data, &cfg)
 	if err != nil {
 		fmt.printf("Error parsing config: %v\n", err)
@@ -47,9 +51,23 @@ load_config :: proc(config_path: string) -> (Config, bool) {
 	return cfg, true
 }
 
-delete_config :: proc(cfg: Config) {
+delete_config :: proc(cfg: ^Config) {
+	for key in cfg.Keys {
+		delete(key.Private)
+		delete(key.Public)
+	}
 	delete(cfg.Keys)
+
+	delete(cfg.ScanConfig.Matcher)
+
+	for exclude in cfg.ScanConfig.Exclude {
+		delete(exclude)
+	}
 	delete(cfg.ScanConfig.Exclude)
+
+	for include in cfg.ScanConfig.Include {
+		delete(include)
+	}
 	delete(cfg.ScanConfig.Include)
 }
 
@@ -115,21 +133,22 @@ new_config :: proc(
 	keys := make([dynamic]SshKeyPair, 0, len(private_key_paths))
 	for priv in private_key_paths {
 		// TODO: Is this bad?
-		pub, _ := strings.concatenate([]string{priv, ".pub"}, context.temp_allocator)
-		append(&keys, SshKeyPair{Private = priv, Public = pub})
+		priv_key := strings.clone(priv)
+		pub, _ := strings.concatenate([]string{priv_key, ".pub"})
+		append(&keys, SshKeyPair{Private = priv_key, Public = pub})
 	}
 
 	exclude := make([dynamic]string, 0, 4)
-	append(&exclude, "*\\.envrc")
-	append(&exclude, "\\.local/")
-	append(&exclude, "node_modules")
-	append(&exclude, "vendor")
+	append(&exclude, strings.clone("*\\.envrc"))
+	append(&exclude, strings.clone("\\.local/"))
+	append(&exclude, strings.clone("node_modules"))
+	append(&exclude, strings.clone("vendor"))
 
 	include := make([dynamic]string, 0, 1)
-	append(&include, "~")
+	append(&include, strings.clone("~"))
 
 	scan_cfg := ScanConfig {
-		Matcher = "\\.env",
+		Matcher = strings.clone("\\.env"),
 		Exclude = exclude,
 		Include = include,
 	}
@@ -164,6 +183,7 @@ save_config :: proc(cfg: Config, force: bool = false) -> bool {
 		fmt.printf("Error marshaling config: %v\n", marshal_err)
 		return false
 	}
+	defer delete(data)
 
 	write_err := os.write_entire_file(cfg.config_path, data)
 	if write_err != nil {
@@ -175,15 +195,18 @@ save_config :: proc(cfg: Config, force: bool = false) -> bool {
 }
 
 search_paths :: proc(cfg: Config) -> (paths: [dynamic]string) {
-	home, _ := os.user_home_dir(context.allocator)
+	// TODO: Is this okay?
+	// TODO: handle error
+	home, _ := os.user_home_dir(context.temp_allocator)
 
 	for include in cfg.ScanConfig.Include {
+		// TODO: Do we need to manually expand ~/ in odin?
 		expanded, _ := strings.replace(include, "~", home, 1)
-		cloned, _ := strings.clone(expanded)
-		if filepath.is_abs(cloned) {
-			append(&paths, cloned)
+		if filepath.is_abs(expanded) {
+			append(&paths, expanded)
 		} else {
-			resolved, err := filepath.abs(cloned)
+			defer delete(expanded)
+			resolved, err := filepath.abs(expanded)
 			if err == nil {
 				append(&paths, resolved)
 			}
diff --git a/config_test.odin b/config_test.odin
index 60086ec..a52bb76 100644
--- a/config_test.odin
+++ b/config_test.odin
@@ -13,7 +13,7 @@ home_mutex: sync.Mutex
 test_new_config_single_key :: proc(t: ^testing.T) {
 	paths := []string{"/home/user/.ssh/id_ed25519"}
 	cfg := new_config(paths)
-	defer delete_config(cfg)
+	defer delete_config(&cfg)
 
 	testing.expect(t, len(cfg.Keys) == 1, "should have 1 key")
 	testing.expect(t, cfg.Keys[0].Private == "/home/user/.ssh/id_ed25519", "Private path mismatch")
@@ -28,7 +28,7 @@ test_new_config_single_key :: proc(t: ^testing.T) {
 test_new_config_multiple_keys :: proc(t: ^testing.T) {
 	paths := []string{"/home/user/.ssh/id_ed25519", "/home/user/.ssh/id_rsa"}
 	cfg := new_config(paths)
-	defer delete_config(cfg)
+	defer delete_config(&cfg)
 
 	testing.expect(t, len(cfg.Keys) == 2, "should have 2 keys")
 	testing.expect(t, cfg.Keys[0].Private == "/home/user/.ssh/id_ed25519")
@@ -39,7 +39,7 @@ test_new_config_multiple_keys :: proc(t: ^testing.T) {
 test_new_config_empty_keys :: proc(t: ^testing.T) {
 	paths: []string
 	cfg := new_config(paths)
-	defer delete_config(cfg)
+	defer delete_config(&cfg)
 
 	testing.expect(t, len(cfg.Keys) == 0, "should have 0 keys")
 }
@@ -48,7 +48,7 @@ test_new_config_empty_keys :: proc(t: ^testing.T) {
 test_new_config_scan_defaults :: proc(t: ^testing.T) {
 	paths := []string{"/home/user/.ssh/id_ed25519"}
 	cfg := new_config(paths)
-	defer delete_config(cfg)
+	defer delete_config(&cfg)
 
 	testing.expect(t, cfg.ScanConfig.Matcher == "\\.env", "matcher should be \\.env")
 	testing.expect(t, len(cfg.ScanConfig.Exclude) == 4, "should have 4 exclude patterns")
@@ -60,7 +60,7 @@ test_new_config_scan_defaults :: proc(t: ^testing.T) {
 test_new_config_exclude_patterns :: proc(t: ^testing.T) {
 	paths := []string{"/home/user/.ssh/id_ed25519"}
 	cfg := new_config(paths)
-	defer delete_config(cfg)
+	defer delete_config(&cfg)
 
 	expected := []string{"*\\.envrc", "\\.local/", "node_modules", "vendor"}
 	for i in 0 ..< len(expected) {
@@ -78,14 +78,14 @@ test_save_load_config_roundtrip :: proc(t: ^testing.T) {
 	testing.expect(t, err == nil, "cfgPath should build successfully")
 
 	cfg := new_config([]string{"/home/user/.ssh/id_ed25519"}, cfgPath)
-	defer delete_config(cfg)
+	defer delete_config(&cfg)
 
 	testing.expect(t, save_config(cfg, force = true), "save should succeed")
 
 	loaded, ok := load_config(cfg.config_path)
 	testing.expect(t, ok, "load should succeed")
 	if !ok do return
-	defer delete_config(loaded)
+	defer delete_config(&loaded)
 
 	testing.expect(t, len(loaded.Keys) == 1, "should have 1 key")
 	testing.expect(t, loaded.Keys[0].Private == "/home/user/.ssh/id_ed25519")
@@ -112,11 +112,11 @@ test_save_config_no_clobber :: proc(t: ^testing.T) {
 	testing.expect(t, err == nil, "cfgPath should build successfully")
 
 	cfg := new_config([]string{"/home/user/.ssh/key1"}, cfgPath)
-	defer delete_config(cfg)
+	defer delete_config(&cfg)
 	testing.expect(t, save_config(cfg, force = true), "first save should succeed")
 
 	cfg2 := new_config([]string{"/home/user/.ssh/key2"}, cfgPath)
-	defer delete_config(cfg2)
+	defer delete_config(&cfg2)
 	testing.expect(t, !save_config(cfg2), "second save without force should fail")
 }
 
@@ -130,17 +130,17 @@ test_save_config_force_overwrites :: proc(t: ^testing.T) {
 	testing.expect(t, err == nil, "cfgPath should build successfully")
 
 	cfg := new_config([]string{"/home/user/.ssh/key1"}, cfgPath)
-	defer delete_config(cfg)
+	defer delete_config(&cfg)
 	testing.expect(t, save_config(cfg, force = true), "first save should succeed")
 
 	cfg2 := new_config([]string{"/home/user/.ssh/key2"}, cfgPath)
-	defer delete_config(cfg2)
+	defer delete_config(&cfg2)
 	testing.expect(t, save_config(cfg2, force = true), "force save should overwrite")
 
 	loaded, ok := load_config(cfgPath)
 	testing.expect(t, ok, "load should succeed")
 	if !ok do return
-	defer delete_config(loaded)
+	defer delete_config(&loaded)
 
 	testing.expect(t, len(loaded.Keys) == 1, "should have 1 key")
 	testing.expect(
@@ -165,6 +165,7 @@ test_envr_dir :: proc(t: ^testing.T) {
 @(test)
 test_data_encrypted_path :: proc(t: ^testing.T) {
 	p := data_encrypted_path("/tmp/envr-fake-home-datapath/config.json")
+	defer delete(p)
 	testing.expectf(t, strings.has_suffix(p, "data.envr"), "should end with data.envr, got %s", p)
 	testing.expectf(t, strings.contains(p, ".envr"), "should contain .envr dir, got %s", p)
 }
@@ -191,6 +192,9 @@ test_search_paths_expands_tilde :: proc(t: ^testing.T) {
 
 	paths := search_paths(cfg)
 	defer delete(paths)
+	for path in paths {
+		defer delete(path)
+	}
 
 	testing.expect(t, len(paths) == 1, "should have 1 path")
 	if len(paths) > 0 {
diff --git a/crypto_test.odin b/crypto_test.odin
index b8d8a6a..5bcbe8c 100644
--- a/crypto_test.odin
+++ b/crypto_test.odin
@@ -25,7 +25,11 @@ test_encrypt_decrypt_roundtrip :: proc(t: ^testing.T) {
 	testing.expect(t, dec_ok, "decryption should succeed")
 	defer delete(decrypted)
 
-	testing.expect(t, len(decrypted) == len(original), fmt.tprintf("expected %d bytes, got %d", len(original), len(decrypted)))
+	testing.expect(
+		t,
+		len(decrypted) == len(original),
+		fmt.tprintf("expected %d bytes, got %d", len(original), len(decrypted)),
+	)
 	for i in 0 ..< len(original) {
 		testing.expect(t, decrypted[i] == original[i], fmt.tprintf("byte mismatch at index %d", i))
 	}
@@ -50,8 +54,16 @@ test_encrypt_decrypt_multi_recipient :: proc(t: ^testing.T) {
 	defer delete(decrypted2)
 
 	for i in 0 ..< len(original) {
-		testing.expect(t, decrypted1[i] == original[i], fmt.tprintf("key1: byte mismatch at %d", i))
-		testing.expect(t, decrypted2[i] == original[i], fmt.tprintf("key2: byte mismatch at %d", i))
+		testing.expect(
+			t,
+			decrypted1[i] == original[i],
+			fmt.tprintf("key1: byte mismatch at %d", i),
+		)
+		testing.expect(
+			t,
+			decrypted2[i] == original[i],
+			fmt.tprintf("key2: byte mismatch at %d", i),
+		)
 	}
 }
 
@@ -85,6 +97,25 @@ test_encrypt_empty_plaintext :: proc(t: ^testing.T) {
 	testing.expect(t, len(decrypted) == 0, "decrypted empty data should be empty")
 }
 
+@(test)
+test_recipient_can_decrypt_senders_data :: proc(t: ^testing.T) {
+	key1 := make_test_key_pair("test_ed25519")
+	key2 := make_test_key_pair("test_ed25519_second")
+	original := []u8{10, 20, 30, 40, 50}
+
+	encrypted, enc_ok := encrypt(original, []SshKeyPair{key1, key2})
+	testing.expect(t, enc_ok, "encryption with 2 keys should succeed")
+	defer delete(encrypted)
+
+	decrypted, dec_ok := decrypt(encrypted, []SshKeyPair{key2})
+	testing.expect(t, dec_ok, "second recipient should decrypt without the sender key present")
+	defer delete(decrypted)
+
+	for i in 0 ..< len(original) {
+		testing.expect(t, decrypted[i] == original[i], fmt.tprintf("byte mismatch at %d", i))
+	}
+}
+
 @(test)
 test_ciphertext_has_magic :: proc(t: ^testing.T) {
 	key := make_test_key_pair("test_ed25519")
@@ -100,3 +131,4 @@ test_ciphertext_has_magic :: proc(t: ^testing.T) {
 	testing.expect(t, encrypted[2] == u8('V'), "magic byte 2")
 	testing.expect(t, encrypted[3] == u8('R'), "magic byte 3")
 }
+
diff --git a/db.odin b/db.odin
index c15daf6..8674b05 100644
--- a/db.odin
+++ b/db.odin
@@ -27,6 +27,7 @@ SyncDirection :: enum {
 }
 
 Db :: struct {
+	// Pointer to the sqlite db
 	db:      ^rawptr,
 	cfg:     Config,
 	changed: bool,
@@ -40,10 +41,22 @@ EnvFile :: struct {
 	contents: string,
 }
 
+delete_envfile :: proc(f: ^EnvFile) {
+	delete(f.Path)
+	for &remote in f.Remotes {
+		delete(remote)
+	}
+	delete(f.Remotes)
+	delete(f.Sha256)
+	delete(f.contents)
+}
+
+// TODO: Leak?
 make_temp_path :: proc() -> string {
 	ts := time.time_to_unix(time.now())
 	b: strings.Builder
 	strings.builder_init(&b)
+	defer strings.builder_destroy(&b)
 	fmt.sbprintf(&b, "/tmp/envr-%d-%d.db", os.get_pid(), ts)
 	return strings.to_string(b)
 }
@@ -64,8 +77,8 @@ db_open :: proc(cfg_path: string) -> (Db, bool) {
 		return Db{}, false
 	}
 
-	create_sql := "CREATE TABLE IF NOT EXISTS envr_env_files (path TEXT PRIMARY KEY NOT NULL, remotes TEXT, sha256 TEXT NOT NULL, contents TEXT NOT NULL)"
-	rc = sqlite.db_exec(db, string_to_cstring(create_sql), nil, nil, nil)
+	create_sql: cstring = "CREATE TABLE IF NOT EXISTS envr_env_files (path TEXT PRIMARY KEY NOT NULL, remotes TEXT, sha256 TEXT NOT NULL, contents TEXT NOT NULL)"
+	rc = sqlite.db_exec(db, create_sql, nil, nil, nil)
 	if rc != sqlite.OK {
 		fmt.printf("Error creating table: %s\n", sqlite.db_errmsg(db))
 		sqlite.db_close(db)
@@ -125,14 +138,27 @@ db_close :: proc(d: ^Db) {
 	sqlite.db_close(d.db)
 }
 
-db_list :: proc(d: ^Db) -> (results: [dynamic]EnvFile, ok: bool) {
-	sql := "SELECT path, remotes, sha256, contents FROM envr_env_files"
+// Caller is responsible for calling:
+// ```odin
+// delete(results)
+// for &result in results {
+// 	delete(&result)
+// }
+// ```
+db_list :: proc(d: ^Db, allocator := context.allocator) -> (results: [dynamic]EnvFile, ok: bool) {
 	stmt: ^rawptr
-	rc := sqlite.prepare_v2(d.db, string_to_cstring(sql), -1, &stmt, nil)
+	rc := sqlite.prepare_v2(
+		d.db,
+		"SELECT path, remotes, sha256, contents FROM envr_env_files",
+		-1,
+		&stmt,
+		nil,
+	)
 	if rc != sqlite.OK {
 		fmt.printf("Error preparing query: %s\n", sqlite.db_errmsg(d.db))
 		return
 	}
+	defer sqlite.finalize(stmt)
 
 	for {
 		rc = sqlite.step(stmt)
@@ -141,19 +167,15 @@ db_list :: proc(d: ^Db) -> (results: [dynamic]EnvFile, ok: bool) {
 		}
 		if rc != sqlite.ROW {
 			fmt.printf("Error stepping query: %s\n", sqlite.db_errmsg(d.db))
-			sqlite.finalize(stmt)
 			return
 		}
 
-		path := cstring_to_string(sqlite.column_text(stmt, 0))
-		remotes_json := cstring_to_string(sqlite.column_text(stmt, 1))
-		sha := cstring_to_string(sqlite.column_text(stmt, 2))
-		contents := cstring_to_string(sqlite.column_text(stmt, 3))
-
-		remotes: [dynamic]string
+		remotes_json := string(sqlite.column_text(stmt, 1))
+		remotes: [dynamic]string = ---
 		if len(remotes_json) > 0 {
-			json.unmarshal_string(remotes_json, &remotes)
+			json.unmarshal_string(remotes_json, &remotes, allocator = allocator)
 		}
+		path := clone_cstring(sqlite.column_text(stmt, 0), allocator)
 
 		append(
 			&results,
@@ -161,13 +183,12 @@ db_list :: proc(d: ^Db) -> (results: [dynamic]EnvFile, ok: bool) {
 				Path = path,
 				Dir = filepath.dir(path),
 				Remotes = remotes,
-				Sha256 = sha,
-				contents = contents,
+				Sha256 = clone_cstring(sqlite.column_text(stmt, 2), allocator),
+				contents = clone_cstring(sqlite.column_text(stmt, 3), allocator),
 			},
 		)
 	}
 
-	sqlite.finalize(stmt)
 	ok = true
 	return
 }
@@ -175,9 +196,9 @@ db_list :: proc(d: ^Db) -> (results: [dynamic]EnvFile, ok: bool) {
 db_vacuum_to_file :: proc(db: ^rawptr, path: string) -> bool {
 	b: strings.Builder
 	strings.builder_init(&b)
+	defer strings.builder_destroy(&b)
 	fmt.sbprintf(&b, "VACUUM INTO '%s'", path)
-	sql := strings.to_string(b)
-	rc := sqlite.db_exec(db, string_to_cstring(sql), nil, nil, nil)
+	rc := sqlite.db_exec(db, to_cstring(&b), nil, nil, nil)
 	if rc != sqlite.OK {
 		fmt.printf("Error vacuuming database: %s\n", sqlite.db_errmsg(db))
 		return false
@@ -218,10 +239,10 @@ db_restore_from_encrypted :: proc(db: ^rawptr, cfg: Config) -> bool {
 db_attach_and_copy :: proc(mem_db: ^rawptr, src_path: string) -> bool {
 	b: strings.Builder
 	strings.builder_init(&b)
+	defer strings.builder_destroy(&b)
 	fmt.sbprintf(&b, "ATTACH DATABASE '%s' AS source", src_path)
-	attach_sql := strings.to_string(b)
 
-	rc := sqlite.db_exec(mem_db, string_to_cstring(attach_sql), nil, nil, nil)
+	rc := sqlite.db_exec(mem_db, to_cstring(&b), nil, nil, nil)
 	if rc != sqlite.OK {
 		fmt.printf("Error attaching database: %s\n", sqlite.db_errmsg(mem_db))
 		return false
@@ -250,6 +271,7 @@ get_git_remotes :: proc(dir: string) -> [dynamic]string {
 
 	b: strings.Builder
 	strings.builder_init(&b)
+	defer strings.builder_destroy(&b)
 	fmt.sbprintf(&b, "%s-git-remotes", make_temp_path())
 	tmp_path := strings.to_string(b)
 	tmp_file, tmp_err := os.open(tmp_path, os.O_CREATE | os.O_WRONLY | os.O_TRUNC)
@@ -279,13 +301,13 @@ get_git_remotes :: proc(dir: string) -> [dynamic]string {
 	}
 
 	data, read_err := os.read_entire_file_from_path(tmp_path, context.allocator)
+	defer delete(data)
 	os.remove(tmp_path)
 	if read_err != nil {
 		return remotes
 	}
 
-	output_str := string(data)
-	lines := strings.split(output_str, "\n")
+	lines := strings.split(string(data), "\n")
 
 	for &line in lines {
 		line = strings.trim_space(line)
@@ -312,27 +334,27 @@ new_env_file :: proc(path: string) -> (EnvFile, bool) {
 		fmt.printf("Error getting absolute path: %v\n", abs_err)
 		return EnvFile{}, false
 	}
-	cloned_path, _ := strings.clone(abs_path)
 
-	dir := filepath.dir(cloned_path)
+	dir := filepath.dir(abs_path)
 
 	remotes := get_git_remotes(dir)
 
-	data, read_err := os.read_entire_file_from_path(cloned_path, context.allocator)
+	data, read_err := os.read_entire_file_from_path(abs_path, context.allocator)
+	defer delete(data)
 	if read_err != nil {
-		fmt.printf("Error reading file %s: %v\n", cloned_path, read_err)
+		fmt.printf("Error reading file %s: %v\n", abs_path, read_err)
 		return EnvFile{}, false
 	}
 
-	digest := hash.hash_bytes(hash.Algorithm.SHA256, data)
+	digest := hash.hash_bytes(hash.Algorithm.SHA256, data, context.temp_allocator)
+	// TODO: Handle error
 	hex_bytes, _ := hex.encode(digest)
-	sha_str := string(hex_bytes)
 
 	return EnvFile {
-			Path = cloned_path,
+			Path = abs_path,
 			Dir = dir,
 			Remotes = remotes,
-			Sha256 = sha_str,
+			Sha256 = string(hex_bytes),
 			contents = string(data),
 		},
 		true
@@ -344,20 +366,35 @@ db_insert :: proc(d: ^Db, file: EnvFile) -> bool {
 		fmt.printf("Error marshaling remotes: %v\n", marshal_err)
 		return false
 	}
+	defer delete(remotes_json)
 
-	sql := "INSERT OR REPLACE INTO envr_env_files (path, remotes, sha256, contents) VALUES (?, ?, ?, ?)"
+	sql: cstring =
+		"INSERT OR REPLACE INTO " +
+		"envr_env_files (path, remotes, sha256, contents) VALUES (?, ?, ?, ?)"
 	stmt: ^rawptr
-	rc := sqlite.prepare_v2(d.db, string_to_cstring(sql), -1, &stmt, nil)
+	rc := sqlite.prepare_v2(d.db, sql, -1, &stmt, nil)
 	if rc != sqlite.OK {
 		fmt.printf("Error preparing insert: %s\n", sqlite.db_errmsg(d.db))
 		return false
 	}
 	defer sqlite.finalize(stmt)
 
-	rc = sqlite.bind_text(stmt, 1, string_to_cstring(file.Path), -1, nil)
-	rc = sqlite.bind_text(stmt, 2, string_to_cstring(string(remotes_json)), -1, nil)
-	rc = sqlite.bind_text(stmt, 3, string_to_cstring(file.Sha256), -1, nil)
-	rc = sqlite.bind_text(stmt, 4, string_to_cstring(file.contents), -1, nil)
+	// TODO: deal with elsewhere?
+	cpath := to_cstring(file.Path)
+	defer delete(cpath)
+	rc = sqlite.bind_text(stmt, 1, cpath, -1, nil)
+
+	cremotes := to_cstring(string(remotes_json))
+	defer delete(cremotes)
+	rc = sqlite.bind_text(stmt, 2, cremotes, -1, nil)
+
+	csha := to_cstring(file.Sha256)
+	defer delete(csha)
+	rc = sqlite.bind_text(stmt, 3, csha, -1, nil)
+
+	ccontents := to_cstring(file.contents)
+	defer delete(ccontents)
+	rc = sqlite.bind_text(stmt, 4, ccontents, -1, nil)
 
 	rc = sqlite.step(stmt)
 	if rc != sqlite.DONE {
@@ -369,17 +406,19 @@ db_insert :: proc(d: ^Db, file: EnvFile) -> bool {
 	return true
 }
 
-db_fetch :: proc(d: ^Db, path: string) -> (EnvFile, bool) {
-	sql := "SELECT path, remotes, sha256, contents FROM envr_env_files WHERE path = ?"
+db_fetch :: proc(d: ^Db, path: string, allocator := context.allocator) -> (EnvFile, bool) {
+	sql: cstring = "SELECT path, remotes, sha256, contents FROM envr_env_files WHERE path = ?"
 	stmt: ^rawptr
-	rc := sqlite.prepare_v2(d.db, string_to_cstring(sql), -1, &stmt, nil)
+	rc := sqlite.prepare_v2(d.db, sql, -1, &stmt, nil)
 	if rc != sqlite.OK {
 		fmt.printf("Error preparing fetch: %s\n", sqlite.db_errmsg(d.db))
 		return EnvFile{}, false
 	}
 	defer sqlite.finalize(stmt)
 
-	rc = sqlite.bind_text(stmt, 1, string_to_cstring(path), -1, nil)
+	cpath := to_cstring(path, allocator)
+	defer delete(cpath, allocator)
+	rc = sqlite.bind_text(stmt, 1, cpath, -1, nil)
 	rc = sqlite.step(stmt)
 	if rc == sqlite.DONE {
 		fmt.printf("No file found with path: %s\n", path)
@@ -390,38 +429,37 @@ db_fetch :: proc(d: ^Db, path: string) -> (EnvFile, bool) {
 		return EnvFile{}, false
 	}
 
-	file_path := cstring_to_string(sqlite.column_text(stmt, 0))
-	remotes_json := cstring_to_string(sqlite.column_text(stmt, 1))
-	sha := cstring_to_string(sqlite.column_text(stmt, 2))
-	contents := cstring_to_string(sqlite.column_text(stmt, 3))
-
-	remotes: [dynamic]string
+	remotes_json := string(sqlite.column_text(stmt, 1))
+	remotes: [dynamic]string = ---
 	if len(remotes_json) > 0 {
-		json.unmarshal_string(remotes_json, &remotes)
+		json.unmarshal_string(remotes_json, &remotes, allocator = allocator)
 	}
 
-	cloned_path, _ := strings.clone(file_path)
+	file_path := clone_cstring(sqlite.column_text(stmt, 0))
+
 	return EnvFile {
-			Path = cloned_path,
-			Dir = filepath.dir(cloned_path),
+			Path = file_path,
+			Dir = filepath.dir(file_path),
 			Remotes = remotes,
-			Sha256 = sha,
-			contents = contents,
+			Sha256 = clone_cstring(sqlite.column_text(stmt, 2), allocator),
+			contents = clone_cstring(sqlite.column_text(stmt, 3), allocator),
 		},
 		true
 }
 
 db_delete :: proc(d: ^Db, path: string) -> bool {
-	sql := "DELETE FROM envr_env_files WHERE path = ?"
+	sql: cstring = "DELETE FROM envr_env_files WHERE path = ?"
 	stmt: ^rawptr
-	rc := sqlite.prepare_v2(d.db, string_to_cstring(sql), -1, &stmt, nil)
+	rc := sqlite.prepare_v2(d.db, sql, -1, &stmt, nil)
 	if rc != sqlite.OK {
 		fmt.printf("Error preparing delete: %s\n", sqlite.db_errmsg(d.db))
 		return false
 	}
 	defer sqlite.finalize(stmt)
 
-	rc = sqlite.bind_text(stmt, 1, string_to_cstring(path), -1, nil)
+	cpath := to_cstring(path)
+	defer delete(cpath)
+	rc = sqlite.bind_text(stmt, 1, cpath, -1, nil)
 	rc = sqlite.step(stmt)
 	if rc != sqlite.DONE {
 		fmt.printf("Error deleting: %s\n", sqlite.db_errmsg(d.db))
@@ -437,19 +475,31 @@ db_delete :: proc(d: ^Db, path: string) -> bool {
 	return true
 }
 
-cstring_to_string :: proc(cs: cstring) -> string {
-	if cs == nil {
-		return ""
-	}
-	s, _ := strings.clone_from_cstring(cs)
-	return s
+to_cstring :: proc {
+	string_to_cstring,
+	strings.to_cstring,
 }
 
-string_to_cstring :: proc(s: string) -> cstring {
-	cs, _ := strings.clone_to_cstring(s)
+string_to_cstring :: proc(s: string, allocator := context.allocator) -> cstring {
+	cs, err := strings.clone_to_cstring(s, allocator)
+	if err != nil {
+		fmt.printf("Failed to convert string to cstring: %v\n", err)
+		panic("Allocation Exception")
+	}
 	return cs
 }
 
+clone_cstring :: proc(c: cstring, allocator := context.allocator) -> string {
+	str, err := strings.clone_from_cstring(c, allocator)
+	if err != nil {
+		fmt.printf("Failed to convert string to cstring: %v\n", err)
+		delete(str)
+		panic("Allocation Exception")
+	}
+
+	return str
+}
+
 db_update_required :: proc(status: SyncFlag) -> bool {
 	return .BackedUp in status || .DirUpdated in status
 }
@@ -496,20 +546,11 @@ find_moved_dirs :: proc(d: ^Db, f: ^EnvFile) -> ([dynamic]string, bool) {
 	return moved, true
 }
 
-env_file_backup :: proc(f: ^EnvFile) -> bool {
-	data, read_err := os.read_entire_file_from_path(f.Path, context.allocator)
-	if read_err != nil {
-		fmt.printf("Error reading file %s: %v\n", f.Path, read_err)
-		return false
-	}
-
-	f.contents = string(data)
-	digest := hash.hash_bytes(hash.Algorithm.SHA256, data)
-	hex_bytes, _ := hex.encode(digest)
-	f.Sha256 = string(hex_bytes)
-	return true
+db_sync :: proc(d: ^Db, f: ^EnvFile) -> (SyncFlag, string) {
+	return env_file_sync(f, .TrustFilesystem, d)
 }
 
+// If SyncFlag is .BackedUp, Caller is responsible for calling delete on f.contents and f.Sha256
 env_file_sync :: proc(f: ^EnvFile, dir: SyncDirection, d: ^Db) -> (SyncFlag, string) {
 	result: SyncFlag = {}
 
@@ -555,6 +596,7 @@ env_file_sync :: proc(f: ^EnvFile, dir: SyncDirection, d: ^Db) -> (SyncFlag, str
 	}
 
 	digest := hash.hash_bytes(hash.Algorithm.SHA256, data)
+	// TODO: Handle error
 	hex_bytes, _ := hex.encode(digest)
 	current_sha := string(hex_bytes)
 
@@ -580,7 +622,24 @@ env_file_sync :: proc(f: ^EnvFile, dir: SyncDirection, d: ^Db) -> (SyncFlag, str
 	return result, ""
 }
 
-db_sync :: proc(d: ^Db, f: ^EnvFile) -> (SyncFlag, string) {
-	return env_file_sync(f, .TrustFilesystem, d)
+// Loads the contents of the the file at f.Path into f.contents
+//
+// Caller is responsible for calling delete on f.contents and f.Sha256
+env_file_backup :: proc(f: ^EnvFile) -> bool {
+	data, read_err := os.read_entire_file_from_path(f.Path, context.allocator)
+	if read_err != nil {
+		fmt.printf("Error reading file %s: %v\n", f.Path, read_err)
+		return false
+	}
+
+	f.contents = string(data)
+	digest := hash.hash_bytes(hash.Algorithm.SHA256, data, context.temp_allocator)
+	hex_bytes, alloc_err := hex.encode(digest)
+	if alloc_err != nil {
+		fmt.printf("Error generating hash for file %s: %v\n", f.Path, alloc_err)
+		return false
+	}
+	f.Sha256 = string(hex_bytes)
+	return true
 }
 
diff --git a/db_integration_test.odin b/db_integration_test.odin
index 62efdc2..691a70c 100644
--- a/db_integration_test.odin
+++ b/db_integration_test.odin
@@ -180,16 +180,16 @@ test_decrypt_then_attach_sqlite :: proc(t: ^testing.T) {
 	}
 	defer sqlite.db_close(mem_db)
 
-	create_sql := "CREATE TABLE IF NOT EXISTS envr_env_files (path TEXT PRIMARY KEY NOT NULL, remotes TEXT, sha256 TEXT NOT NULL, contents TEXT NOT NULL)"
-	rc = sqlite.db_exec(mem_db, string_to_cstring(create_sql), nil, nil, nil)
+	create_sql: cstring = "CREATE TABLE IF NOT EXISTS envr_env_files (path TEXT PRIMARY KEY NOT NULL, remotes TEXT, sha256 TEXT NOT NULL, contents TEXT NOT NULL)"
+	rc = sqlite.db_exec(mem_db, create_sql, nil, nil, nil)
 	testing.expect(t, rc == sqlite.OK, "failed to create table")
 
 	attach_ok := db_attach_and_copy(mem_db, tmp_db_path)
 	testing.expect(t, attach_ok, "failed to attach and copy")
 
-	sql := "SELECT path FROM envr_env_files"
+	sql: cstring = "SELECT path FROM envr_env_files"
 	stmt: ^rawptr
-	rc = sqlite.prepare_v2(mem_db, string_to_cstring(sql), -1, &stmt, nil)
+	rc = sqlite.prepare_v2(mem_db, sql, -1, &stmt, nil)
 	testing.expect(t, rc == sqlite.OK, "prepare failed")
 	if rc != sqlite.OK {
 		return
@@ -199,7 +199,7 @@ test_decrypt_then_attach_sqlite :: proc(t: ^testing.T) {
 	rc = sqlite.step(stmt)
 	testing.expect(t, rc == sqlite.ROW, "expected at least one row")
 	if rc == sqlite.ROW {
-		path := cstring_to_string(sqlite.column_text(stmt, 0))
+		path := string(sqlite.column_text(stmt, 0))
 		testing.expect(t, len(path) > 0, "path should not be empty")
 	}
 }
@@ -207,9 +207,7 @@ test_decrypt_then_attach_sqlite :: proc(t: ^testing.T) {
 @(test)
 test_full_db_cycle :: proc(t: ^testing.T) {
 	cfg := fixture_config()
-	defer {
-		delete(cfg.Keys)
-	}
+	defer delete(cfg.Keys)
 
 	db_path := fixture_db_path()
 	original_data, read_err := os.read_entire_file_from_path(db_path, context.allocator)
@@ -230,6 +228,7 @@ test_full_db_cycle :: proc(t: ^testing.T) {
 	os.mkdir_all(envr_dir_path)
 
 	data_path, _ := filepath.join([]string{envr_dir_path, "data.envr"})
+	defer delete(data_path)
 	write_err := os.write_entire_file(data_path, encrypted)
 	testing.expectf(t, write_err == nil, "failed to write data.envr: %v", write_err)
 	if write_err != nil {
diff --git a/db_test.odin b/db_test.odin
index 1a98b4a..6077e0a 100644
--- a/db_test.odin
+++ b/db_test.odin
@@ -15,8 +15,8 @@ make_test_db :: proc() -> (Db, bool) {
 		return Db{}, false
 	}
 
-	create_sql := "CREATE TABLE IF NOT EXISTS envr_env_files (path TEXT PRIMARY KEY NOT NULL, remotes TEXT, sha256 TEXT NOT NULL, contents TEXT NOT NULL)"
-	rc = sqlite.db_exec(db, string_to_cstring(create_sql), nil, nil, nil)
+	create_sql: cstring = "CREATE TABLE IF NOT EXISTS envr_env_files (path TEXT PRIMARY KEY NOT NULL, remotes TEXT, sha256 TEXT NOT NULL, contents TEXT NOT NULL)"
+	rc = sqlite.db_exec(db, create_sql, nil, nil, nil)
 	if rc != sqlite.OK {
 		sqlite.db_close(db)
 		return Db{}, false
@@ -46,26 +46,25 @@ test_db_insert_and_fetch :: proc(t: ^testing.T) {
 	if !ok do return
 	defer sqlite.db_close(d.db)
 
-	f := make_test_env_file(
-		"/project/.env",
-		"abc123",
-		"SECRET=value",
-		[]string{"git@github.com:user/repo.git"},
-	)
+	path := "/project/.env"
+	sha := "abc123"
+	contents := "SECRET=value"
+
+	f := make_test_env_file(path, sha, contents, []string{"git@github.com:user/repo.git"})
 	defer delete(f.Remotes)
 
 	testing.expect(t, db_insert(&d, f), "insert should succeed")
 
 	fetched, fetch_ok := db_fetch(&d, "/project/.env")
+	defer delete_envfile(&fetched)
 	testing.expect(t, fetch_ok, "fetch should succeed")
 	if !fetch_ok do return
-	defer delete(fetched.Remotes)
 
-	testing.expect(t, fetched.Path == "/project/.env", "path mismatch")
-	testing.expect(t, fetched.Sha256 == "abc123", "sha mismatch")
-	testing.expect(t, fetched.contents == "SECRET=value", "contents mismatch")
-	testing.expect(t, len(fetched.Remotes) == 1, "remotes count mismatch")
-	testing.expect(t, fetched.Remotes[0] == "git@github.com:user/repo.git", "remote mismatch")
+	testing.expect_value(t, fetched.Path, path)
+	testing.expect_value(t, fetched.Sha256, sha)
+	testing.expect_value(t, fetched.contents, contents)
+	testing.expect_value(t, len(fetched.Remotes), 1)
+	testing.expect_value(t, fetched.Remotes[0], "git@github.com:user/repo.git")
 }
 
 @(test)
@@ -98,16 +97,19 @@ test_db_insert_or_replace :: proc(t: ^testing.T) {
 	testing.expect(t, list_ok, "list should succeed")
 	if !list_ok do return
 	defer delete(results)
+	for &result in results {
+		defer delete_envfile(&result)
+	}
 
 	testing.expect(t, len(results) == 1, "should have 1 row, not 2")
 
 	fetched, fetch_ok := db_fetch(&d, "/project/.env")
 	testing.expect(t, fetch_ok, "fetch should succeed")
 	if !fetch_ok do return
-	defer delete(fetched.Remotes)
+	defer delete_envfile(&fetched)
 
-	testing.expect(t, fetched.contents == "KEY=new", "contents should be updated")
-	testing.expect(t, fetched.Sha256 == "sha2", "sha should be updated")
+	testing.expect_value(t, fetched.contents, "KEY=new")
+	testing.expect_value(t, fetched.Sha256, "sha2")
 }
 
 @(test)
@@ -145,11 +147,10 @@ test_db_list_multiple :: proc(t: ^testing.T) {
 	defer sqlite.db_close(d.db)
 
 	f1 := make_test_env_file("/proj1/.env", "sha1", "A=1", []string{"git@github.com:a/repo.git"})
-	f2 := make_test_env_file("/proj2/.env", "sha2", "B=2", []string{"git@github.com:b/repo.git"})
-	f3 := make_test_env_file("/proj3/.env", "sha3", "C=3")
 	defer delete(f1.Remotes)
+	f2 := make_test_env_file("/proj2/.env", "sha2", "B=2", []string{"git@github.com:b/repo.git"})
 	defer delete(f2.Remotes)
-	defer delete(f3.Remotes)
+	f3 := make_test_env_file("/proj3/.env", "sha3", "C=3")
 
 	db_insert(&d, f1)
 	db_insert(&d, f2)
@@ -159,8 +160,13 @@ test_db_list_multiple :: proc(t: ^testing.T) {
 	testing.expect(t, list_ok, "list should succeed")
 	if !list_ok do return
 	defer delete(results)
+	defer {
+		for &result in results {
+			delete_envfile(&result)
+		}
+	}
 
-	testing.expect(t, len(results) == 3, "should have 3 rows")
+	testing.expect_value(t, len(results), 3)
 }
 
 @(test)
@@ -224,13 +230,12 @@ test_db_vacuum_to_file :: proc(t: ^testing.T) {
 
 	testing.expect(t, db_vacuum_to_file(d.db, vacuum_path), "vacuum should succeed")
 
-	_, stat_err := os.stat(vacuum_path, context.allocator)
+	info, stat_err := os.stat(vacuum_path, context.allocator)
+	defer os.file_info_delete(info, context.allocator)
 	testing.expect(t, stat_err == nil, "vacuumed file should exist")
-	if stat_err != nil do return
 
 	data, read_err := os.read_entire_file_from_path(vacuum_path, context.allocator)
 	testing.expect(t, read_err == nil, "should read vacuumed file")
-	if read_err != nil do return
 	defer delete(data)
 
 	testing.expect(t, len(data) > 0, "vacuumed file should be non-empty")
@@ -342,6 +347,8 @@ test_new_env_file :: proc(t: ^testing.T) {
 	testing.expect(t, ok, "new_env_file should succeed")
 	if !ok do return
 	defer delete(file.Remotes)
+	defer delete(file.Sha256)
+	defer delete(file.Path)
 
 	testing.expect(t, filepath.is_abs(file.Path), "path should be absolute")
 	testing.expect(t, strings.has_suffix(file.Path, "/.env"), "path should end with /.env")
@@ -368,9 +375,11 @@ test_env_file_backup :: proc(t: ^testing.T) {
 	f := EnvFile {
 		Path = env_path,
 	}
+	defer delete(f.contents)
+	defer delete(f.Sha256)
 	testing.expect(t, env_file_backup(&f), "backup should succeed")
-	testing.expect(t, f.contents == "KEY=12345\n", "contents should be populated")
-	testing.expect(t, len(f.Sha256) == 64, "sha256 should be 64 hex chars")
+	testing.expect_value(t, f.contents, "KEY=12345\n")
+	testing.expect_value(t, len(f.Sha256), 64)
 }
 
 @(test)
@@ -388,11 +397,11 @@ test_update_dir :: proc(t: ^testing.T) {
 		Dir     = "/old/project",
 		Remotes = make([dynamic]string, 0),
 	}
-	defer delete(f.Remotes)
+	defer delete_envfile(&f)
 
 	update_dir(&f, "/new/location")
 
-	testing.expect(t, f.Dir == "/new/location", "dir should be updated")
-	testing.expect(t, f.Path == "/new/location/.env", "path should be updated")
+	testing.expect_value(t, f.Dir, "/new/location")
+	testing.expect_value(t, f.Path, "/new/location/.env")
 }
 
diff --git a/prompt.odin b/prompt.odin
index 4bce000..9c6cb4d 100644
--- a/prompt.odin
+++ b/prompt.odin
@@ -113,10 +113,14 @@ MultiSelect_Result :: enum {
 
 MAX_VISIBLE :: 7
 
+// Caller is responsible for deleting the responses.
 multi_select :: proc(
 	prompt: string,
 	options: []string,
-) -> (selected: [dynamic]bool, result: MultiSelect_Result) {
+) -> (
+	selected: [dynamic]bool,
+	result: MultiSelect_Result,
+) {
 	if len(options) == 0 {
 		return
 	}
@@ -166,18 +170,21 @@ multi_select :: proc(
 	}
 }
 
-render_options :: proc(prompt: string, options: []string, selected: []bool, cursor: int, scroll_offset: int) -> int {
-	fmt.printf(
-		"\x1b[1;36m%s\x1b[0m (↑/↓ move, space select, enter confirm)\r\n",
-		prompt,
-	)
+render_options :: proc(
+	prompt: string,
+	options: []string,
+	selected: []bool,
+	cursor: int,
+	scroll_offset: int,
+) -> int {
+	fmt.printf("\x1b[1;36m%s\x1b[0m (↑/↓ move, space select, enter confirm)\r\n", prompt)
 
 	end := scroll_offset + MAX_VISIBLE
 	if end > len(options) {
 		end = len(options)
 	}
 
-	for i in scroll_offset..<end {
+	for i in scroll_offset ..< end {
 		checkbox := " "
 		if selected[i] {
 			checkbox = "x"
@@ -191,3 +198,4 @@ render_options :: proc(prompt: string, options: []string, selected: []bool, curs
 
 	return end - scroll_offset
 }
+
diff --git a/scan.odin b/scan.odin
index b340550..a220949 100644
--- a/scan.odin
+++ b/scan.odin
@@ -69,6 +69,7 @@ run_fd :: proc(args: []string) -> (lines: []string, ok: bool) {
 	tmp_path := next_fd_tmp_path()
 	tmp_file, tmp_err := os.open(tmp_path, os.O_CREATE | os.O_WRONLY | os.O_TRUNC)
 	if tmp_err != nil {
+		// TODO: Log a message here
 		return
 	}