perf(site): Stored pages using #soa.

TODOS.md

@@ -16,7 +16,7 @@
 - [ ] Only publish referenced assets.
 - [ ] Split `load_page` into frontmatter-parse + body-process phases so draft pages can skip the markdown pipeline entirely
 - [ ] Use spall to find ways to reduce run time.
-- [ ] Consider using `#soa` for Page lists.
+- [x] Consider using `#soa` for Page lists.
 - [ ] too many `write_string` calls in `highlight_block`
 - [ ] return `src: cstring` from `load_query`.
 - [ ] Improve `unescape_html` with simd.

content.odin

@@ -37,7 +37,7 @@ Pending_File :: struct {
 // site_load_content reads the content directory and populates site.pages.
 // Drafts are excluded unless .Drafts is enabled.
 site_load_content :: proc(site: ^Site) {
-	site.pages = make([dynamic]Page, 0, 8, site_allocator(site))
+	site.pages = make(#soa[dynamic]Page, 0, 8, site_allocator(site))
 
 	// Phase 0: Enumerate content files
 	pending := make([dynamic]Pending_File, 0, 16, context.temp_allocator)

render.odin

@@ -393,11 +393,11 @@ get_year :: proc(iso: string) -> string {
 	return iso[:4]
 }
 
-sort_pages_by_date :: proc(pages: []Page) {
+sort_pages_by_date :: proc(pages: #soa[]Page) {
 	for i in 1 ..< len(pages) {
 		key := pages[i]
 		j := i - 1
-		for j >= 0 && pages[j].date < key.date {
+		for j >= 0 && pages.date[j] < key.date {
 			pages[j + 1] = pages[j]
 			j -= 1
 		}

site.odin

@@ -16,7 +16,7 @@ import md "markdown"
 // Site is the primary workhorse.
 Site :: struct {
 	arena:               mem.Dynamic_Arena,
-	pages:               [dynamic]Page,
+	pages:               #soa[dynamic]Page,
 	modules:             [dynamic]string,
 	vfs:                 VFS,
 	title:               string,