Add combined blog+marketing+portfolio template

- Added blog pages: posts index, post detail, category/tag archives, search, RSS
- Added BlogBase layout with Source Serif 4 font
- Added PostCard and TagList components
- Added utility functions: reading-time, site-identity
- Added posts collection with taxonomies to seed
- Updated menus with all sections: Home, Posts, Work, Pricing, Contact
- Added blog seed content: 3 posts with bylines

.omc/state/last-tool-error.json

@@ -1,7 +1,7 @@
 {
   "tool_name": "Bash",
-  "tool_input_preview": "{\"command\":\"git remote add origin https://git.moreminimore.com/kunthawat/emdash-marketing-template.git 2>/dev/null || git remote set-url origin https://git.moreminimore.com/kunthawat/emdash-marketing-...",
-  "error": "Exit code 128",
-  "timestamp": "2026-04-30T13:58:18.498Z",
-  "retry_count": 2
+  "tool_input_preview": "{\"command\":\"pnpm build 2>&1\",\"timeout\":120000,\"description\":\"Build template\"}",
+  "error": "Exit code 1",
+  "timestamp": "2026-05-01T06:49:03.571Z",
+  "retry_count": 1
 }