Add portfolio template to combined marketing+portfolio template

- Added portfolio pages: portfolio-index, portfolio-about, portfolio-contact
- Added work/[slug].astro for project detail pages
- Added PortfolioBase.astro layout with Playfair Display font
- Added ProjectCard.astro component
- Added projects collection with taxonomies (category, tag)
- Updated theme.css with --font-serif variable
- Added portfolio seed data with 4 projects
- Updated menus to include Work link

.omc/state/mission-state.json

@@ -1,5 +1,5 @@
 {
-  "updatedAt": "2026-05-01T04:04:54.735Z",
+  "updatedAt": "2026-05-01T06:13:19.823Z",
   "missions": [
     {
       "id": "session:33698839-2ad1-4412-9735-43676f5e6beb:none",
@@ -7,7 +7,7 @@
       "name": "none",
       "objective": "Session mission",
       "createdAt": "2026-04-30T23:41:28.830Z",
-      "updatedAt": "2026-05-01T04:04:54.735Z",
+      "updatedAt": "2026-05-01T06:13:19.823Z",
       "status": "done",
       "workerCount": 1,
       "taskCounts": {
@@ -27,7 +27,7 @@
           "currentStep": null,
           "latestUpdate": "completed",
           "completedSummary": null,
-          "updatedAt": "2026-05-01T04:04:54.735Z"
+          "updatedAt": "2026-05-01T06:13:19.823Z"
         }
       ],
       "timeline": [
@@ -62,6 +62,30 @@
           "agent": "Explore:a0f2988",
           "detail": "completed",
           "sourceKey": "session-stop:a03ceb29df0d9439c"
+        },
+        {
+          "id": "session-stop:a5d502987c545569c:2026-05-01T05:42:16.073Z",
+          "at": "2026-05-01T05:42:16.073Z",
+          "kind": "completion",
+          "agent": "Explore:a0f2988",
+          "detail": "completed",
+          "sourceKey": "session-stop:a5d502987c545569c"
+        },
+        {
+          "id": "session-stop:ada0ac096cb8f31aa:2026-05-01T05:42:34.397Z",
+          "at": "2026-05-01T05:42:34.397Z",
+          "kind": "completion",
+          "agent": "Explore:a0f2988",
+          "detail": "completed",
+          "sourceKey": "session-stop:ada0ac096cb8f31aa"
+        },
+        {
+          "id": "session-stop:ae2f4e3ced71aa12c:2026-05-01T06:13:19.823Z",
+          "at": "2026-05-01T06:13:19.823Z",
+          "kind": "completion",
+          "agent": "Explore:a0f2988",
+          "detail": "completed",
+          "sourceKey": "session-stop:ae2f4e3ced71aa12c"
         }
       ]
     }