WebMemories: update library page layout (#1326)

- Add missing data fetch for discover view
- Remove deprecated packages from browser and markdown projects
- Fix warning from codescan

Author: hillary-mutisya

ts/packages/agents/browser/package.json

@@ -82,7 +82,6 @@
     "ws": "^8.17.1"
   },
   "devDependencies": {
-    "@crxjs/vite-plugin": "^2.0.0-beta.18",
     "@esbuild-plugins/node-globals-polyfill": "^0.2.3",
     "@fluidframework/build-tools": "^0.56.0",
     "@types/chrome": "^0.0.256",

ts/packages/agents/browser/src/agent/actionHandler.mts

@@ -395,6 +395,10 @@ async function updateBrowserContext(
                         case "indexWebPageContent":
                         case "checkPageIndexStatus":
                         case "getPageIndexedKnowledge":
+                        case "getRecentKnowledgeItems":
+                        case "getTopDomains":
+                        case "getActivityTrends":
+                        case "getDiscoverInsights":
                         case "getKnowledgeIndexStats":
                         case "clearKnowledgeIndex": {
                             const knowledgeResult = await handleKnowledgeAction(