Workspace-scoped app with a workspace picker; filters behind search buttons; File Explorer follows the open file; core-agent deleted

.dependency-cruiser-known-violations.json

@@ -12,35 +12,5 @@
       "severity": "error",
       "name": "core-knows-no-verbs"
     }
-  },
-  {
-    "type": "cycle",
-    "from": "packages/core-agent/session/runtime/env-events.ts",
-    "to": "packages/core-agent/session/runtime/instance.ts",
-    "unresolvedTo": "./instance.ts",
-    "dependencyTypes": [
-      "local",
-      "import"
-    ],
-    "rule": {
-      "severity": "error",
-      "name": "no-circular"
-    },
-    "cycle": [
-      {
-        "name": "packages/core-agent/session/runtime/instance.ts",
-        "dependencyTypes": [
-          "local",
-          "import"
-        ]
-      },
-      {
-        "name": "packages/core-agent/session/runtime/env-events.ts",
-        "dependencyTypes": [
-          "local",
-          "import"
-        ]
-      }
-    ]
   }
 ]

.github/labeler.yml

@@ -23,7 +23,6 @@
 "area:agent":
   - changed-files:
       - any-glob-to-any-file:
-          - packages/core-agent/**
           - packages/app-vscode/**
           - packages/acp-fake/**
           - packages/acp-scenarios/**

CLAUDE.md

@@ -60,13 +60,11 @@ packages/core-db/       nodes and edges. All graph access goes through TenantGra
 packages/core-domain/   research actions. Verb-first: no createClaim(), only recordAnalysis().
 packages/app-mcp/       the agent surface.
 packages/app-cli/       the terminal surface. A composition root, nothing else.
-packages/core-agent/    durable, inspectable agent sessions: journal, projections, providers, effects.
 ```
 
 The dev stack runs labkit-effect's ACP agent behind the HTTP bridge `labkit-agent-http.ts` in
 `packages/app-web/scripts/`; the VS Code extension runs whichever agent its settings name.
-`packages/core-agent` has its own guidance in `docs/agent/`; start at `docs/agent/guidance.md`.
-`bun run test:agent` runs its tests.
+`docs/acp-language.md` says what ACP's messages mean and oblige.
 
 `packages/core-db/domain.ts` is the domain as graph structure — labels, edges, property
 shapes. `packages/core-domain/` is the domain as it matters to a researcher.