diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 06fbb1b0..36bb4f1c 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -63,7 +63,7 @@ jobs:
         continue-on-error: true
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v5
         with:
           path: ./site
 
diff --git a/.gitignore b/.gitignore
index c53c2817..ed5349ee 100644
--- a/.gitignore
+++ b/.gitignore
@@ -117,3 +117,6 @@ node_modules/
 
 # Frontend build artifacts (generated by Vite — do not track in git)
 semantica/static/
+
+# Local graph explorer test datasets
+demo_out/
diff --git a/Dockerfile b/Dockerfile
index a69e072c..988064d1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:20-alpine AS frontend-builder
+FROM node:25-alpine AS frontend-builder
 
 WORKDIR /app/semantica-explorer
 
@@ -13,7 +13,7 @@ COPY semantica-explorer/ ./
 RUN npm run build
 
 
-FROM python:3.12-slim AS runtime
+FROM python:3.14-slim AS runtime
 
 WORKDIR /app
 
diff --git a/explorer/src/workspaces/GraphWorkspace/GraphWorkspace.tsx b/explorer/src/workspaces/GraphWorkspace/GraphWorkspace.tsx
index d7afbcbd..6484fee0 100644
--- a/explorer/src/workspaces/GraphWorkspace/GraphWorkspace.tsx
+++ b/explorer/src/workspaces/GraphWorkspace/GraphWorkspace.tsx
@@ -923,6 +923,7 @@ export function GraphWorkspace() {
             sampleNodeIds?: string[];
           }
         | undefined;
+
       const anchorNodeId = communityGroup?.anchorNodeId || communityGroup?.sampleNodeIds?.[0] || "";
       if (anchorNodeId && graph.hasNode(anchorNodeId)) {
         return {
@@ -1792,6 +1793,7 @@ export function GraphWorkspace() {
 
     return groups;
   }, [
+    canActivateFocusedMode,
     displayState.groupedViewAvailable,
     displayState.groupedViewReason,
     handlePluginAction,
diff --git a/explorer/src/workspaces/GraphWorkspace/graphSceneState.ts b/explorer/src/workspaces/GraphWorkspace/graphSceneState.ts
index 54f6470f..c954babd 100644
--- a/explorer/src/workspaces/GraphWorkspace/graphSceneState.ts
+++ b/explorer/src/workspaces/GraphWorkspace/graphSceneState.ts
@@ -1925,6 +1925,7 @@ export function resolveDisplayGraph(
   options?: {
     aggregationEnabled?: boolean;
     collapsedNeighborhoodNodeIds?: Iterable<string>;
+    groupedViewAvailable?: boolean;
   },
 ): GraphDisplayResult {
   const aggregationEnabled = options?.aggregationEnabled ?? true;
@@ -1934,6 +1935,7 @@ export function resolveDisplayGraph(
   const displayState = resolveDisplayStateSnapshot(selectedNodeId, activePath, viewMode, {
     aggregationEnabled,
     collapsedNeighborhoodNodeIds,
+    groupedViewAvailable: options?.groupedViewAvailable,
   });
   const isFocusedView = viewMode === "focused" && Boolean(selectedNodeId) && graph.hasNode(selectedNodeId);
   const isGroupedView = viewMode === "grouped";
diff --git a/plugins/.claude-plugin/README.md b/plugins/.claude-plugin/README.md
index bdf90fcb..6fa56eef 100644
--- a/plugins/.claude-plugin/README.md
+++ b/plugins/.claude-plugin/README.md
@@ -91,7 +91,8 @@ claude --plugin-dir ./plugins
 Or inside a session:
 
 ```bash
-/plugin install ./plugins
+/plugin marketplace add ./plugins
+/plugin install semantica@semantica-local
 ```
 
 Verify:
diff --git a/plugins/.claude-plugin/marketplace.json b/plugins/.claude-plugin/marketplace.json
index a4e48a56..cbe8b924 100644
--- a/plugins/.claude-plugin/marketplace.json
+++ b/plugins/.claude-plugin/marketplace.json
@@ -1,5 +1,9 @@
 {
   "name": "semantica-local",
+  "owner": {
+    "name": "Hawksight AI",
+    "url": "https://github.com/Hawksight-AI/semantica"
+  },
   "plugins": [
     {
       "name": "semantica",
diff --git a/plugins/.claude-plugin/plugin.json b/plugins/.claude-plugin/plugin.json
index 2f21a77d..fd5d35e7 100644
--- a/plugins/.claude-plugin/plugin.json
+++ b/plugins/.claude-plugin/plugin.json
@@ -25,6 +25,5 @@
     "mcp"
   ],
   "skills": "./skills",
-  "agents": "./agents",
-  "hooks": "./hooks/hooks.json"
+  "agents": "./agents"
 }
diff --git a/plugins/agents/decision-advisor/AGENT.md b/plugins/agents/decision-advisor.md
similarity index 100%
rename from plugins/agents/decision-advisor/AGENT.md
rename to plugins/agents/decision-advisor.md
diff --git a/plugins/agents/explainability/AGENT.md b/plugins/agents/explainability.md
similarity index 100%
rename from plugins/agents/explainability/AGENT.md
rename to plugins/agents/explainability.md
diff --git a/plugins/agents/kg-assistant/AGENT.md b/plugins/agents/kg-assistant.md
similarity index 100%
rename from plugins/agents/kg-assistant/AGENT.md
rename to plugins/agents/kg-assistant.md