chore: bump version to 1.2.0 and sync all plugin manifests

- Sync .claude-plugin/plugin.json (was stuck at 1.1.0) and .cursor-plugin/plugin.json (was 1.0.5) to match main version
- Update CLAUDE.md versioning section to list all four files that must be kept in sync
- Document scripts/generate-large-graph.mjs in CLAUDE.md

.claude-plugin/marketplace.json

@@ -9,7 +9,7 @@
     {
       "name": "understand-anything",
       "description": "Multi-agent codebase analysis with interactive dashboard, guided tours, and skill commands",
-      "version": "1.1.1",
+      "version": "1.2.0",
       "source": "./understand-anything-plugin"
     }
   ]

.claude-plugin/plugin.json

@@ -1,7 +1,7 @@
 {
   "name": "understand-anything",
   "description": "AI-powered codebase understanding — analyze, visualize, and explain any project",
-  "version": "1.1.0",
+  "version": "1.2.0",
   "author": {
     "name": "Lum1104"
   },

.cursor-plugin/plugin.json

@@ -2,7 +2,7 @@
   "name": "understand-anything",
   "displayName": "Understand Anything",
   "description": "AI-powered codebase understanding — analyze, visualize, and explain any project",
-  "version": "1.0.5",
+  "version": "1.2.0",
   "author": {
     "name": "Lum1104"
   },

CLAUDE.md

@@ -51,7 +51,12 @@ An open-source tool combining LLM intelligence + static analysis to produce inte
 - **tree-sitter**: Uses `web-tree-sitter` (WASM) instead of native `tree-sitter` — native bindings fail on darwin/arm64 + Node 24
 - **Dashboard imports**: Dashboard must only import from core's browser-safe subpath exports (`./search`, `./types`, `./schema`), never the main entry point which pulls in Node.js modules
 
+## Scripts
+- `scripts/generate-large-graph.mjs` — Generates a fake knowledge graph for performance testing (e.g. large-graph layout). Writes to `.understand-anything/knowledge-graph.json`. Usage: `node scripts/generate-large-graph.mjs [nodeCount]` (default: 3000 nodes). Not part of the production pipeline.
+
 ## Versioning
-When pushing to remote, bump the version in **both** of these files (keep them in sync):
+When pushing to remote, bump the version in **all four** of these files (keep them in sync):
 - `understand-anything-plugin/package.json` → `"version"` field
 - `.claude-plugin/marketplace.json` → `plugins[0].version` field
+- `.claude-plugin/plugin.json` → `"version"` field
+- `.cursor-plugin/plugin.json` → `"version"` field

understand-anything-plugin/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@understand-anything/skill",
-  "version": "1.1.1",
+  "version": "1.2.0",
   "type": "module",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",