feat: Implement CLAUDE.md Manager View with file tree, viewer, and metadata actions

- Added main JavaScript functionality for CLAUDE.md management including file loading, rendering, and editing capabilities.
- Created a test HTML file to validate the functionality of the CLAUDE.md manager.
- Introduced CLI generation examples and documentation for rules creation via CLI.
- Enhanced error handling and notifications for file operations.

.mcp.json

@@ -0,0 +1,22 @@
+{
+  "mcpServers": {
+    "test-mcp-server": {
+      "command": "npx",
+      "args": [
+        "-y",
+        "@modelcontextprotocol/server-filesystem",
+        "D:/Claude_dms3"
+      ]
+    },
+    "ccw-tools": {
+      "command": "npx",
+      "args": [
+        "-y",
+        "ccw-mcp"
+      ],
+      "env": {
+        "CCW_ENABLED_TOOLS": "write_file,edit_file,codex_lens,smart_search"
+      }
+    }
+  }
+}