docs: update MkDocs configuration and documentation structure

- Refactor mkdocs.yml with new project name and simplified configuration
- Update GitHub Actions workflow to use MkDocs Material deployment
- Add new configuration files for Claude Desktop
- Reorganize documentation navigation and structure
- Update CSS and JavaScript references

docs/config/claude_desktop_config.json

@@ -0,0 +1,16 @@
+{
+    "mcpServers": {
+        "homeassistant-mcp": {
+            "command": "bun",
+            "args": [
+                "run",
+                "start",
+                "--port",
+                "8080"
+            ],
+            "env": {
+                "NODE_ENV": "production"
+            }
+        }
+    }
+}