Initial commit: SenSu Alpha 0.2.0

- 13-service async plugin framework
- Textual TUI with CLI fallback
- Plugin hot-reload + permission system
- Web management panel (aiohttp)
- Bridge-based inter-module communication
- 10 regression tests

Fixes applied:
- PBKDF2-SHA256 auth (was plain SHA256)
- Auth bypass removed (was allow-all on fail)
- Bare excepts replaced with logged errors
- CatFramework/DreamSu -> SenSu naming unified
- ServiceManager: health checks + startup_order
- Env var credentials (SENSU_ADMIN_PASSWORD etc)

config/services/network_routes.yaml

@@ -0,0 +1,17 @@
+http_port: 8000
+last_updated: 119133.817076582
+plugin_routes:
+  example_plugin:
+  - methods:
+    - GET
+    path: /plugin/example_plugin/api/info
+    require_auth: false
+  - methods:
+    - POST
+    path: /plugin/example_plugin/api/echo
+    require_auth: true
+  - methods:
+    - WEBSOCKET
+    path: /plugin/example_plugin/ws/chat
+    require_auth: true
+websocket_port: 8765