feat: H-WIKI-SEARCH — WikiSearchProvider created and registered in wiki/plugin.py on_activate, FTS + vector search on wiki_articles

app/plugins/builtins/wiki/plugin.py

@@ -1,8 +1,11 @@
-"""Wiki plugin — knowledge articles, categories, versioning (H-WIKI, H-VER)."""
+"""Wiki plugin — knowledge articles, categories, versioning (H-WIKI, H-VER).""
 from __future__ import annotations
+import logging
 from app.plugins.base import BasePlugin
 from app.plugins.manifest import FrontendMenuItem, FrontendPageRoute, PluginManifest, PluginRouteDef
 
+logger = logging.getLogger(__name__)
+
 class WikiPlugin(BasePlugin):
     manifest = PluginManifest(
         name="wiki",
@@ -17,3 +20,15 @@ class WikiPlugin(BasePlugin):
         menu_items=[FrontendMenuItem(label_key="wiki.menu.wiki", label="Wiki", path="/wiki", icon="BookOpen")],
         page_routes=[FrontendPageRoute(path="/wiki", component="@/pages/Wiki")],
     )
+
+    async def on_activate(self, db, service_container, event_bus) -> None:
+        """Register wiki search provider on activation."""
+        await super().on_activate(db, service_container, event_bus)
+        try:
+            from app.plugins.builtins.unified_search.provider_registry import get_search_registry
+            from app.plugins.builtins.unified_search.providers.wiki_provider import WikiSearchProvider
+            registry = get_search_registry()
+            registry.register(WikiSearchProvider())
+            logger.info("Registered WikiSearchProvider")
+        except Exception:
+            logger.exception("Failed to register WikiSearchProvider")