feat(ai): commandes @/ & skills, analyse d'images et capacites des modeles (#81)

backend/main.py

@@ -854,6 +854,7 @@ from backend.share import (
     revoke_share,
     update_shares_after_rename,
 )
+from backend.skills_routes import router as skills_router
 from backend.webhooks import (
     create_webhook,
     delete_webhook,
@@ -865,6 +866,7 @@ from backend.webhooks import (
 app.include_router(auth_router)
 app.include_router(ai_router)
 app.include_router(bookslm_router)
+app.include_router(skills_router)
 
 # Admin Dashboard endpoints (system stats, audit logs, backups, stream)
 try:
@@ -3571,6 +3573,8 @@ async def api_list_ai_models(provider: str = Query(...), current_user=Depends(re
     """
     provider = provider.lower()
 
+    from backend.model_capabilities import get_capabilities_for_models
+
     all_providers = ("deepseek", "openrouter", "gemini", "nvidia", "qwencloud", "xiaomi", "mistral")
     if provider not in all_providers:
         return {"models": [], "error": f"Unknown provider: {provider}", "source": "validation"}
@@ -3580,7 +3584,9 @@ async def api_list_ai_models(provider: str = Query(...), current_user=Depends(re
     if not key:
         # No key configured — return curated fallback list so the UI can
         # still show what WOULD be available once a key is set.
-        return {"models": _FALLBACK_MODELS.get(provider, []), "source": "fallback",
+        fallback = _FALLBACK_MODELS.get(provider, [])
+        return {"models": fallback, "source": "fallback",
+                "capabilities": get_capabilities_for_models(provider, fallback),
                 "note": "API key not configured — showing default model list"}
 
     # Build URL
@@ -3626,13 +3632,15 @@ async def api_list_ai_models(provider: str = Query(...), current_user=Depends(re
             default = PROVIDERS.get(provider, {}).get("model")
             if default and default not in models:
                 models = [default] + models
-            return {"models": models, "source": "live", "count": len(models)}
+            return {"models": models, "source": "live", "count": len(models),
+                    "capabilities": get_capabilities_for_models(provider, models)}
         # Empty list from API — fall through to fallback
         raise ValueError("empty model list from provider API")
     except Exception as e:
         # Network error, auth error, parsing error — use curated fallback
         fallback = _FALLBACK_MODELS.get(provider, [])
         return {"models": fallback, "source": "fallback", "error": str(e)[:200],
+                "capabilities": get_capabilities_for_models(provider, fallback),
                 "note": "Could not reach provider API — showing default model list"}