fix(08): fix AI key status detection and enable saving to secrets.yaml

backend/routers/admin/ai_config.py

@@ -67,8 +67,11 @@ def get_ai_config(
     current_admin: auth.TokenData = Depends(auth.get_current_admin)
 ):
     """Check AI provider status and active provider."""
-    gemini_key = os.environ.get("GEMINI_API_KEY")
-    claude_key = os.environ.get("CLAUDE_API_KEY")
+    config = ConfigManager.get_config() # Alias for config_loader.get_config
+    ai_config = config.get("ai", {})
+    
+    gemini_key = ai_config.get("gemini_api_key")
+    claude_key = ai_config.get("claude_api_key")
 
     provider_setting = db.query(models.SystemSetting).filter(models.SystemSetting.key == "ai_provider").first()
     active_provider = provider_setting.value if provider_setting else "gemini"
@@ -112,10 +115,14 @@ def update_ai_keys(
     if updates:
         ConfigManager.update_keys(updates)
 
+    # Re-load config to return accurate status
+    config = ConfigManager.get_config()
+    ai_cfg = config.get("ai", {})
+
     return {
         "status": "success",
-        "gemini_configured": bool(os.environ.get("GEMINI_API_KEY")),
-        "claude_configured": bool(os.environ.get("CLAUDE_API_KEY"))
+        "gemini_configured": bool(ai_cfg.get("gemini_api_key")),
+        "claude_configured": bool(ai_cfg.get("claude_api_key"))
     }