fix: preserve enabled key in merged plugin config; revert trailing slash on url_prefix

fablednetmon/core/plugin_manager.py

@@ -83,7 +83,7 @@ def load_plugins(app: "Quart") -> None:
         # Merge plugin.yaml config defaults with user overrides (non-"enabled" keys)
         defaults = meta.get("config", {})
         user_overrides = {k: v for k, v in cfg.items() if k != "enabled"}
-        plugins_cfg[name] = {**defaults, **user_overrides}
+        plugins_cfg[name] = {"enabled": True, **defaults, **user_overrides}
 
         # Import the plugin package
         try:
@@ -113,7 +113,7 @@ def load_plugins(app: "Quart") -> None:
         if hasattr(module, "get_blueprint"):
             try:
                 bp = module.get_blueprint()
-                app.register_blueprint(bp, url_prefix=f"/plugins/{name}/")
+                app.register_blueprint(bp, url_prefix=f"/plugins/{name}")
                 logger.info("Plugin %r: blueprint registered at /plugins/%s/", name, name)
             except Exception:
                 logger.exception("Plugin %r: get_blueprint() raised", name)