feat(userbot): add Kubernetes control panel

Manage Telegram instances through Kubernetes with legacy adoption for forust and anna. Build and deploy the panel image alongside the runtime.

userbot/k8s/base/kustomization.yaml

@@ -3,7 +3,5 @@ kind: Kustomization
 
 resources:
   - userbots.yaml
-  - common-secret.yaml
+  - panel.yaml
   - common-config.yaml
-  - forust-secrets.yaml
-  - anna-secrets.yaml