Add Forgejo CI/CD worker configurations

- Add worker config map with runner settings
- Add multiple worker deployment variants (simple, volume5, fixed, symlinks)
- Include full toolchain: Node.js, Go, Hugo, AWS CLI, Python
- Configure NFS-backed workspace and cache storage
- Set up auto-registration with git.deco.sh

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

forgejo-worker-config.yaml

@@ -0,0 +1,40 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: forgejo-worker-config
+  namespace: forgejo-workers
+data:
+  config.yaml: |
+    log:
+      level: info
+    
+    runner:
+      file: .runner
+      capacity: 2
+      envs:
+        A_TEST_ENV_NAME_1: a_test_env_value_1
+        A_TEST_ENV_NAME_2: a_test_env_value_2
+      env_file: .env
+      timeout: 3h
+      insecure: false
+      fetch_timeout: 5s
+      fetch_interval: 2s
+      labels: []
+    
+    cache:
+      enabled: true
+      dir: /data/cache
+      host: ""
+      port: 0
+    
+    container:
+      network: ""
+      privileged: true
+      options:
+      workdir_parent: /data/workspace
+      valid_volumes: []
+      docker_host: ""
+      force_pull: false
+    
+    host:
+      workdir_parent: /data/workspace