refactor: remove frontend, move JSONs to json/ top-level

- Archive frontend to community-scripts/ProxmoxVE-Frontend-Archive
- Move frontend/public/json/ -> json/
- Update workflow paths in 5 actions:
  - update-versions-github.yml
  - update-json-date.yml
  - push-json-to-pocketbase.yml
  - delete-pocketbase-entry-on-removal.yml
  - autolabeler.yml
- Remove frontend-cicd.yml (no longer needed)
- Clean up .gitignore (remove frontend-specific entries)

json/cloudflared.json

@@ -0,0 +1,44 @@
+{
+  "name": "Cloudflared",
+  "slug": "cloudflared",
+  "categories": [
+    4
+  ],
+  "date_created": "2024-05-02",
+  "type": "ct",
+  "updateable": true,
+  "privileged": false,
+  "interface_port": null,
+  "documentation": "https://developers.cloudflare.com/cloudflare-one/connections/connect-networks/",
+  "website": "https://www.cloudflare.com/",
+  "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons@main/webp/cloudflare.webp",
+  "config_path": "/usr/local/etc/cloudflared/config.yml",
+  "description": "Cloudflared is a command-line tool that allows you to securely access resources on the Cloudflare network, such as websites and APIs, from your local computer. It works by creating a secure tunnel between your computer and the Cloudflare network, allowing you to access resources as if they were on your local network.",
+  "install_methods": [
+    {
+      "type": "default",
+      "script": "ct/cloudflared.sh",
+      "resources": {
+        "cpu": 1,
+        "ram": 512,
+        "hdd": 2,
+        "os": "debian",
+        "version": "13"
+      }
+    }
+  ],
+  "default_credentials": {
+    "username": null,
+    "password": null
+  },
+  "notes": [
+    {
+      "text": "After install, run: cloudflared tunnel login && cloudflared tunnel create <NAME>",
+      "type": "info"
+    },
+    {
+      "text": "Or create tunnel via Cloudflare Zero Trust Dashboard",
+      "type": "info"
+    }
+  ]
+}