feat: add Squad Bridge extension to community catalog (#2417)

* feat: add squad bridge extension to community catalog

Adds spec-kit-squad by jwill824 — a Spec Kit extension that bootstraps
and synchronizes a Squad agent team from your Speckit spec and tasks.

- 4 commands: init, generate, route, status
- 2 hooks: after_specify (generate), after_tasks (route)
- v1.0.0 release

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* chore: add requires.tools for squad-cli in catalog entry

* Update extensions/catalog.community.json

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

extensions/catalog.community.json

@@ -2160,6 +2160,45 @@
       "created_at": "2026-04-10T16:00:00Z",
       "updated_at": "2026-04-10T16:00:00Z"
     },
+    "squad": {
+      "name": "Squad Bridge",
+      "id": "squad",
+      "description": "Bootstrap and synchronize a Squad agent team from your Spec Kit spec and tasks.",
+      "author": "jwill824",
+      "version": "1.1.0",
+      "download_url": "https://github.com/jwill824/spec-kit-squad/archive/refs/tags/v1.1.0.zip",
+      "repository": "https://github.com/jwill824/spec-kit-squad",
+      "homepage": "https://github.com/jwill824/spec-kit-squad",
+      "documentation": "https://github.com/jwill824/spec-kit-squad/blob/main/README.md",
+      "changelog": "https://github.com/jwill824/spec-kit-squad/blob/main/docs/CHANGELOG.md",
+      "license": "MIT",
+      "requires": {
+        "speckit_version": ">=0.1.0",
+        "tools": [
+          {
+            "name": "@bradygaster/squad-cli",
+            "version": ">=0.1.0",
+            "required": true
+          }
+        ]
+      },
+      "provides": {
+        "commands": 4,
+        "hooks": 2
+      },
+      "tags": [
+        "multi-agent",
+        "agents",
+        "orchestration",
+        "process",
+        "integration"
+      ],
+      "verified": false,
+      "downloads": 0,
+      "stars": 0,
+      "created_at": "2026-04-29T00:00:00Z",
+      "updated_at": "2026-04-29T00:00:00Z"
+    },
     "staff-review": {
       "name": "Staff Review Extension",
       "id": "staff-review",