feat(catalog): Add team-ai-directives extension entry

- Added entry for team-ai-directives with download_url for ZIP install
- Uses {{VERSION}} placeholder for auto-update
- Version: 1.1.0

Author: kanfil

extensions/catalog.json

@@ -1,6 +1,6 @@
 {
   "schema_version": "1.0",
-  "updated_at": "2026-04-10T00:00:00Z",
+  "updated_at": "2026-04-20T18:00:00Z",
   "catalog_url": "https://raw.githubusercontent.com/github/spec-kit/main/extensions/catalog.json",
   "extensions": {
     "git": {
@@ -18,6 +18,32 @@
         "core"
       ]
     },
+    "team-ai-directives": {
+      "id": "team-ai-directives",
+      "name": "Team AI Directives",
+      "version": "1.1.0",
+      "bundled": false,
+      "preinstall": false,
+      "description": "Team-specific AI agent context, skills, and conventions for Spec-Driven Development",
+      "author": "Team",
+      "repository": "https://github.com/tikalk/agentic-sdlc-team-ai-directives",
+      "homepage": "https://github.com/tikalk/agentic-sdlc-team-ai-directives",
+      "download_url": "https://github.com/tikalk/agentic-sdlc-team-ai-directives/archive/refs/tags/{{VERSION}}.zip",
+      "license": "MIT",
+      "requires": {
+        "speckit_version": ">=0.3.0"
+      },
+      "commands": [
+        "adlc.team-ai-directives.verify"
+      ],
+      "tags": [
+        "team-directives",
+        "context",
+        "skills"
+      ],
+      "verified": false,
+      "featured": false
+    },
     "tdd": {
       "id": "tdd",
       "name": "TDD - Test-Driven Development Workflow",