feat: add agent-orchestrator to community extension catalog (#2236)

Register the Intelligent Agent Orchestrator as a community extension.
Extension code is hosted externally at:
https://github.com/pragya247/spec-kit-orchestrator

Changes:
- Add agent-orchestrator entry to extensions/catalog.community.json
- Add Agent Orchestrator row to README.md community extensions table

Co-authored-by: pragya247 <pragya@microsoft.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

README.md

@@ -223,6 +223,7 @@ The following community-contributed extensions are available in [`catalog.commun
 | Fleet Orchestrator | Orchestrate a full feature lifecycle with human-in-the-loop gates across all SpecKit phases | `process` | Read+Write | [spec-kit-fleet](https://github.com/sharathsatish/spec-kit-fleet) |
 | GitHub Issues Integration 1 | Generate spec artifacts from GitHub Issues - import issues, sync updates, and maintain bidirectional traceability | `integration` | Read+Write | [spec-kit-github-issues](https://github.com/Fatima367/spec-kit-github-issues) |
 | GitHub Issues Integration 2 | Creates and syncs local specs from an existing GitHub issue | `integration` | Read+Write | [spec-kit-issue](https://github.com/aaronrsun/spec-kit-issue) |
+| Intelligent Agent Orchestrator | Cross-catalog agent discovery and intelligent prompt-to-command routing | `process` | Read+Write | [spec-kit-orchestrator](https://github.com/pragya247/spec-kit-orchestrator) |
 | Iterate | Iterate on spec documents with a two-phase define-and-apply workflow — refine specs mid-implementation and go straight back to building | `docs` | Read+Write | [spec-kit-iterate](https://github.com/imviancagrace/spec-kit-iterate) |
 | Jira Integration | Create Jira Epics, Stories, and Issues from spec-kit specifications and task breakdowns with configurable hierarchy and custom field support | `integration` | Read+Write | [spec-kit-jira](https://github.com/mbachorik/spec-kit-jira) |
 | Learning Extension | Generate educational guides from implementations and enhance clarifications with mentoring context | `docs` | Read+Write | [spec-kit-learn](https://github.com/imviancagrace/spec-kit-learn) |

extensions/catalog.community.json

@@ -1,6 +1,6 @@
 {
   "schema_version": "1.0",
-  "updated_at": "2026-05-06T22:28:55Z",
+  "updated_at": "2026-05-07T05:51:00Z",
   "catalog_url": "https://raw.githubusercontent.com/github/spec-kit/main/extensions/catalog.community.json",
   "extensions": {
     "aide": {
@@ -68,6 +68,38 @@
       "created_at": "2026-03-31T00:00:00Z",
       "updated_at": "2026-03-31T00:00:00Z"
     },
+    "agent-orchestrator": {
+      "name": "Intelligent Agent Orchestrator",
+      "id": "agent-orchestrator",
+      "description": "Cross-catalog agent discovery and intelligent prompt-to-command routing",
+      "author": "pragya247",
+      "version": "0.1.0",
+      "download_url": "https://github.com/pragya247/spec-kit-orchestrator/archive/refs/tags/v0.1.0.zip",
+      "repository": "https://github.com/pragya247/spec-kit-orchestrator",
+      "homepage": "https://github.com/pragya247/spec-kit-orchestrator",
+      "documentation": "https://github.com/pragya247/spec-kit-orchestrator/blob/main/README.md",
+      "changelog": "https://github.com/pragya247/spec-kit-orchestrator/blob/main/CHANGELOG.md",
+      "license": "MIT",
+      "requires": {
+        "speckit_version": ">=0.6.1"
+      },
+      "provides": {
+        "commands": 3,
+        "hooks": 1
+      },
+      "tags": [
+        "orchestrator",
+        "routing",
+        "discovery",
+        "agent",
+        "ai"
+      ],
+      "verified": false,
+      "downloads": 0,
+      "stars": 0,
+      "created_at": "2026-05-04T00:00:00Z",
+      "updated_at": "2026-05-04T00:00:00Z"
+    },
     "architect-preview": {
       "name": "Architect Impact Previewer",
       "id": "architect-preview",