Add SDD Lifecycle Manager extension to community catalog

docs/community/extensions.md

@@ -72,6 +72,7 @@ The following community-contributed extensions are available in [`catalog.commun
 | 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) |
 | Jira Integration (Sync Engine) | Idempotent, drift-aware, fail-closed reconcile engine mirroring spec-kit specs into Jira (Epic per repo, Story per spec, Subtask per phase) | `integration` | Read+Write | [spec-kit-jira-sync](https://github.com/ashbrener/spec-kit-jira-sync) |
 | 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) |
+| SDD Lifecycle Manager | Phase-gate lifecycle for Spec Kit — lock spec artifacts after finalization, block destructive commands, allow only refine/bugfix | `process` | Read+Write | [spec-kit-lifecycle](https://github.com/wagner-sousa/spec-kit-lifecycle) |
 | Linear Integration | Mirror spec-kit feature directories into Linear (filesystem → Linear, reconcile-based, unidirectional). | `integration` | Read+Write | [spec-kit-linear-sync](https://github.com/ashbrener/spec-kit-linear-sync) |
 | Linear Weave | Weave Spec Kit into Linear: pull requirements, mirror tasks.md into sub-issues, sync statuses | `integration` | Read+Write | [spec-kit-linear-weave](https://github.com/tonydwoodhouse/spec-kit-linear-weave) |
 | LLM Wiki | LLM-maintained compounding project wiki: source ingestion, cited answers, and consistency linting | `docs` | Read+Write | [spec-kit-wiki](https://github.com/formin/spec-kit-wiki) |

extensions/catalog.community.json

@@ -1,6 +1,6 @@
 {
   "schema_version": "1.0",
-  "updated_at": "2026-07-29T00:00:00Z",
+  "updated_at": "2026-08-01T00:00:00Z",
   "catalog_url": "https://raw.githubusercontent.com/github/spec-kit/main/extensions/catalog.community.json",
   "extensions": {
     "aide": {
@@ -2104,6 +2104,40 @@
       "created_at": "2026-03-17T00:00:00Z",
       "updated_at": "2026-03-17T00:00:00Z"
     },
+    "lifecycle": {
+      "id": "lifecycle",
+      "name": "SDD Lifecycle Manager",
+      "description": "Phase-gate lifecycle for Spec Kit — lock spec artifacts after finalization, block destructive commands, allow only refine/bugfix",
+      "author": "Wagner Sousa",
+      "version": "1.0.0",
+      "download_url": "https://github.com/wagner-sousa/spec-kit-lifecycle/archive/refs/tags/v1.0.0.zip",
+      "repository": "https://github.com/wagner-sousa/spec-kit-lifecycle",
+      "homepage": "https://github.com/wagner-sousa/spec-kit-lifecycle",
+      "documentation": "https://github.com/wagner-sousa/spec-kit-lifecycle#readme",
+      "changelog": "https://github.com/wagner-sousa/spec-kit-lifecycle/blob/main/CHANGELOG.md",
+      "license": "MIT",
+      "category": "process",
+      "effect": "read-write",
+      "requires": {
+        "speckit_version": ">=0.4.0"
+      },
+      "provides": {
+        "commands": 5,
+        "hooks": 2
+      },
+      "tags": [
+        "lifecycle",
+        "governance",
+        "gates",
+        "workflow",
+        "sdd"
+      ],
+      "verified": false,
+      "downloads": 0,
+      "stars": 0,
+      "created_at": "2026-08-01T00:00:00Z",
+      "updated_at": "2026-08-01T00:00:00Z"
+    },  
     "linear": {
       "name": "Linear Integration",
       "id": "linear",