Update Archive Extension to v1.2.2 (#4053)

Update archive extension submitted by @stn1slv:
- extensions/catalog.community.json (version, download_url, updated_at)
- docs/community/extensions.md community extensions table

Closes #4049

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docs/community/extensions.md

@@ -34,7 +34,7 @@ The following community-contributed extensions are available in [`catalog.commun
 | Architect Impact Previewer | Predicts architectural impact, complexity, and risks of proposed changes before implementation. | `visibility` | Read-only | [spec-kit-architect-preview](https://github.com/UmmeHabiba1312/spec-kit-architect-preview) |
 | Architecture Guard | Framework-agnostic architecture review extension for validating implementation against governance and architecture constitutions, detecting architectural drift, and generating non-blocking refactor tasks | `process` | Read+Write | [spec-kit-architecture-guard](https://github.com/DyanGalih/spec-kit-architecture-guard) |
 | Architecture Workflow | Generate or reverse project-level 4+1 architecture views with per-view and full-workflow commands | `docs` | Read+Write | [spec-kit-arch](https://github.com/bigsmartben/spec-kit-arch) |
-| Archive Extension | Archive merged features into main project memory. | `docs` | Read+Write | [spec-kit-archive](https://github.com/stn1slv/spec-kit-archive) |
+| Archive Extension | Archive merged features into main project memory, resolving gaps and conflicts. | `docs` | Read+Write | [spec-kit-archive](https://github.com/stn1slv/spec-kit-archive) |
 | Azure DevOps Integration | Sync user stories and tasks to Azure DevOps work items using OAuth authentication | `integration` | Read+Write | [spec-kit-azure-devops](https://github.com/pragya247/spec-kit-azure-devops) |
 | Blueprint | Stay code-literate in AI-driven development: review a complete code blueprint for every task from spec artifacts before /speckit.implement runs | `docs` | Read+Write | [spec-kit-blueprint](https://github.com/chordpli/spec-kit-blueprint) |
 | Blueprint Index — Living Architecture Map | A living architecture map for spec-driven projects, kept honest by a deterministic, low-friction, machine-first CI gate (JSON, self-healable) that blocks only when the map contradicts the specs or code. Brownfield or greenfield. | `process` | Read+Write | [spec-kit-blueprint](https://github.com/ogil109/spec-kit-blueprint) |

extensions/catalog.community.json

@@ -1,6 +1,6 @@
 {
   "schema_version": "1.0",
-  "updated_at": "2026-08-10T00:00:00Z",
+  "updated_at": "2026-08-11T00:00:00Z",
   "catalog_url": "https://raw.githubusercontent.com/github/spec-kit/main/extensions/catalog.community.json",
   "extensions": {
     "adrkit": {
@@ -362,8 +362,8 @@
       "id": "archive",
       "description": "Archive merged features into main project memory, resolving gaps and conflicts.",
       "author": "Stanislav Deviatov",
-      "version": "1.1.0",
-      "download_url": "https://github.com/stn1slv/spec-kit-archive/archive/refs/tags/v1.1.0.zip",
+      "version": "1.2.2",
+      "download_url": "https://github.com/stn1slv/spec-kit-archive/archive/refs/tags/v1.2.2.zip",
       "repository": "https://github.com/stn1slv/spec-kit-archive",
       "homepage": "https://github.com/stn1slv/spec-kit-archive",
       "documentation": "https://github.com/stn1slv/spec-kit-archive/blob/main/README.md",
@@ -388,7 +388,7 @@
       "downloads": 0,
       "stars": 0,
       "created_at": "2026-03-14T00:00:00Z",
-      "updated_at": "2026-08-04T00:00:00Z"
+      "updated_at": "2026-08-11T00:00:00Z"
     },
     "azure-devops": {
       "name": "Azure DevOps Integration",