Update Product Forge extension to v1.6.0 (#2820)

* Update Product Forge extension to v1.6.0

Update product-forge extension submitted by @VaiYav:\n- extensions/catalog.community.json (version, download_url, description, provides, updated_at)\n- docs/community/extensions.md community extensions table\n\nCloses #2800

* Fix Product Forge typography in catalog/docs

Replace ASCII '->' with Unicode '→' in Product Forge descriptions to match existing catalog/docs typography.

Author: mnriem

docs/community/extensions.md

@@ -79,7 +79,7 @@ The following community-contributed extensions are available in [`catalog.commun
 | Plan Review Gate | Require spec.md and plan.md to be merged via MR/PR before allowing task generation | `process` | Read-only | [spec-kit-plan-review-gate](https://github.com/luno/spec-kit-plan-review-gate) |
 | PR Bridge | Auto-generate pull request descriptions, checklists, and summaries from spec artifacts | `process` | Read-only | [spec-kit-pr-bridge-](https://github.com/Quratulain-bilal/spec-kit-pr-bridge-) |
 | Presetify | Create and validate presets and preset catalogs | `process` | Read+Write | [presetify](https://github.com/mnriem/spec-kit-extensions/tree/main/presetify) |
-| Product Forge | Full product lifecycle from research to release — portfolio, lite mode, monorepo, optional V-Model | `process` | Read+Write | [speckit-product-forge](https://github.com/VaiYav/speckit-product-forge) |
+| Product Forge | Full product lifecycle from research to release — express/lite/standard/v-model tracks, living spec + traceability, structured journeys → E2E, monorepo, and selectable doc-structure strategies | `process` | Read+Write | [speckit-product-forge](https://github.com/VaiYav/speckit-product-forge) |
 | Product Spec Extension | Generates PRFAQ, Lean PRD, stakeholder summaries, and technical designs from engineering specs | `docs` | Read+Write | [spec-kit-product](https://github.com/d0whc3r/spec-kit-product) |
 | Project Health Check | Diagnose a Spec Kit project and report health issues across structure, agents, features, scripts, extensions, and git | `visibility` | Read-only | [spec-kit-doctor](https://github.com/KhawarHabibKhan/spec-kit-doctor) |
 | Project Status | Show current SDD workflow progress — active feature, artifact status, task completion, workflow phase, and extensions summary | `visibility` | Read-only | [spec-kit-status](https://github.com/KhawarHabibKhan/spec-kit-status) |

extensions/catalog.community.json

@@ -1,6 +1,6 @@
 {
   "schema_version": "1.0",
-  "updated_at": "2026-06-01T00:00:00Z",
+  "updated_at": "2026-06-02T00:00:00Z",
   "catalog_url": "https://raw.githubusercontent.com/github/spec-kit/main/extensions/catalog.community.json",
   "extensions": {
     "aide": {
@@ -2055,10 +2055,10 @@
     "product-forge": {
       "name": "Product Forge",
       "id": "product-forge",
-      "description": "Full product lifecycle from research to release — portfolio, lite mode, monorepo, optional V-Model",
+      "description": "Full product lifecycle from research to release — express/lite/standard/v-model tracks, living spec + traceability, structured journeys → E2E, monorepo, and selectable doc-structure strategies",
       "author": "VaiYav",
-      "version": "1.5.1",
-      "download_url": "https://github.com/VaiYav/speckit-product-forge/archive/refs/tags/v1.5.1.zip",
+      "version": "1.6.0",
+      "download_url": "https://github.com/VaiYav/speckit-product-forge/archive/refs/tags/v1.6.0.zip",
       "repository": "https://github.com/VaiYav/speckit-product-forge",
       "homepage": "https://github.com/VaiYav/speckit-product-forge",
       "documentation": "https://github.com/VaiYav/speckit-product-forge/blob/main/README.md",
@@ -2068,7 +2068,7 @@
         "speckit_version": ">=0.1.0"
       },
       "provides": {
-        "commands": 29,
+        "commands": 31,
         "hooks": 0
       },
       "tags": [
@@ -2082,7 +2082,7 @@
       "downloads": 0,
       "stars": 0,
       "created_at": "2026-03-28T00:00:00Z",
-      "updated_at": "2026-04-24T15:52:00Z"
+      "updated_at": "2026-06-02T00:00:00Z"
     },
     "qa": {
       "name": "QA Testing Extension",