Add SpecAssay preset to community catalog

Add specassay preset submitted by @rdryfoos to:
- presets/catalog.community.json (alphabetical order)
- docs/community/presets.md community presets table

Closes #4058

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

Author: github-actions[bot]

docs/community/presets.md

@@ -30,6 +30,7 @@ The following community-contributed presets customize how Spec Kit behaves — o
 | Parallel Autonomous Run Governance | Coordinates permission-bounded autonomous campaigns while preserving the project's learner and accessibility contract across workers and consolidation. | 9 templates, 5 commands, 2 scripts | autonomous-run-governance >=0.2.2; optional: intake-review-governance >=0.1.0 | [spec-kit-preset-parallel-autonomous-run-governance](https://github.com/hindermath/spec-kit-preset-parallel-autonomous-run-governance) |
 | Pirate Speak (Full) | Transforms all Spec Kit output into pirate speak — specs become "Voyage Manifests", plans become "Battle Plans", tasks become "Crew Assignments" | 6 templates, 9 commands | — | [spec-kit-presets](https://github.com/mnriem/spec-kit-presets) |
 | Screenwriting | Spec-Driven Development for screenwriting/scriptwriting/tutorials: feature films, television (pilot, episode, limited series), and stage plays. Adapts the Spec Kit workflow to screenplay craft — slug lines, action lines, act breaks, beat sheets, and industry-standard pitch documents. Supports three-act, Save the Cat, TV pilot, network episode, cable/streaming episode, and stage-play structural frameworks. Export to Fountain, FTX, PDF | 26 templates, 32 commands, 1 script | — | [speckit-preset-screenwriting](https://github.com/adaumann/speckit-preset-screenwriting) |
+| SpecAssay | Appends durable-ID, Carries, and SpecAssay vocabulary onto Spec Kit spec, tasks, and constitution templates. | 3 templates | — | [specassay](https://github.com/rdryfoos/specassay) |
 | Security Governance | Adds memory-safe-language and secure-coding governance, exact-head security evidence, ASVS, supply-chain transparency, EU regulatory screening, and provider-neutral model routing. | 15 templates, 3 commands | — | [spec-kit-preset-security-governance](https://github.com/hindermath/spec-kit-preset-security-governance) |
 | SicarioSpec Core | Baseline secure-by-default Spec Kit governance profile. | 5 templates | — | [sicario-spec](https://github.com/dfirs1car1o/sicario-spec) |
 | Spec2Cloud | Spec-driven workflow tuned for shipping to Azure: spec → plan → tasks → implement → deploy | 5 templates, 8 commands | — | [spec2cloud](https://github.com/Azure-Samples/Spec2Cloud) |

presets/catalog.community.json

@@ -1,6 +1,6 @@
 {
   "schema_version": "1.0",
-  "updated_at": "2026-08-11T00:00:00Z",
+  "updated_at": "2026-08-12T00:00:00Z",
   "catalog_url": "https://raw.githubusercontent.com/github/spec-kit/main/presets/catalog.community.json",
   "presets": {
     "a11y-governance": {
@@ -674,6 +674,33 @@
       "created_at": "2026-04-23T08:00:00Z",
       "updated_at": "2026-04-23T08:00:00Z"
     },
+    "specassay": {
+      "name": "SpecAssay",
+      "id": "specassay",
+      "version": "0.2.0",
+      "description": "Appends durable-ID, Carries, and SpecAssay vocabulary onto Spec Kit spec, tasks, and constitution templates.",
+      "author": "Rik Dryfoos",
+      "repository": "https://github.com/rdryfoos/specassay",
+      "download_url": "https://github.com/rdryfoos/specassay/releases/download/v0.3.1/specassay-preset-0.2.0.zip",
+      "homepage": "https://github.com/rdryfoos/specassay",
+      "documentation": "https://github.com/rdryfoos/specassay/blob/main/presets/specassay/README.md",
+      "license": "MIT",
+      "requires": {
+        "speckit_version": ">=0.14.0"
+      },
+      "provides": {
+        "templates": 3,
+        "commands": 0
+      },
+      "tags": [
+        "traceability",
+        "durable-ids",
+        "governance",
+        "sdd"
+      ],
+      "created_at": "2026-08-12T00:00:00Z",
+      "updated_at": "2026-08-12T00:00:00Z"
+    },
     "security-governance": {
       "name": "Security Governance",
       "id": "security-governance",