Add Applied Epistemic Engineering extension to community catalog (#4595)

Add aee extension submitted by @tbitcs to:
- extensions/catalog.community.json (alphabetical order)
- docs/community/extensions.md community extensions table

Closes #4565

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Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
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Author: github-actions[bot]

docs/community/extensions.md

@@ -34,6 +34,7 @@ The following community-contributed extensions are available in [`catalog.commun
 | AI-Driven Engineering (AIDE) | A structured 7-step workflow for building new projects from scratch with AI assistants — from vision through implementation | `process` | Read+Write | [aide](https://github.com/mnriem/spec-kit-extensions/tree/main/aide) |
 | Analytics | Measure what your AI builds, and how much time it saves you | `visibility` | Read+Write | [spec-kit-analytics](https://github.com/Fyloss/spec-kit-analytics) |
 | API Evolve | Managed API contract evolution — breaking-change detection, semver enforcement, deprecation orchestration, and lifecycle gates across REST, GraphQL, and gRPC | `process` | Read+Write | [spec-kit-api-evolve](https://github.com/Quratulain-bilal/spec-kit-api-evolve) |
+| Applied Epistemic Engineering | Challenges claims, traces evidence, propagates uncertainty, and routes epistemic failures between Spec Kit phases. | `process` | Read+Write | [spec-kit-aee](https://github.com/electrohire/spec-kit-aee) |
 | 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 Governance | Keep specs, code & ADRs in sync: citation slots + a read-only, fail-closed validator | `docs` | Read+Write | [spec-kit-arch-governance](https://github.com/ashbrener/spec-kit-arch-governance) |
 | Architecture Guard | Framework-agnostic architecture governance for Spec Kit workflows, detecting drift, enforcing architectural rules, and generating actionable refactor tasks | `process` | Read+Write | [architecture-guard](https://github.com/DyanGalih/architecture-guard) |

extensions/catalog.community.json

@@ -44,6 +44,47 @@
       "created_at": "2026-08-03T00:00:00Z",
       "updated_at": "2026-09-15T00:00:00Z"
     },
+    "aee": {
+      "name": "Applied Epistemic Engineering",
+      "id": "aee",
+      "description": "Challenges claims, traces evidence, propagates uncertainty, and routes epistemic failures between Spec Kit phases.",
+      "author": "ElectroHire",
+      "version": "1.0.0",
+      "download_url": "https://github.com/electrohire/spec-kit-aee/archive/refs/tags/v1.0.0.zip",
+      "repository": "https://github.com/electrohire/spec-kit-aee",
+      "homepage": "https://github.com/electrohire/spec-kit-aee",
+      "documentation": "https://github.com/electrohire/spec-kit-aee#readme",
+      "changelog": "https://github.com/electrohire/spec-kit-aee/blob/main/CHANGELOG.md",
+      "license": "MIT",
+      "category": "process",
+      "effect": "read-write",
+      "requires": {
+        "speckit_version": ">=1.0.0",
+        "tools": [
+          {
+            "name": "aee",
+            "version": ">=1.0.0",
+            "required": true
+          }
+        ]
+      },
+      "provides": {
+        "commands": 6,
+        "hooks": 5
+      },
+      "tags": [
+        "epistemics",
+        "evidence",
+        "provenance",
+        "uncertainty",
+        "governance"
+      ],
+      "verified": false,
+      "downloads": 0,
+      "stars": 0,
+      "created_at": "2026-09-15T00:00:00Z",
+      "updated_at": "2026-09-15T00:00:00Z"
+    },
     "aide": {
       "name": "AI-Driven Engineering (AIDE)",
       "id": "aide",