Add AL implementation guidance skill

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

.github/scripts/validate_frontmatter.py

@@ -46,9 +46,11 @@ HOST_SKILL_REQUIRED_KEYS = {"name", "description"}
 
 STANDARD_INPUTS = {
     "pr-diff", "object-list", "file-path", "folder-path", "repository", "telemetry-query",
-    "development-plan",
+    "development-plan", "implementation-diff", "decision-context", "consumed-guidance",
+}
+ALLOWED_OUTPUTS = {
+    "findings-report", "development-guidance-report", "implementation-guidance-report",
 }
-ALLOWED_OUTPUTS = {"findings-report", "development-guidance-report"}
 VALID_SAMPLE_KINDS = {"good", "bad"}
 
 ACTION_SKILL_SECTIONS = ["Source", "Relevance", "Worklist", "Action", "Output"]

.github/workflows/development-guidance.yml

@@ -2,7 +2,6 @@ name: Validate read-only development guidance
 
 on:
   pull_request:
-    branches: [main]
   push:
     branches: [main]
 
@@ -23,3 +22,11 @@ jobs:
       - name: Run credential-free guidance evaluator regressions
         shell: pwsh
         run: ./tools/Test-DevelopmentGuidanceEvaluator.ps1
+
+      - name: Validate and prepare implementation-guidance fixtures
+        shell: pwsh
+        run: ./tools/Test-DevelopmentGuidanceFixtures.ps1 -Root . -ManifestPath ./evaluation/implementation-guidance-fixtures.json -PrepareDirectory "$env:RUNNER_TEMP/bcquality-implementation-guidance-fixtures"
+
+      - name: Run implementation-guidance evaluator regressions
+        shell: pwsh
+        run: ./tools/Test-ImplementationGuidanceEvaluator.ps1