Preserve pinned source closure and resolve governance findings

.github/workflows/actions.lock

@@ -29,24 +29,23 @@ workflows:
     '.github/workflows/fleet-report-back.yml':
         - 'actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1'
         - 'actions/download-artifact@9000827ccba6bdab643e8b6fd33ac0654aef8333'
-    '.github/workflows/governance.yml':
-        - 'metadatastician/standards@75bd5994470661a099df562d6d5ad2fe744dbd66'
+    '.github/workflows/governance.yml': []
     '.github/workflows/hypatia-dispatch-intake.yml':
         - 'actions/checkout@v7.0.1'
-    '.github/workflows/hypatia-scan.yml':
-        - 'metadatastician/standards@75bd5994470661a099df562d6d5ad2fe744dbd66'
+    '.github/workflows/hypatia-scan.yml': []
     '.github/workflows/inbox-steward.yml':
         - 'actions/checkout@v7.0.1'
+        - 'step-security/harden-runner@46b06cea07f9e64621fdf066ba77ac6915163d43'
     '.github/workflows/instant-sync.yml':
         - 'peter-evans/repository-dispatch@v4.0.1'
+        - 'step-security/harden-runner@46b06cea07f9e64621fdf066ba77ac6915163d43'
     '.github/workflows/label-triage.yml': []
     '.github/workflows/labels.yml': []
     '.github/workflows/learning-loop.yml':
         - 'actions/checkout@v7.0.1'
         - 'actions/upload-artifact@v7.0.2'
     '.github/workflows/lock-sync-gate.yml': []
-    '.github/workflows/mirror.yml':
-        - 'metadatastician/standards@75bd5994470661a099df562d6d5ad2fe744dbd66'
+    '.github/workflows/mirror.yml': []
     '.github/workflows/pages.yml':
         - 'actions/checkout@v7.0.1'
         - 'actions/deploy-pages@v5.0.1'
@@ -58,16 +57,16 @@ workflows:
         - 'swatinem/rust-cache@v2.9.3'
     '.github/workflows/push-email-notify.yml':
         - 'hyperpolymath/smtp-notify-action@v0.5.0'
+        - 'step-security/harden-runner@46b06cea07f9e64621fdf066ba77ac6915163d43'
     '.github/workflows/repo-integrity-guard.yml':
         - 'actions/checkout@v7.0.1'
     '.github/workflows/rust.yml':
         - 'actions/checkout@v7.0.1'
-    '.github/workflows/scorecard.yml':
-        - 'metadatastician/standards@75bd5994470661a099df562d6d5ad2fe744dbd66'
-    '.github/workflows/secret-scanner.yml':
-        - 'hyperpolymath/cicd-suite@4404c3c0474e17753fe7689f3485c02890aac113'
+    '.github/workflows/scorecard.yml': []
+    '.github/workflows/secret-scanner.yml': []
     '.github/workflows/supervised-fleet-scan.yml':
         - 'actions/checkout@v7.0.1'
+        - 'step-security/harden-runner@46b06cea07f9e64621fdf066ba77ac6915163d43'
     '.github/workflows/vendored-bot-drift.yml':
         - 'actions/checkout@v7.0.1'
 dependencies:
@@ -133,36 +132,11 @@ dependencies:
         repo_id: 496012378
         uses:
             - 'actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f'
-    'denoland/setup-deno@22d081ff2d3a40755e97629de92e3bcbfa7cf2ed':
-        ref: 'v2.0.5'
-        commit: 'sha1-22d081ff2d3a40755e97629de92e3bcbfa7cf2ed'
-        owner_id: 42048915
-        repo_id: 356423100
-    'dtolnay/rust-toolchain@e2a55d2ffb04f378e9626c28d38b36d230d1e12f':
-        ref: 'v1'
-        commit: 'sha1-e2a55d2ffb04f378e9626c28d38b36d230d1e12f'
-        owner_id: 1940490
-        repo_id: 260749683
     'dtolnay/rust-toolchain@v1':
         ref: 'v1'
         commit: 'sha1-02cb101ec7c40f2c49e1d9714d64511d8e1b74de'
         owner_id: 1940490
         repo_id: 260749683
-    'editorconfig-checker/action-editorconfig-checker@51f63319f592f97930c73d9c46184d20bd206393':
-        ref: 'v3.0.0'
-        commit: 'sha1-51f63319f592f97930c73d9c46184d20bd206393'
-        owner_id: 26415196
-        repo_id: 297874902
-    'erlef/setup-beam@54075bcc5e249e4758d363f27d099f55d843f124':
-        ref: 'v1.24.1'
-        commit: 'sha1-54075bcc5e249e4758d363f27d099f55d843f124'
-        owner_id: 47606891
-        repo_id: 331103973
-    'github/codeql-action@b96794f015dfd88f77b49b1c93e0fa7110f94c63':
-        ref: 'v4.38.0'
-        commit: 'sha1-b96794f015dfd88f77b49b1c93e0fa7110f94c63'
-        owner_id: 9919
-        repo_id: 259445878
     'github/codeql-action@v4.38.2':
         ref: 'v4.38.2'
         commit: 'sha1-2892aa5e19bbd11bc0cff5427e3b750a04d9e3c2'
@@ -173,13 +147,6 @@ dependencies:
         commit: 'sha1-0f8e8c99d88aeb3fbfd523f1ef2c6f762d10d64d'
         owner_id: 75048950
         repo_id: 623796603
-    'hyperpolymath/cicd-suite@4404c3c0474e17753fe7689f3485c02890aac113':
-        ref: '4404c3c0474e17753fe7689f3485c02890aac113'
-        commit: 'sha1-4404c3c0474e17753fe7689f3485c02890aac113'
-        owner_id: 6759885
-        repo_id: 1326697643
-        uses:
-            - 'actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1'
     'hyperpolymath/deed-ecosystem@main':
         ref: 'main'
         commit: 'sha1-ed83d6927e8fb21431e403dbf6d7a4af96772746'
@@ -195,45 +162,18 @@ dependencies:
         commit: 'sha1-c1c9fa07992a02c1fd3d67a0dc1b08cccb852aef'
         owner_id: 6759885
         repo_id: 1352485172
-    'metadatastician/standards@75bd5994470661a099df562d6d5ad2fe744dbd66':
-        ref: '75bd5994470661a099df562d6d5ad2fe744dbd66'
-        commit: 'sha1-75bd5994470661a099df562d6d5ad2fe744dbd66'
-        owner_id: 297579217
-        repo_id: 1116521501
-        uses:
-            - 'actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9'
-            - 'actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1'
-            - 'actions/upload-artifact@cf430e030ddbb5b0abf93d22962f4752f3646cd9'
-            - 'denoland/setup-deno@22d081ff2d3a40755e97629de92e3bcbfa7cf2ed'
-            - 'dtolnay/rust-toolchain@e2a55d2ffb04f378e9626c28d38b36d230d1e12f'
-            - 'editorconfig-checker/action-editorconfig-checker@51f63319f592f97930c73d9c46184d20bd206393'
-            - 'erlef/setup-beam@54075bcc5e249e4758d363f27d099f55d843f124'
-            - 'github/codeql-action@b96794f015dfd88f77b49b1c93e0fa7110f94c63'
-            - 'ossf/scorecard-action@2d1146689b8cda280b9bc96326124645441f03bc'
-            - 'oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6'
-            - 'webfactory/ssh-agent@e83874834305fe9a4a2997156cb26c5de65a8555'
-    'ossf/scorecard-action@2d1146689b8cda280b9bc96326124645441f03bc':
-        ref: 'v2.4.4'
-        commit: 'sha1-2d1146689b8cda280b9bc96326124645441f03bc'
-        owner_id: 67707773
-        repo_id: 421101922
-    'oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6':
-        ref: 'v2.2.0'
-        commit: 'sha1-0c5077e51419868618aeaa5fe8019c62421857d6'
-        owner_id: 108928776
-        repo_id: 512644635
     'peter-evans/repository-dispatch@v4.0.1':
         ref: 'v4.0.1'
         commit: 'sha1-28959ce8df70de7be546dd1250a005dd32156697'
         owner_id: 18365890
         repo_id: 220359305
+    'step-security/harden-runner@46b06cea07f9e64621fdf066ba77ac6915163d43':
+        ref: 'v2.22.3'
+        commit: 'sha1-46b06cea07f9e64621fdf066ba77ac6915163d43'
+        owner_id: 88700172
+        repo_id: 422287306
     'swatinem/rust-cache@v2.9.3':
         ref: 'v2.9.3'
         commit: 'sha1-d1527c8f67ef9af357290475d4af4b0fab8f12e0'
         owner_id: 580492
         repo_id: 298565987
-    'webfactory/ssh-agent@e83874834305fe9a4a2997156cb26c5de65a8555':
-        ref: 'v0.10.0'
-        commit: 'sha1-e83874834305fe9a4a2997156cb26c5de65a8555'
-        owner_id: 135788
-        repo_id: 208510314

.github/workflows/e2e.yml

@@ -8,23 +8,40 @@ on:
     branches: [main]
   pull_request:
     branches: ['**']
-permissions:
-  actions: read
-  contents: read
+permissions: {}
 jobs:
   e2e:
     name: E2E tests
+    permissions:
+      actions: read
+      contents: read
+    needs: pinned-source-closure
+    if: ${{ always() }}
     runs-on: ubuntu-latest
     timeout-minutes: 30
     steps:
+      - name: Require verified pinned-source closure
+        env:
+          CLOSURE_RESULT: ${{ needs.pinned-source-closure.result }}
+        run: |
+          if [ "$CLOSURE_RESULT" != success ]; then
+            echo "Pinned-source closure did not pass: $CLOSURE_RESULT" >&2
+            exit 1
+          fi
       - uses: actions/checkout@v7.0.1
-      - name: Install PyYAML (for workflow YAML validation)
-        run: pip install pyyaml --quiet
+      - name: Audit workflow lock auditor dependencies
+        run: |
+          set -euo pipefail
+          # Official RustSec binary, immutable content hash from its release asset.
+          archive="$RUNNER_TEMP/cargo-audit.tgz"
+          curl --proto '=https' --proto-redir '=https' -fsSL --retry 3 https://github.com/rustsec/rustsec/releases/download/cargo-audit/v0.22.2/cargo-audit-x86_64-unknown-linux-gnu-v0.22.2.tgz -o "$archive"
+          printf '%s  %s\n' ab28a1bdb54db4d5d8ad5981cf1f959410370b3d28250dbd35f6a44248620e39 "$archive" | sha256sum -c -
+          tar -xzf "$archive" -C "$RUNNER_TEMP"
+          "$RUNNER_TEMP/cargo-audit-x86_64-unknown-linux-gnu-v0.22.2/cargo-audit" audit --file tools/workflow-lock-audit/Cargo.lock --deny warnings
       - name: Test workflow lock-map and regeneration audit
         run: |
-          python3 tests/workflow-lock-map-test.py
-          python3 tests/lock-regeneration-test.py
-          python3 scripts/audit-workflow-lock-map.py
+          cargo test --locked --manifest-path tools/workflow-lock-audit/Cargo.toml
+          bash scripts/audit-workflow-lock-map.sh
       - name: Verify automation quarantine
         run: bash tests/automation-quarantine-test.sh
       - name: Verify fix-outcome verdicts
@@ -41,10 +58,26 @@ jobs:
         run: bash tests/fleet-report-back-test.sh
       - name: Fleet enrolment fixer (report-back rollout)
         run: bash tests/fix-fleet-enrolment-test.sh
-      - name: Lock closure contracts (dropped edges, malformed refs)
+  pinned-source-closure:
+    name: Pinned source closure
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    permissions:
+      contents: read
+    steps:
+      - uses: actions/checkout@v7.0.1
+      - name: Set source cache
+        run: printf 'PINNED_SOURCE_CACHE=%s/fleet-pinned-sources\n' "$RUNNER_TEMP" >> "$GITHUB_ENV"
+      - name: Test pinned-source failure modes
+        run: bash scripts/tests/pinned-reusable-sources-test.sh
+      - name: Authenticate pinned reusable sources
+        run: bash scripts/audit-pinned-reusable-sources.sh --fetch-sources
+      - name: Preserve lock closure contracts
         run: bash scripts/tests/lock-closure-test.sh
-      - name: Audit this repository's lock closure
+      - name: Audit vendor lock and pinned-source closure
         run: ./scripts/audit-lock-closure.sh
+      - name: Test source closure through migration preflight
+        run: bash scripts/tests/pinned-source-entrypoints-test.sh
       - name: Prepared secret-scanner migration stays gated
         run: |
           # 0 = every precondition holds, 2 = evidence still missing (expected

.github/workflows/governance.yml

@@ -35,7 +35,7 @@ permissions:
 
 jobs:
   governance:
-    uses: metadatastician/standards/.github/workflows/governance-reusable.yml@75bd5994470661a099df562d6d5ad2fe744dbd66
+    uses: metadatastician/standards/.github/workflows/governance-reusable.yml@ea2f4d8a886585ed442687ae63d4ad7493379ba4
     permissions:
       actions: read
       contents: read

.github/workflows/inbox-steward.yml

@@ -47,11 +47,7 @@
   # unattended. It still runs on PR/review/check events and workflow_dispatch for
   # MONITORING; the auto-merge job itself is gated OFF by default (see below).
 
-permissions:
-  contents: write
-  pull-requests: write
-  repository-projects: read
-  actions: read
+permissions: {}
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.repository }}
@@ -61,6 +57,11 @@
   # Job 1: Identify PRs that have passed all required checks
   identify-passed-prs:
     name: Identify PRs passed CICD
+    permissions:
+      contents: read
+      pull-requests: read
+      repository-projects: read
+      actions: read
     runs-on: ubuntu-latest
     timeout-minutes: 10
     outputs:
@@ -154,6 +155,11 @@
   # Job 2: Validate each PR against merge criteria
   validate-prs:
     name: Validate PRs against criteria
+    permissions:
+      contents: read
+      pull-requests: read
+      repository-projects: read
+      actions: read
     runs-on: ubuntu-latest
     timeout-minutes: 15
     needs: identify-passed-prs
@@ -280,6 +286,12 @@
   # Job 3: Auto-merge qualifying PRs
   auto-merge-prs:
     name: Auto-merge qualifying PRs
+    permissions:
+      contents: write
+      pull-requests: write
+    outputs:
+      merged_count: ${{ steps.merge.outputs.merged_count }}
+      failed_count: ${{ steps.merge.outputs.failed_count }}
     runs-on: ubuntu-latest
     timeout-minutes: 10
     needs: validate-prs
@@ -373,12 +385,23 @@
   # Job 4: Dispatch lessons to Hypatia
   dispatch-to-hypatia:
     name: Dispatch lessons to Hypatia
+    permissions:
+      contents: read
     runs-on: ubuntu-latest
     timeout-minutes: 5
     needs: [identify-passed-prs, validate-prs, auto-merge-prs]
     if: always() && (needs.identify-passed-prs.result == 'success' || needs.validate-prs.result == 'success')
 
     steps:
+      - name: Harden credential-bearing runner
+        uses: step-security/harden-runner@46b06cea07f9e64621fdf066ba77ac6915163d43
+        with:
+          egress-policy: block
+          disable-telemetry: true
+          allowed-endpoints: >-
+            github.com:443
+            api.github.com:443
+            codeload.github.com:443
       - name: Checkout gitbot-fleet
         uses: actions/checkout@v7.0.1
 

.github/workflows/instant-sync.yml

@@ -27,6 +27,13 @@ jobs:
     env:
       HAS_TOKEN: ${{ secrets.FARM_DISPATCH_TOKEN != '' }}
     steps:
+      - name: Harden credential-bearing runner
+        uses: step-security/harden-runner@46b06cea07f9e64621fdf066ba77ac6915163d43
+        with:
+          egress-policy: block
+          disable-telemetry: true
+          allowed-endpoints: >-
+            api.github.com:443
       - name: Trigger Propagation
         if: env.HAS_TOKEN == 'true'
         uses: peter-evans/repository-dispatch@v4.0.1

.github/workflows/push-email-notify.yml

@@ -40,6 +40,16 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
+      - name: Harden credential-bearing runner
+        uses: step-security/harden-runner@46b06cea07f9e64621fdf066ba77ac6915163d43
+        with:
+          egress-policy: block
+          disable-telemetry: true
+          allowed-endpoints: >-
+            github.com:443
+            api.github.com:443
+            release-assets.githubusercontent.com:443
+            ${{ secrets.SMTP_HOST }}:${{ secrets.SMTP_PORT || '465' }}
       - name: Send push notification email
         uses: hyperpolymath/smtp-notify-action@v0.5.0
         with:

.github/workflows/supervised-fleet-scan.yml

@@ -34,6 +34,12 @@ jobs:
     timeout-minutes: 60
 
     steps:
+      - name: Harden credential-bearing runner
+        uses: step-security/harden-runner@46b06cea07f9e64621fdf066ba77ac6915163d43
+        with:
+          egress-policy: audit
+          # Scheduled fleet scans contact rule-specific services; audit the
+          # observed boundary before enabling a reviewed endpoint block list.
       - name: Checkout gitbot-fleet
         uses: actions/checkout@v7.0.1
         with: