[StepSecurity] Apply security best practices

.github/workflows/integrity-check.yml

@@ -23,19 +23,19 @@ jobs:
         uses: step-security/harden-runner@ccd8616d44fd3846e67624a50d5aad6d37bf2d25 # v2.22.1
         with:
           egress-policy: audit
-      - uses: actions/checkout@v7
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Install package manager (from package.json)
         run: |
           corepack enable
           corepack install
-      - uses: actions/setup-node@v7
+      - uses: actions/setup-node@949feb2413d6458794dcd2491c4babbbce0c15c1 # v7.1.0
         with:
           node-version: '24'
       - name: Resolve yarn cache folder
         id: yarn-config
         run: echo "cacheFolder=$(yarn config get cacheFolder)" >> "$GITHUB_OUTPUT"
       - name: Restore yarn install cache (node_modules + cacheFolder + install-state)
-        uses: actions/cache@v6
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: |
             ${{ steps.yarn-config.outputs.cacheFolder }}

.github/workflows/validate-community-plugins.yml

@@ -23,11 +23,16 @@ jobs:
       matrix: ${{ steps.parse.outputs.matrix }}
       plugin_count: ${{ steps.parse.outputs.count }}
     steps:
-      - uses: actions/checkout@v7
+      - name: Harden the runner (Audit all outbound calls)
+        uses: step-security/harden-runner@v2
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Parse plugin registry
         id: parse
-        uses: actions/github-script@v7
+        uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7.1.0
         with:
           script: |
             const fs = require('fs');
@@ -73,7 +78,12 @@ jobs:
       fail-fast: false
       matrix: ${{ fromJson(needs.load-plugins.outputs.matrix) }}
     steps:
-      - uses: actions/checkout@v7
+      - name: Harden the runner (Audit all outbound calls)
+        uses: step-security/harden-runner@v2
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Create test project
         run: |
@@ -142,10 +152,15 @@ jobs:
     if: always()
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v7
+      - name: Harden the runner (Audit all outbound calls)
+        uses: step-security/harden-runner@v2
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Generate summary
-        uses: actions/github-script@v7
+        uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7.1.0
         with:
           script: |
             const { data: run } = await github.rest.actions.listJobsForWorkflowRun({

.pre-commit-config.yaml

@@ -0,0 +1,14 @@
+repos:
+- repo: https://github.com/gitleaks/gitleaks
+  rev: v8.30.1
+  hooks:
+  - id: gitleaks
+- repo: https://github.com/pre-commit/mirrors-eslint
+  rev: v10.8.0
+  hooks:
+  - id: eslint
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v6.0.0
+  hooks:
+  - id: end-of-file-fixer
+  - id: trailing-whitespace