[actions] fix workflow permissions; add codeQL

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,52 @@
+name: "Code scanning - action"
+
+on:
+  push:
+  pull_request:
+  schedule:
+    - cron: '0 17 * * 4'
+
+permissions:
+  contents: read
+
+jobs:
+  CodeQL-Build:
+
+    # CodeQL runs on ubuntu-latest and windows-latest
+    permissions:
+      actions: read  # for github/codeql-action/init to get workflow details
+      contents: read  # for actions/checkout to fetch code
+      security-events: write  # for github/codeql-action/autobuild to send a status report
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v6
+      with:
+        persist-credentials: false
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v4
+      # Override language selection by uncommenting this and choosing your languages
+      # with:
+      #   languages: go, javascript, csharp, python, cpp, java
+
+    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
+    # If this step fails, then you should remove it and run the build manually (see below)
+    - name: Autobuild
+      uses: github/codeql-action/autobuild@v4
+
+    # ℹ️ Command-line programs to run using the OS shell.
+    # 📚 https://git.io/JvXDl
+
+    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
+    #    and modify them (or add more) to build your code if your project
+    #    uses a compiled language
+
+    #- run: |
+    #   make bootstrap
+    #   make release
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v4

.github/workflows/rebase.yml

@@ -2,25 +2,16 @@ name: Automatic Rebase
 
 on: [pull_request_target]
 
-permissions:
+permissions: read-all
-  contents: read
 
 jobs:
   _:
-    permissions:
-      contents: write
     name: "Automatic Rebase"
 
     runs-on: ubuntu-latest
 
     steps:
-    - name: Harden Runner
+      - uses: actions/checkout@v2
-      uses: step-security/harden-runner@v2
-      with:
-        allowed-endpoints:
-          api.github.com:443
-          github.com:443
-    - uses: actions/checkout@v4
       - uses: ljharb/rebase@master
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/require-allow-edits.yml

@@ -2,23 +2,13 @@ name: Require “Allow Edits”
 
 on: [pull_request_target]
 
-permissions:
+permissions: read-all
-  contents: read
 
 jobs:
   _:
-    permissions:
-      pull-requests: read
     name: "Require “Allow Edits”"
 
     runs-on: ubuntu-latest
 
     steps:
-    - name: Harden Runner
-      uses: step-security/harden-runner@v2
-      with:
-        allowed-endpoints:
-          api.github.com:443
       - uses: ljharb/require-allow-edits@main
-      env:
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}