Add CodeQL to replace LGTM (#34) (#125)

Switch back to auto-latest tag in build, as I trust GitHub tags/code

.github/workflows/build.yml

@@ -10,19 +10,23 @@ on:
   pull_request:
     branches:
       - 'main'
+  schedule:
+    - cron: '41 19 * * 2'
 
 permissions:
   contents: read
 
 jobs:
   build:
+    permissions:
+      security-events: write  # for github/codeql-action
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b  #v3.0.2
+      uses: actions/checkout@v3
 
     - name: Set up JDK
-      uses: actions/setup-java@2c7a4878f5d120bd643426d54ae1209b29cc01a3  #v3.4.1
+      uses: actions/setup-java@v3
       with:
         java-version: 11
         distribution: 'temurin'
@@ -35,10 +39,18 @@ jobs:
         mvn --version
         mkdir -p target
 
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v2
+      with:
+        languages: java
+
     - name: Maven build
       run: |
         mvn install site
 
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v2
+
     - name: Website
       if: github.event_name == 'push' && (startsWith(github.ref, 'refs/tags/website') || startsWith(github.ref, 'refs/tags/v'))
       env:

src/changes/changes.xml

@@ -12,6 +12,9 @@
       <action dev="jodastephen" type="update">
         Switch master to main.
       </action>
+      <action dev="jodastephen" type="update">
+        Switch LGTM to CodeQL.
+      </action>
     </release>
     <release version="1.0.2" date="2022-08-14" description="v1.0.2">
       <action dev="jodastephen" type="update">