chore: run codeql on PRs (#274)

Author: dashpole

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,49 @@
+name: "CodeQL Analysis"
+
+on:
+  workflow_dispatch:
+  schedule:
+    #        ┌───────────── minute (0 - 59)
+    #        │  ┌───────────── hour (0 - 23)
+    #        │  │ ┌───────────── day of the month (1 - 31)
+    #        │  │ │ ┌───────────── month (1 - 12 or JAN-DEC)
+    #        │  │ │ │ ┌───────────── day of the week (0 - 6 or SUN-SAT)
+    #        │  │ │ │ │
+    #        │  │ │ │ │
+    #        │  │ │ │ │
+    #        *  * * * *
+    - cron: '30 1 * * *'
+  push:
+    branches: [ main ]
+  pull_request:
+
+jobs:
+  CodeQL-Build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Java 17
+        uses: actions/setup-java@v3
+        with:
+          distribution: temurin
+          java-version: 17
+
+      # Initializes the CodeQL tools for scanning.
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v2
+        with:
+          languages: java
+          # using "latest" helps to keep up with the latest Kotlin support
+          # see https://github.com/github/codeql-action/issues/1555#issuecomment-1452228433
+          tools: latest
+
+      - uses: gradle/gradle-build-action@v2
+        with:
+          # skipping build cache is needed so that all modules will be analyzed
+          arguments: assemble --no-build-cache
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v2