add actions

.github/workflows/build.yml

@@ -0,0 +1,25 @@
+name: learn-github-actions
+run-name: ${{ github.actor }} is learning GitHub Actions
+on: [push, pull_request]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up JDK 17 for x64
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+          architecture: x64
+          cache: maven
+
+      - name: mvn build package
+        run: mvn build package
+
+      - run: mkdir staging && cp target/*.jar staging
+      - uses: actions/upload-artifact@v3
+        with:
+          name: Package
+          path: staging

TODO.md

@@ -1,6 +1,5 @@
 - local maxmind
 - account for real sun movement, not just time
-- gh actions
 - readd metrics
 - fix realtime
 - cache cleaning