Create release artifact workflow (#16)

* Create release artifact workflow file

* Fix directories

* Remove unused event types

* Limit building to tagged commits

---------

Co-authored-by: naomi <naomi@activecountermeasures.com>

.github/workflows/release.yml

@@ -0,0 +1,20 @@
+name: Generate and upload a release assets
+
+on: push
+
+jobs:
+  upload:
+    if: startsWith(github.ref, 'refs/tags/')
+    name: Upload Artifacts
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - run: Zeek-Transport/shell-lib/docker/install_docker.sh
+      - run: Zeek-Transport/installer/generate_installer.sh
+      - uses: softprops/action-gh-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          files: Zeek-Transport/installer/Zeek-Transport.tar