Actually do the thing

Author: lorenzogood

.github/workflows/ci.yaml

@@ -1,8 +1,11 @@
 name: Deploy
 
-on:
-  push:
-    # branches: [main]
+push:
+  branches:
+    - "main"
+  tags:
+    - "v*.*.*"
+
 permissions:
   packages: write
 
@@ -18,6 +21,21 @@ jobs:
         name: Checkout Repository
         with:
           persist-credentials: false
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: |
+            ghcr.io/uw-midsun/devcontainers/${{ matrix.project }}
+          tags: |
+            type=ref,event=branch
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=sha
+
       - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9
         name: Container Registry Login
         with:
@@ -32,5 +50,6 @@ jobs:
       - name: Build and Tag Docker Image
         env:
           PROJECT: ${{ matrix.project }}
-          VERSION: latest
+          TAGS: ${{ steps.meta.outputs.tags }}
+
         run: ./ci/ci

ci/.ci.swp

@@ -10,18 +10,16 @@ function print_green() {
 set -euo pipefail
 
 PROJECT=${PROJECT:-}
-VERSION=${VERSION:-latest}
+TAGS=${TAGS:-}
 
 print_green "\nBuilding devcontainer image for the ${PROJECT} project.\n"
 
 ${PROJECT}/build
 
 echo "Build sucessful!"
 
-TAG="ghcr.io/uw-midsun/devcontainers/${PROJECT}:${VERSION}"
+for tag in $TAGS; do
+    docker tag $PROJECT:latest $TAG
+    docker push $TAG
+done
 
-print_green "\nTagging image as ${TAG}.\n"
-
-docker tag $PROJECT:latest $TAG
-
-docker push $TAG