Add Release Workflow (#19)

.github/actions/push/action.yaml

@@ -1,10 +1,10 @@
 ---
-name: Docker build and push
+name: Docker Build + Push
 
 inputs:
   github-token:
     required: true
-  image_tag:
+  image-tag:
     required: false
     type: string
   dockerfile:
@@ -41,7 +41,7 @@ runs:
             SHORT_SHA="$(git rev-parse --short HEAD)"
             echo GHCR_TAG="ghcr.io/${{ github.repository }}/immutable-geth:develop-$BUILD_TIMESTAMP-git.$SHORT_SHA" >> $GITHUB_ENV
         else
-            echo GHCR_TAG="ghcr.io/${{ github.repository }}/immutable-geth:${{ inputs.image_tag }}" >> $GITHUB_ENV
+            echo GHCR_TAG="ghcr.io/${{ github.repository }}/immutable-geth:${{ inputs.image-tag }}" >> $GITHUB_ENV
         fi
 
     - name: Restore Go mod (pkg)

.github/workflows/main.yaml

@@ -1,4 +1,4 @@
-name: Build docker image, tag and push
+name: Main
 
 on:
   push:
@@ -9,7 +9,7 @@ on:
 jobs:
   push:
     name: Push Docker
-    runs-on: ubuntu-20-04-4-cores
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v3

.github/workflows/release.yaml

@@ -0,0 +1,30 @@
+name: Release
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  setup:
+    name: Setup Envs
+    runs-on: ubuntu-latest
+    outputs:
+      tag-name: ${{ steps.get-tag-for-release.outputs.TAG_NAME }}
+    steps:
+      - name: Extract tag name for the release
+        id: get-tag-for-release
+        run: echo "TAG_NAME=$(echo ${GITHUB_REF} | sed 's/refs\/tags\///')" >> $GITHUB_OUTPUT
+      - name: Print tag being deployed
+        run: echo "The tag name being deployed is ${{ steps.get-tag-for-release.outputs.TAG_NAME }}."
+
+  push:
+    name: Push Docker
+    needs: [setup]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - uses: ./.github/actions/push
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          image-tag: ${{ needs.setup.outputs.tag-name }}