Added new workflows to start the main workflow and initially just bui…

…ld the docker image

.github/workflows/build-image.yml

@@ -0,0 +1,51 @@
+name: Build Image and Publish to GCR
+
+on:
+  workflow_call:
+    inputs:
+      branch:
+        type: string
+        required: true
+      checked-out-sha:
+        type: string
+        required: true
+
+concurrency:
+     group: ${{ github.workflow }}-${{ github.event.inputs.environment }}
+     cancel-in-progress: true
+
+env:
+    DOCKER_IMAGE: early-years-qualification
+    GITHUB_CONTAINER_REGISTRY: ghcr.io
+    ORG_NAME: dfe-digital
+
+jobs:
+
+    build-image:
+
+        runs-on: ubuntu-22.04
+        name: Build & Publish Image
+
+        steps:
+
+            - name: Checkout Repository
+              uses: actions/checkout@v3
+              with:
+                ref: ${{ github.ref }}
+
+            # - name: GitHub Container Registry Login
+            #   uses: docker/login-action@v3
+            #   with:
+            #     registry: ${{ env.GITHUB_CONTAINER_REGISTRY }}
+            #     username: ${{ github.repository_owner }}
+            #     password: ${{ secrets.GITHUB_TOKEN }}
+
+            - name: Build Image & Publish To GCR
+              uses: docker/build-push-action@v4
+              with:
+                context: ./
+                file: ./src/Dfe.EarlyYearsQualification.Web/Dockerfile
+                build-args: COMMIT_SHA=${{ inputs.checked-out-sha }}
+                tags: |
+                    ${{ env.GITHUB_CONTAINER_REGISTRY }}/${{ env.ORG_NAME }}/${{ env.DOCKER_IMAGE }}:${{ inputs.branch }}-${{ inputs.checked-out-sha }}
+                # push: true // Commented out for now to test the docker build

.github/workflows/main-build-and-deploy.yml

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+name: Main build & deploy 
+
+on:
+  workflow_dispatch:
+  push:
+    branches: ["main"]
+    paths:
+      - 'src/**'
+      - '.github/workflows/main-build-and-deploy.yml'
+
+jobs:
+
+  set-env:
+    runs-on: ubuntu-22.04
+    name: Set Environment Values
+    outputs:
+      branch: ${{ steps.var.outputs.branch }}
+      checked-out-sha: ${{ steps.var.outputs.checked-out-sha }}
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          ref: ${{ github.ref }}
+
+      - id: var
+        run: |
+          GIT_BRANCH=${GITHUB_BASE_REF:-${GITHUB_REF#refs/heads/}}
+          CHECKED_OUT_SHA="$(git log -1 '--format=format:%H')"
+          echo "branch=$GIT_BRANCH" >> $GITHUB_OUTPUT
+          echo "checked-out-sha=${CHECKED_OUT_SHA}" >> $GITHUB_OUTPUT
+
+  create-and-publish-image:
+    needs: set-env
+    name: Create & Publish Image
+    uses: ./.github/workflows/build-image.yml
+    secrets: inherit
+    with:
+      branch: ${{ needs.set-env.outputs.branch }}
+      checked-out-sha: ${{ needs.set-env.outputs.checked-out-sha }}