Add deploy

Author: rcastley

.github/actions/action.yml

@@ -0,0 +1,31 @@
+name: 'Deploy'
+description: 'Build and deploy workshop'
+
+inputs:
+  flavour:
+    description: type of version to release
+    required: true
+    default: 'minor'
+
+outputs:
+  tag_name:
+    description: name of tag created by bumpversion
+    value: ${{ steps.bumpversion.outputs.tag_name }}
+
+runs:
+  using: "composite"
+  steps:
+    - name: Bumpversion and commit
+      id: bumpversion
+      shell: bash
+      run: ./.github/ci/do_release -t ${{ inputs.flavour }}
+
+    - name: Build Site
+      shell: bash
+      run: ./.github/ci/build_site -b ${{ steps.bumpversion.outputs.base_url }} -t ${{ steps.bumpversion.outputs.tag_name }}
+
+    - name: Prepare and publish to GitHub pages
+      shell: bash
+      env:
+        TOKEN: ${{ github.token }}
+      run: ./.github/ci/publish_release -t ${{ steps.bumpversion.outputs.tag_name }}