Add a workflow for publishing the website

.github/workflows/publish-website.yml

@@ -0,0 +1,50 @@
+name: Publish Website
+
+on:
+  push:
+    branches: ["main"]
+    tags:
+      - v*
+  workflow_dispatch:
+
+jobs:
+    build-n-publish-website:
+      name: Build and publish lemonade-arcade.com website
+      runs-on: ubuntu-latest
+      steps:
+        - uses: actions/checkout@main
+          with:
+            fetch-depth: 0
+        - uses: conda-incubator/setup-miniconda@v3
+          with:
+            miniconda-version: "latest"
+            activate-environment: lemon
+            python-version: "3.10"
+        - name: Install dependencies
+          shell: bash -el {0}
+          run: |
+            python -m pip install --upgrade pip
+        - name: Configure git
+          shell: bash -el {0}
+          run: |
+            git config --global user.name "Lemonade Bot"
+            git config --global user.email "lemonade@amd.com"
+        - name: Capture main branch commit hash
+          shell: bash -el {0}
+          run: |
+            echo "MAIN_COMMIT_HASH=$(git rev-parse --short HEAD)" >> $GITHUB_ENV
+        - name: Merge into website branch
+          shell: bash -el {0}
+          run: |
+            git checkout website
+            git merge origin/main -X theirs
+        - name: Push updates
+          shell: bash -el {0}
+          run: |
+            git add .
+            if git diff --staged --quiet; then
+              echo "No changes to commit, skipping commit step"
+            else
+              git commit -m "Update website for: ${MAIN_COMMIT_HASH}"
+            fi
+            git push