Add docs

.github/workflows/docs.yml

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+name: docs
+on:
+  push:
+    branches:
+      - master
+permissions:
+  contents: write
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Configure Git Credentials
+        run: |
+          git config user.name github-actions[bot]
+          git config user.email 41898282+github-actions[bot]@users.noreply.github.com
+      - uses: actions/setup-python@v5
+        with:
+          python-version: 3.x
+      - run: echo "cache_id=$(date --utc '+%V')" >> $GITHUB_ENV 
+      - uses: actions/cache@v4
+        with:
+          key: mkdocs-material-${{ env.cache_id }}
+          path: .cache
+          restore-keys: |
+            mkdocs-material-
+      - run: pip install mkdocs-material 
+      - run: mkdocs gh-deploy --force

docs/index.md

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+# Ordering Shop in CoffeeScript
+
+This is a ordering shop written in CoffeeScript. Features include ordering information like name, price and quantity and total order price.
+
+### Getting Started
+
+```
+git clone https://github.com/lulunac27a/ordering--shop-coffeescript.git
+npm install coffee -g
+npm run build
+```