add contribution instruction

Author: khuyentran1401

.github/workflows/publish-marimo.yml

@@ -33,6 +33,7 @@ jobs:
           uv run marimo export html llm/pydantic_ai_examples.py -o build/llm/pydantic_ai_examples.html --sandbox
           uv run marimo export html data_science_tools/pandas_api_on_spark.py -o build/data_science_tools/pandas_api_on_spark.html --sandbox
           uv run marimo export html data_science_tools/pyspark_parametrize.py -o build/data_science_tools/pyspark_parametrize.html --sandbox
+          uv run marimo export html data_science_tools/narwhals.py -o build/data_science_tools/narwhals.html --sandbox
       - name: Upload Pages Artifact
         uses: actions/upload-pages-artifact@v3
         with:

contribution.md

@@ -0,0 +1,65 @@
+# Contribution Guidelines
+
+## Environment Setup
+
+### Install uv
+
+[uv](https://github.com/astral.sh/uv) is a fast Python package installer and resolver.
+
+```bash
+# Install uv
+curl -LsSf https://astral.sh/uv/install.sh | sh
+
+# Verify installation
+uv --version
+```
+
+### Install Dependencies
+
+```bash
+# Install dependencies from pyproject.toml
+uv sync
+```
+
+### Install Pre-commit Hooks
+
+We use pre-commit to ensure code quality and consistency.
+
+```bash
+# Install pre-commit hooks
+uv run pre-commit install
+```
+
+## Working with Marimo Notebooks
+
+### Creating a New Notebook
+
+Create a new notebook using marimo:
+
+```bash
+uv run marimo edit notebook.py --sandbox
+```
+
+### Publishing Notebooks
+
+Add the following workflow to `.github/workflows/publish-marimo.yml`:
+
+```yaml
+...
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      ...
+      - name: Export notebook
+        run: |
+          uv run marimo export html notebook.py -o build/notebook.html --sandbox
+      ...
+```
+
+## Pull Request Process
+
+1. Fork the repository
+2. Create a new branch for your feature
+3. Make your changes
+4. Submit a pull request with a clear description of changes

pyproject.toml

@@ -5,15 +5,9 @@ description = "Add your description here"
 readme = "README.md"
 requires-python = ">=3.11"
 dependencies = [
-    "loguru>=0.7.3",
-    "marimo==0.13.6",
-    "narwhals==1.36.0",
-    "nbformat>=5.10.4",
-    "pandas>=2.2.3",
-    "pyspark[sql]>=3.5.5",
+    "marimo>=0.13.7",
+    "pre-commit>=4.2.0",
 ]
 
 [dependency-groups]
-dev = [
-    "pytest>=8.3.5",
-]
+dev = []