feat: add devcontainer configuration and setup script for development environment

.devcontainer/devcontainer.json

@@ -0,0 +1,58 @@
+{
+  "name": "Datawrapper Python Development",
+  "image": "mcr.microsoft.com/devcontainers/python:3.12",
+
+  "features": {
+    "ghcr.io/devcontainers/features/git:1": {},
+    "ghcr.io/devcontainers/features/github-cli:1": {}
+  },
+
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "ms-python.python",
+        "ms-python.vscode-pylance",
+        "charliermarsh.ruff",
+        "ms-python.pytest",
+        "ms-toolsai.jupyter"
+      ],
+
+      "settings": {
+        "python.defaultInterpreterPath": "/usr/local/bin/python",
+        "python.testing.pytestEnabled": true,
+        "python.testing.unittestEnabled": false,
+        "python.testing.pytestArgs": [
+          "tests"
+        ],
+        "[python]": {
+          "editor.defaultFormatter": "charliermarsh.ruff",
+          "editor.formatOnSave": true,
+          "editor.codeActionsOnSave": {
+            "source.fixAll": "explicit",
+            "source.organizeImports": "explicit"
+          }
+        },
+        "files.exclude": {
+          "**/__pycache__": true,
+          "**/*.pyc": true,
+          "**/.pytest_cache": true,
+          "**/.ruff_cache": true,
+          "**/htmlcov": true,
+          "**/*.egg-info": true
+        }
+      }
+    }
+  },
+
+  "forwardPorts": [8000],
+  "portsAttributes": {
+    "8000": {
+      "label": "Documentation Server",
+      "onAutoForward": "notify"
+    }
+  },
+
+  "postCreateCommand": "bash .devcontainer/setup.sh",
+
+  "shutdownAction": "stopContainer"
+}

.devcontainer/setup.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+set -e
+
+echo "🚀 Setting up Datawrapper development environment..."
+
+# Install uv package manager
+echo "📦 Installing uv package manager..."
+curl -LsSf https://astral.sh/uv/install.sh | sh
+export PATH="$HOME/.cargo/bin:$PATH"
+
+# Install all project dependencies
+echo "📚 Installing project dependencies..."
+uv install --all-extras
+
+# Install pre-commit hooks
+echo "🔧 Installing pre-commit hooks..."
+uv run pre-commit install