add docker setup for db and dev server

Dockerfile.dev

@@ -0,0 +1,15 @@
+FROM node:22-alpine
+
+WORKDIR /app
+
+COPY package.json ./
+COPY pnpm-lock.yaml ./
+
+RUN npm install -g pnpm
+
+RUN pnpm install
+
+# Copy the rest of the application source, excluding node_modules via .dockerignore
+COPY . .
+
+CMD ["pnpm", "run", "dev"]