👷 Improve Playwright CI speed: sharding (paralel runs), run in Docker to use cache, use env vars (#1405)

frontend/Dockerfile.playwright

@@ -0,0 +1,13 @@
+FROM node:20
+
+WORKDIR /app
+
+COPY package*.json /app/
+
+RUN npm install
+
+RUN npx -y playwright install --with-deps
+
+COPY ./ /app/
+
+ARG VITE_API_URL=${VITE_API_URL}