optimize: size.

Author: ItzNotABug

Dockerfile

@@ -1,19 +1,43 @@
-FROM node:22-slim AS base
-ENV PNPM_HOME="/pnpm"
-ENV PATH="$PNPM_HOME:$PATH"
-RUN corepack enable
+# install and optimize dependencies
+FROM zenika/alpine-chrome:with-node AS base
+
 WORKDIR /app
+
+# copy package files
 COPY package.json pnpm-lock.yaml ./
-RUN corepack prepare
 
-FROM base AS prod-deps
-RUN --mount=type=cache,id=pnpm,target=/pnpm/store pnpm install --prod --frozen-lockfile
+# install pnpm as root,
+# then switch back to chrome user
+USER root
+RUN npm install -g pnpm@10
+
+# install dependencies as normal user
+USER chrome
+RUN pnpm install --prod --frozen-lockfile && \
+    pnpm prune --prod && \
+    # remove unnecessary files to reduce image size
+    find /app/node_modules -name "*.md" -delete && \
+    find /app/node_modules -type d -name "test*" -exec rm -rf {} + 2>/dev/null || true && \
+    find /app/node_modules -type d -name "doc*" -exec rm -rf {} + 2>/dev/null || true && \
+    find /app/node_modules -name ".cache" -type d -exec rm -rf {} + 2>/dev/null || true && \
+    # clean up caches
+    rm -rf ~/.pnpm ~/.npm /tmp/* /var/cache/apk/*
+
+# production stage
+FROM zenika/alpine-chrome:with-node
+
+# environment configuration
+ENV PLAYWRIGHT_SKIP_BROWSER_DOWNLOAD=1 \
+    PLAYWRIGHT_CHROMIUM_EXECUTABLE_PATH=/usr/bin/chromium-browser \
+    NODE_ENV=production
+
+WORKDIR /app
+USER chrome
 
-FROM base AS build
-COPY . .
+# copy application files
+COPY package.json ./
+COPY --from=base /app/node_modules ./node_modules
+COPY src/index.js ./src/
 
-FROM base
-COPY --from=prod-deps /app/node_modules /app/node_modules
-RUN pnpm playwright install --with-deps chromium
-COPY --from=build /app/src/index.js /app/src/index.js
-CMD ["pnpm", "start"]
+# start the application
+CMD ["node", "src/index.js"]

docker-compose.yml

@@ -0,0 +1,10 @@
+services:
+  appwrite-browser:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    image: appwrite/browser:local
+    ports:
+      - "3000:3000"
+    environment:
+      - PORT=3000

package.json

@@ -18,7 +18,7 @@
 	"dependencies": {
 		"h3": "^1.13.0",
 		"lighthouse": "^12.2.1",
-		"playwright": "^1.52.0",
+		"playwright-core": "^1.52.0",
 		"playwright-lighthouse": "^4.0.0",
 		"zod": "^3.23.8"
 	},

pnpm-lock.yaml

@@ -8,7 +8,7 @@ import {
 import { readValidatedBody } from "h3";
 import lighthouseDesktopConfig from "lighthouse/core/config/lr-desktop-config.js";
 import lighthouseMobileConfig from "lighthouse/core/config/lr-mobile-config.js";
-import { chromium } from "playwright";
+import { chromium } from "playwright-core";
 import { playAudit } from "playwright-lighthouse";
 import { z } from "zod";
 
@@ -20,6 +20,7 @@ const router = createRouter();
 console.log("Chromium starting...");
 const browser = await chromium.launch({
 	args: ["--remote-debugging-port=9222"],
+	executablePath: process.env.PLAYWRIGHT_CHROMIUM_EXECUTABLE_PATH,
 });
 console.log("Chromium started!");
 
@@ -36,9 +37,10 @@ const defaultContext = {
 const screenshotSchema = z.object({
 	url: z.string().url(),
 	theme: z.enum(["light", "dark"]).default("light"),
-	headers: z.record(z.string(), z.any()),
+	headers: z.record(z.string(), z.any()).default({}),
 	sleep: z.number().min(0).max(60000).default(3000),
 });
+
 router.post(
 	"/v1/screenshots",
 	defineEventHandler(async (event) => {