Fix Docker web-builder COPY paths under WORKDIR /src/web.

Use ./src and ./public so Vite resolves /src/main.ts correctly instead of
nesting files under web/web/src.

Co-authored-by: Cursor <cursoragent@cursor.com>

Dockerfile

@@ -22,8 +22,8 @@ FROM --platform=$BUILDPLATFORM ${IMAGE_PREFIX}node:20-alpine AS web-builder
 WORKDIR /src/web
 COPY web/package.json web/package-lock.json web/.npmrc ./
 RUN npm ci
-COPY web/src web/src
-COPY web/public web/public
+COPY web/src ./src
+COPY web/public ./public
 COPY web/index.html web/tsconfig.json web/vite.config.ts ./
 RUN npm run build