fix(docker): bun cache stays out of the runtime image, env= on a cache mount sets nothing

2026-10-08 20:43:15 +02:00
1 changed files with 4 additions and 1 deletions
@@ -25,12 +25,15 @@ RUN bun --bun run build
 FROM oven/bun:alpine AS runtime
 ENV NODE_ENV=production
 # The cache mount only holds files; without the variable bun caches into
 # ~/.bun inside the image.
 ENV BUN_INSTALL_CACHE_DIR=/bun-cache
 WORKDIR /app
 COPY package.json bun.lock* ./
-RUN --mount=type=cache,target=/bun-cache,env=BUN_INSTALL_CACHE_DIR bun install --frozen-lockfile --production
+RUN --mount=type=cache,target=/bun-cache bun install --frozen-lockfile --production
 COPY --from=builder /app/build ./build