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faster docker builds

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Stan Runge
2026-03-07 17:31:08 +01:00
parent 471578af77
commit 8d1cd49339
2 changed files with 14 additions and 15 deletions
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4
.dockerignore Normal file
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node_modules
.svelte-kit
.git
build

25
Dockerfile
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FROM oven/bun AS base FROM oven/bun AS base
WORKDIR /app WORKDIR /app
# Install dependencies # Install dependencies (cached unless package.json/bun.lock change)
FROM base AS install FROM base AS deps
RUN mkdir -p /temp/dev COPY package.json bun.lock ./
COPY package.json bun.lock /temp/dev/ RUN bun install --frozen-lockfile
RUN cd /temp/dev && bun install --frozen-lockfile
RUN mkdir -p /temp/prod # Build (mount cache so SvelteKit reuses previous build artifacts)
COPY package.json bun.lock /temp/prod/
RUN cd /temp/prod && bun install --frozen-lockfile --production
# Build
FROM base AS build FROM base AS build
COPY --from=install /temp/dev/node_modules node_modules COPY --from=deps /app/node_modules node_modules
COPY . . COPY . .
ENV NODE_ENV=production ENV NODE_ENV=production
RUN bun run build RUN --mount=type=cache,target=/app/.svelte-kit bun run build
# Runtime # Runtime — prod deps only
FROM base AS runtime FROM base AS runtime
COPY --from=install /temp/prod/node_modules node_modules COPY package.json bun.lock ./
RUN bun install --frozen-lockfile --production
COPY --from=build /app/build build COPY --from=build /app/build build
COPY --from=build /app/package.json .
USER bun USER bun
ENV NODE_ENV=production ENV NODE_ENV=production