Snazzie Posts - Answer Overflow

Snazzie

•Created by Snazzie on 4/28/2025 in #help

Reduce docker image size

Any improvements to reduce the image size? surely it shouldnt be larger than 2-300MB. its bloated requiring bun, python, and js. due to needing to run prisma client, and do prisma migrate at runtime hono + better auth + prisma 684MB

FROM oven/bun:1 AS build
RUN apt-get update && apt-get install -y python3 build-essential
RUN apt-get install -y \
    libssl-dev \
    openssl
WORKDIR /app

COPY package.json package.json
COPY bun.lockb bun.lockb

RUN bun install

COPY ./src ./src
COPY ./prisma ./prisma
COPY ./start.sh .

ENV NODE_ENV=production
ENV DATABASE_URL=file:../database.db

RUN bunx prisma generate
RUN bunx prisma migrate deploy
RUN bun build \
    --compile \
    --minify-whitespace \
    --minify-syntax \
    --target bun \
    --outfile server \
    ./src/index.ts


FROM oven/bun:1-slim AS final
RUN apt-get update -y && apt-get install -y \
    libssl-dev \
    openssl
WORKDIR /app

COPY --from=build /app/server ./server
COPY --from=build /app/prisma ./prisma

COPY --from=build /app/start.sh ./start.sh
COPY --from=build /app/src/generated/prismaclient ./src/generated/prismaclient

ENV NODE_ENV=production
ENV PORT=5123
ENV DATABASE_URL=file:../database.db
RUN bun add [email protected]
WORKDIR /app
CMD ["/start.sh"]

EXPOSE 5123

FROM oven/bun:1 AS build
RUN apt-get update && apt-get install -y python3 build-essential
RUN apt-get install -y \
    libssl-dev \
    openssl
WORKDIR /app

COPY package.json package.json
COPY bun.lockb bun.lockb

RUN bun install

COPY ./src ./src
COPY ./prisma ./prisma
COPY ./start.sh .

ENV NODE_ENV=production
ENV DATABASE_URL=file:../database.db

RUN bunx prisma generate
RUN bunx prisma migrate deploy
RUN bun build \
    --compile \
    --minify-whitespace \
    --minify-syntax \
    --target bun \
    --outfile server \
    ./src/index.ts


FROM oven/bun:1-slim AS final
RUN apt-get update -y && apt-get install -y \
    libssl-dev \
    openssl
WORKDIR /app

COPY --from=build /app/server ./server
COPY --from=build /app/prisma ./prisma

COPY --from=build /app/start.sh ./start.sh
COPY --from=build /app/src/generated/prismaclient ./src/generated/prismaclient

ENV NODE_ENV=production
ENV PORT=5123
ENV DATABASE_URL=file:../database.db
RUN bun add [email protected]
WORKDIR /app
CMD ["/start.sh"]

EXPOSE 5123

startup.sh

echo "Running migrations..."
bun prisma migrate deploy

# Start the server
echo "Starting server..."
./server

echo "Running migrations..."
bun prisma migrate deploy

# Start the server
echo "Starting server..."
./server

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