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feat: split Dockerfile into dedicated lint stage for faster CI #32

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sneak merged 1 commits from fix/issue-27-dockerfile-split into main 2026-03-02 21:05:09 +01:00
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1 changed files with 15 additions and 4 deletions
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@ -1,24 +1,35 @@
# Lint stage — fast feedback on formatting and lint issues
# golangci/golangci-lint:v2.1.6, 2026-03-02
FROM golangci/golangci-lint@sha256:568ee1c1c53493575fa9494e280e579ac9ca865787bafe4df3023ae59ecf299b AS lint
WORKDIR /src
COPY go.mod go.sum ./
RUN go mod download
COPY . .
RUN make fmt-check
RUN make lint
# Build stage
# golang:1.24-alpine, 2026-02-26
FROM golang@sha256:8bee1901f1e530bfb4a7850aa7a479d17ae3a18beb6e09064ed54cfd245b7191 AS builder
WORKDIR /src
RUN apk add --no-cache git build-base make
# golangci-lint v2.1.6 (eabc2638a66d), 2026-02-26
RUN CGO_ENABLED=0 go install github.com/golangci/golangci-lint/v2/cmd/golangci-lint@eabc2638a66daf5bb6c6fb052a32fa3ef7b6600d
# Force BuildKit to run the lint stage before proceeding
COPY --from=lint /src/go.sum /dev/null
COPY go.mod go.sum ./
RUN go mod download
COPY . .
# Run all checks — build fails if branch is not green
RUN make check
RUN make test
# Build static binaries (no cgo needed at runtime — modernc.org/sqlite is pure Go)
ARG VERSION=dev
RUN CGO_ENABLED=0 go build -trimpath -ldflags="-s -w -X main.Version=${VERSION}" -o /chatd ./cmd/chatd/
RUN CGO_ENABLED=0 go build -trimpath -ldflags="-s -w" -o /chat-cli ./cmd/chat-cli/
# Runtime stage
# alpine:3.21, 2026-02-26
FROM alpine@sha256:c3f8e73fdb79deaebaa2037150150191b9dcbfba68b4a46d70103204c53f4709
RUN apk add --no-cache ca-certificates \