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# Install CA certificates.
FROM docker.io/library/alpine:3 AS ca-certificates-builder
RUN apk --no-cache add ca-certificates
# Build supervisor.
FROM docker.io/library/golang:1.26-alpine@sha256:d4c4845f5d60c6a974c6000ce58ae079328d03ab7f721a0734277e69905473e5 AS supervisor-builder
RUN apk --no-cache add git
WORKDIR /build
RUN git clone https://github.com/ochinchina/supervisord . && \
git checkout 16cb640325b3a4962b2ba17d68fb5c2b1e1b6b3c
RUN GOBIN=/usr/bin go install -ldflags "-s -w"
# Build Caddy with S3 storage backend.
FROM docker.io/library/caddy:2.11.1-builder@sha256:9780b126deae015b2c262fa9f4f1f951577e1f6a5fe4d88c0573aeb622071b2d AS caddy-builder
RUN xcaddy build ${CADDY_VERSION} \
--with=github.com/ss098/certmagic-s3@v0.0.0-20250922022452-8af482af5f39
# Build git-pages.
FROM docker.io/library/golang:1.26-alpine@sha256:d4c4845f5d60c6a974c6000ce58ae079328d03ab7f721a0734277e69905473e5 AS git-pages-builder
RUN apk --no-cache add git
WORKDIR /build
COPY go.mod go.sum ./
RUN go mod download
COPY *.go ./
COPY src/ ./src/
RUN go build -ldflags "-s -w" -o git-pages .
# Compose git-pages and Caddy.
FROM docker.io/library/busybox:1.37.0-musl@sha256:19b646668802469d968a05342a601e78da4322a414a7c09b1c9ee25165042138
COPY --from=ca-certificates-builder /etc/ssl/cert.pem /etc/ssl/cert.pem
COPY --from=supervisor-builder /usr/bin/supervisord /bin/supervisord
COPY --from=caddy-builder /usr/bin/caddy /bin/caddy
COPY --from=git-pages-builder /build/git-pages /bin/git-pages
WORKDIR /app
RUN mkdir /app/data
COPY conf/supervisord.conf /app/supervisord.conf
COPY conf/Caddyfile /app/Caddyfile
COPY conf/config.docker.toml /app/config.toml
# Caddy ports:
EXPOSE 80/tcp 443/tcp 443/udp
# git-pages ports:
EXPOSE 3000/tcp 3001/tcp 3002/tcp
# While the default command is to run git-pages standalone, the intended configuration
# is to use it with Caddy and store both site data and credentials to an S3-compatible
# object store.
# * In a standalone configuration, the default, git-pages listens on port 3000 (http).
# * In a combined configuration, supervisord launches both git-pages and Caddy, and
# Caddy listens on ports 80 (http) and 443 (https).
CMD ["git-pages"]
# CMD ["supervisord"]
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