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fix: replace --mount=type=cache with dependency layer caching #34

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Merged
mikkeldamsgaard merged 1 commit into from
Mar 11, 2026
Merged

fix: replace --mount=type=cache with dependency layer caching #34

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3 changes: 3 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -11,6 +11,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
- Auto-tag workflow: CI automatically creates a git tag when `Cargo.toml` version changes on main, triggering the release workflow.
- `/release` skill for Claude Code: guided release preparation with version determination, confirmation, and PR creation.

### Fixed
- Replaced Dockerfile `--mount=type=cache` with dependency layer caching ("empty main" trick) for reliable Docker build caching in GitHub Actions, where `--mount=type=cache` does not persist across runners.

## [1.2.0] - 2026-03-11

### Added
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10 changes: 5 additions & 5 deletions Dockerfile
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Expand Up @@ -3,13 +3,13 @@ ARG VERSION=dev
RUN apk add --no-cache musl-dev openssl-dev openssl-libs-static perl
WORKDIR /src
COPY Cargo.toml Cargo.lock ./
COPY . .
RUN --mount=type=cache,target=/usr/local/cargo/registry \
--mount=type=cache,target=/src/target \
RUN mkdir src && echo 'fn main() {}' > src/main.rs && \
cargo build --release && \
cp target/release/initium /initium
rm -rf src target/release/deps/initium* target/release/initium*
COPY . .
RUN cargo build --release
FROM scratch
COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
COPY --from=builder /initium /initium
COPY --from=builder /src/target/release/initium /initium
USER 65534:65534
ENTRYPOINT ["/initium"]
10 changes: 5 additions & 5 deletions jyq.Dockerfile
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Expand Up @@ -3,14 +3,14 @@ ARG VERSION=dev
RUN apk add --no-cache musl-dev openssl-dev openssl-libs-static perl
WORKDIR /src
COPY Cargo.toml Cargo.lock ./
COPY . .
RUN --mount=type=cache,target=/usr/local/cargo/registry \
--mount=type=cache,target=/src/target \
RUN mkdir src && echo 'fn main() {}' > src/main.rs && \
cargo build --release && \
cp target/release/initium /initium
rm -rf src target/release/deps/initium* target/release/initium*
COPY . .
RUN cargo build --release
FROM alpine:3.21
RUN apk add --no-cache jq yq ca-certificates \
&& rm -rf /var/cache/apk/*
COPY --from=builder /initium /initium
COPY --from=builder /src/target/release/initium /initium
USER 65534:65534
ENTRYPOINT ["/initium"]
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