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# Build on the same Debian release as the runtime image. This pins glibc,
# libssl and libopus, so a binary built on a rolling-release host (Arch, etc.)
# no longer fails on Debian due to newer toolchain/glibc symbols.
FROM rust:1-trixie AS builder
ENV DEBIAN_FRONTEND=noninteractive
# Build dependencies:
# - cmake + clang + libclang-dev: espeak-rs-sys (pulled in by piper-rs) builds
# espeak-ng and runs bindgen
# - pkg-config + libopus-dev: libopus_sys
# - libssl-dev: native-tls / openssl-sys
RUN apt-get update \
&& apt-get install -y --no-install-recommends \
cmake \
clang \
libclang-dev \
pkg-config \
libopus-dev \
libssl-dev \
&& rm -rf /var/lib/apt/lists/*
WORKDIR /app
# Compile the dependency graph once with a dummy main so source edits do not
# invalidate the expensive piper/espeak/onnxruntime build.
COPY Cargo.toml Cargo.lock build.rs ./
RUN mkdir src \
&& printf 'fn main() {}\n' > src/main.rs \
&& cargo build --release \
&& rm -rf src
COPY src ./src
RUN cargo build --release
# espeak-rs-sys installs the espeak-ng data into the build directory and
# compiles that path in as the default. Without this the runtime image has no
# data files and TTS fails with "phontab: No such file or directory".
RUN cp -a target/release/build/espeak-rs-sys-*/out/share/espeak-ng-data /app/espeak-ng-data
# ── Runtime ───────────────────────────────────────────────────────────
FROM debian:trixie-slim
ENV DEBIAN_FRONTEND=noninteractive
# Runtime libraries reported by `readelf -d`: libstdc++, libopus, libssl,
# libcrypto. ffmpeg/qalc/yt-dlp are invoked as subprocesses.
# Full python3 (not python3-minimal) is required by the yt-dlp zipapp.
RUN apt-get update \
&& apt-get install -y --no-install-recommends \
ca-certificates \
ffmpeg \
imagemagick \
libopus0 \
libssl3t64 \
libstdc++6 \
passwd \
python3 \
qalc \
tzdata \
&& rm -rf /var/lib/apt/lists/*
# yt-dlp is distributed as a self-contained Python zipapp. Pin a release that
# is at least a week old (and verify its checksum) so a compromised or broken
# upstream release cannot silently enter the image.
ARG YTDLP_VERSION=2026.10.26
ADD https://github.com/yt-dlp/yt-dlp/releases/download/${YTDLP_VERSION}/yt-dlp /usr/local/bin/yt-dlp
ADD https://github.com/yt-dlp/yt-dlp/releases/download/${YTDLP_VERSION}/SHA2-256SUMS /tmp/yt-dlp-sums
RUN cd /usr/local/bin \
&& grep ' yt-dlp$' /tmp/yt-dlp-sums | sha256sum -c - \
&& chmod 755 yt-dlp \
&& rm /tmp/yt-dlp-sums
RUN useradd --create-home --uid 1000 --shell /usr/sbin/nologin bot \
&& mkdir -p /app/data /app/piper /tmp/senator_sperma \
&& chown -R bot:bot /app /tmp/senator_sperma
WORKDIR /app
COPY --from=builder /app/target/release/senator-sperma /usr/local/bin/senator-sperma
# espeak looks for <PIPER_ESPEAKNG_DATA_DIRECTORY>/espeak-ng-data.
COPY --from=builder /app/espeak-ng-data /usr/share/espeak-ng-data
USER bot
ENV TZ=Europe/Warsaw \
TTS_MODEL_PATH=/app/piper \
PIPER_ESPEAKNG_DATA_DIRECTORY=/usr/share \
RUST_LOG=info \
HOME=/home/bot
ENTRYPOINT ["/usr/local/bin/senator-sperma"]
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