feat: add capnp

Signed-off-by: kjuulh <contact@kjuulh.io>

templates/sq-server.Dockerfile

@@ -0,0 +1,40 @@
+FROM rust:1.84-bookworm AS builder
+
+WORKDIR /app
+
+# Copy workspace manifests first for dependency caching.
+COPY Cargo.toml Cargo.lock ./
+COPY crates/sq-grpc-interface/Cargo.toml crates/sq-grpc-interface/Cargo.toml
+COPY crates/sq-models/Cargo.toml crates/sq-models/Cargo.toml
+COPY crates/sq-storage/Cargo.toml crates/sq-storage/Cargo.toml
+COPY crates/sq-cluster/Cargo.toml crates/sq-cluster/Cargo.toml
+COPY crates/sq-server/Cargo.toml crates/sq-server/Cargo.toml
+COPY crates/sq-sdk/Cargo.toml crates/sq-sdk/Cargo.toml
+COPY crates/sq-sim/Cargo.toml crates/sq-sim/Cargo.toml
+
+# Stub sources for dependency caching layer.
+RUN for d in crates/sq-grpc-interface crates/sq-models crates/sq-storage crates/sq-cluster crates/sq-sdk crates/sq-sim; do \
+      mkdir -p $d/src && echo "" > $d/src/lib.rs; \
+    done && \
+    mkdir -p crates/sq-server/src && echo "fn main() {}" > crates/sq-server/src/main.rs
+
+RUN cargo build --release -p sq-server 2>/dev/null || true
+
+# Copy real sources.
+COPY . .
+
+# Touch all source files so cargo rebuilds them.
+RUN find crates -name "*.rs" -exec touch {} +
+
+RUN cargo build --release -p sq-server
+
+FROM debian:bookworm-slim
+
+RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates && rm -rf /var/lib/apt/lists/*
+
+COPY --from=builder /app/target/release/sq-server /usr/local/bin/sq-server
+
+EXPOSE 6060 6062
+
+ENTRYPOINT ["sq-server"]
+CMD ["serve"]