From df8aa888f96f7eac11dc76d798baa15b0f84ad53 Mon Sep 17 00:00:00 2001
From: Mohammad Dashti <mdashti@gmail.com>
Date: Wed, 20 Sep 2023 10:29:30 -0700
Subject: [PATCH] Add a cache layer to Docker for development (#594)

* Add a cache layer to Docker.

* Created a separate `dev` Docker file.

* Fixed `Docker.dev` to build in non-release mode.
---
 Dockerfile.dev | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 Dockerfile.dev

diff --git a/Dockerfile.dev b/Dockerfile.dev
new file mode 100644
index 0000000..a4b8d0e
--- /dev/null
+++ b/Dockerfile.dev
@@ -0,0 +1,25 @@
+FROM lukemathwalker/cargo-chef:latest-rust-1 AS chef
+
+RUN apt-get update && \
+    apt-get install -y build-essential
+
+WORKDIR /app
+
+FROM chef AS planner
+COPY . .
+RUN cargo chef prepare --recipe-path recipe.json
+
+FROM chef AS builder 
+COPY --from=planner /app/recipe.json recipe.json
+# Build dependencies - this is the caching Docker layer!
+RUN cargo chef cook --release --recipe-path recipe.json
+# Build application
+COPY . .
+RUN cargo build
+
+FROM debian:bookworm-slim
+COPY --from=builder /app/target/release/pgcat /usr/bin/pgcat
+COPY --from=builder /app/pgcat.toml /etc/pgcat/pgcat.toml
+WORKDIR /etc/pgcat
+ENV RUST_LOG=info
+CMD ["pgcat"]