chore: simplify docker image for debugging (#304)

Author: makspll

crates/xtask/Dockerfile

@@ -1,19 +1,8 @@
 FROM rust:latest AS base
-RUN cargo install sccache --version ^0.7
-RUN cargo install cargo-chef --version ^0.1
-ENV RUSTC_WRAPPER=sccache SCCACHE_DIR=/sccache
- 
-FROM base AS planner
+
 WORKDIR /app
+
 COPY . .
-RUN --mount=type=cache,target=$SCCACHE_DIR,sharing=locked \
-    cargo chef prepare --recipe-path recipe.json
- 
-FROM base as builder
-WORKDIR /app
-COPY --from=planner /app/recipe.json recipe.json
-RUN --mount=type=cache,target=$SCCACHE_DIR,sharing=locked \
-    cargo chef cook --release --recipe-path recipe.json
-COPY . .
-RUN --mount=type=cache,target=$SCCACHE_DIR,sharing=locked \
-    cargo xtask init
+
+RUN cargo build --profile ephemeral-build
+RUN cargo xtask init

crates/xtask/chef.Dockerfile

@@ -0,0 +1,19 @@
+FROM rust:latest AS base
+RUN cargo install sccache --version ^0.7
+RUN cargo install cargo-chef --version ^0.1
+ENV RUSTC_WRAPPER=sccache SCCACHE_DIR=/sccache
+ 
+FROM base AS planner
+WORKDIR /app
+COPY . .
+RUN --mount=type=cache,target=$SCCACHE_DIR,sharing=locked \
+    cargo chef prepare --recipe-path recipe.json
+ 
+FROM base as builder
+WORKDIR /app
+COPY --from=planner /app/recipe.json recipe.json
+RUN --mount=type=cache,target=$SCCACHE_DIR,sharing=locked \
+    cargo chef cook --release --recipe-path recipe.json
+COPY . .
+RUN --mount=type=cache,target=$SCCACHE_DIR,sharing=locked \
+    cargo xtask init