chore(su): add back in dockerfile and fix test toolchain

.github/workflows/su.yml

@@ -27,7 +27,7 @@ jobs:
       - name: ⎔ Setup Rust
         uses: actions-rs/toolchain@v1
         with:
-          toolchain: stable
+          toolchain: 1.75.0
 
       - name: Run Tests
         working-directory: servers/su

servers/su/Dockerfile

@@ -0,0 +1,52 @@
+# Stage 1: Build the dynamic binary
+FROM rust:1.75.0 as builder
+
+# Set the working directory in the container
+WORKDIR /usr/src/su
+
+# Install required dependencies for building
+RUN apt-get update && apt-get install -y \
+    llvm-dev \
+    libclang-dev \
+    clang \
+    librocksdb-dev
+
+# Copy the manifests
+COPY Cargo.toml Cargo.lock ./
+
+# This step is to cache your dependencies
+RUN mkdir src && \
+    echo "fn main() {}" > src/main.rs && \
+    cargo build --release && \
+    rm -f target/release/deps/su*
+
+# Now copy the actual source code and build the application
+COPY src ./src
+COPY migrations ./migrations
+RUN cargo build --release
+
+# The final output binary will be in /usr/src/su/target/release/su
+
+
+# Stage 2: Create the runnable image using the binary
+FROM scratch as runner
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy the binary from your local file system to the container
+COPY --from=builder /usr/src/su/target/release/su /app/su
+
+# Copy necessary libraries from the builder
+COPY --from=builder /lib/x86_64-linux-gnu/ /lib/x86_64-linux-gnu/
+COPY --from=builder /lib64/ /lib64/
+
+# Provide instructions for building the binary
+# (This will be displayed when someone runs `docker build`)
+LABEL build_instructions="To build just the binary, run the following command: docker build --target builder -t su ."
+
+# Run the binary - provide args on execution
+ENTRYPOINT [ "/app/su" ]
+
+# Run time command arguments, default is empty
+CMD []