Make CI runnable on the QuickNode fork

.github/actions/setup-rust/action.yaml

@@ -1,5 +1,5 @@
 name: Setup Rust
-description: Installs rust in a bare metal fashion
+description: Install Rust toolchain (from rust-toolchain.toml), protoc, and cache cargo state.
 inputs:
   caller-workflow-name:
     description: 'Name of workflow used for creating a cache key in ASCII format.'
@@ -18,6 +18,17 @@ runs:
       run: "echo Cache key: ${{ steps.cache-key-generator.outputs.cache-key }}"
       shell: bash
 
+    # Stock GitHub-hosted runners ship rustup but no specific toolchain. Install the
+    # toolchain pinned in rust-toolchain.toml (channel = "1.84" at the time of writing).
+    # We pass the channel explicitly rather than reading the toml because dtolnay's
+    # action overrides toml-pinning when `toolchain:` is set, and we want predictable
+    # CI behavior whether a user runs the workflow on stock runners or self-hosted ones
+    # that already have rust installed.
+    - name: Install Rust toolchain
+      uses: dtolnay/rust-toolchain@1.84
+      with:
+        components: rustfmt, clippy
+
     - name: Install Protobuf
       run: |
         export PROTOC_VERSION=23.4 && \

.github/workflows/build.yml

@@ -5,42 +5,21 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-22.04-16c-64g-public
+    runs-on: ubuntu-22.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
         with:
           submodules: recursive
           lfs: true
 
-      - name: Sanity Check
-        run: |
-          cat /proc/cpuinfo
-
       - name: Setup Rust
         uses: ./.github/actions/setup-rust
         with:
-          caller-workflow-name: test
+          caller-workflow-name: build
 
       - name: Clippy check
         run: cargo clippy --all-features --all-targets --tests -- -D warnings
 
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-
-      # see https://docs.docker.com/build/ci/github-actions/cache/#cache-backend-api
-      - name: Login to Docker Hub
-        uses: docker/login-action@v2
-        with:
-          username: ${{ secrets.DOCKERHUB_USER }}
-          password: ${{ secrets.DOCKERHUB_PWD }}
-
-      - name: Build and push
-        uses: docker/build-push-action@v5
-        with:
-          context: .
-          push: true
-          tags: jitolabs/jito-shredstream-proxy:${{github.sha}}
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
-          platforms: linux/arm64,linux/x86_64
+      - name: Release build
+        run: cargo build --release --locked --bin jito-shredstream-proxy

.github/workflows/release.yml

@@ -2,58 +2,36 @@ name: release
 
 on:
   push:
-    #    branches:
-    #      - master
     tags:
       - 'v*'
 
 jobs:
   release:
-    runs-on: ubuntu-22.04-16c-64g-public
+    runs-on: ubuntu-22.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
         with:
           submodules: recursive
           lfs: true
 
-      - name: Sanity Check
-        run: |
-          cat /proc/cpuinfo
-
       - name: Setup Rust
         uses: ./.github/actions/setup-rust
         with:
-          caller-workflow-name: test
+          caller-workflow-name: release
 
       - name: Clippy check
         run: cargo clippy --all-features --all-targets --tests -- -D warnings
 
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-
-      # see https://docs.docker.com/build/ci/github-actions/cache/#cache-backend-api
-      - name: Login to Docker Hub
-        uses: docker/login-action@v2
-        with:
-          username: ${{ secrets.DOCKERHUB_USER }}
-          password: ${{ secrets.DOCKERHUB_PWD }}
-
-      - name: Build and push
-        uses: docker/build-push-action@v4
-        with:
-          context: .
-          push: true
-          tags: jitolabs/jito-shredstream-proxy:${{github.ref_name}}
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
-          platforms: linux/arm64,linux/x86_64
+      - name: Release build
+        run: cargo build --release --locked --bin jito-shredstream-proxy
 
-      - name: Copy artifact from container
+      - name: Stage artifact
         run: |
-          docker run --rm --platform linux/x86_64 --entrypoint cat jitolabs/jito-shredstream-proxy:${{github.ref_name}} /app/jito-shredstream-proxy > ./jito-shredstream-proxy-x86_64-unknown-linux-gnu
-          ls -lh .
+          cp target/release/jito-shredstream-proxy \
+             ./jito-shredstream-proxy-x86_64-unknown-linux-gnu
           file ./jito-shredstream-proxy-x86_64-unknown-linux-gnu
+          ls -lh ./jito-shredstream-proxy-x86_64-unknown-linux-gnu
 
       - name: Release
         uses: softprops/action-gh-release@v2

.github/workflows/test.yml

@@ -5,7 +5,7 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-22.04-16c-64g-public
+    runs-on: ubuntu-22.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4