diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index bf1021e..fabcc8d 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -38,6 +38,7 @@ jobs:
         id: set_toolchain
         run: |
           toolchain=$(grep channel rust-toolchain.toml | sed -r 's/channel = "(.*)"/\1/')
+          echo "using toolchain $toolchain"
           echo "toolchain=$toolchain" >> "$GITHUB_OUTPUT"
           if [[ $toolchain =~ ^nightly.* ]]; then
             echo "using nightly_toolchain $toolchain"
diff --git a/.github/workflows/release-backend.yml b/.github/workflows/release-backend.yml
index 4a92036..0476f88 100644
--- a/.github/workflows/release-backend.yml
+++ b/.github/workflows/release-backend.yml
@@ -1,4 +1,4 @@
-name: release-hello-tracing-backend
+name: Release backend
 
 on:
   push:
@@ -10,102 +10,32 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  check:
+  toolchain:
     runs-on: ubuntu-latest
+    env:
+      nightly: ${{(github.event.inputs.nightly == 'true' || github.event_name == 'schedule') && 'true' || ''}}
+    outputs:
+      toolchain: ${{steps.set_toolchain.outputs.toolchain}}
+      nightly_toolchain: ${{steps.set_toolchain.outputs.nightly_toolchain}}
     steps:
       - uses: actions/checkout@v4
-
-      - name: Install Rust
-        uses: dtolnay/rust-toolchain@stable
-
-      - name: Install just
-        uses: taiki-e/install-action@v2
-        with:
-          tool: just
-
-      - name: Install protoc
-        uses: arduino/setup-protoc@v3
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-
-      - uses: Swatinem/rust-cache@v2
-
-      - name: just check
-        run: just check
-
-  fmt-check:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Install Rust (nightly for fmt)
-        uses: dtolnay/rust-toolchain@nightly
-        with:
-          components: rustfmt
-
-      - name: Install just
-        uses: taiki-e/install-action@v2
-        with:
-          tool: just
-
-      - uses: Swatinem/rust-cache@v2
-
-      - name: just fmt-check
-        run: just fmt-check
-
-  lint:
-    runs-on: ubuntu-latest
-    needs: [check, fmt-check]
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Install Rust
-        uses: dtolnay/rust-toolchain@stable
-        with:
-          components: clippy
-
-      - name: Install just
-        uses: taiki-e/install-action@v2
-        with:
-          tool: just
-
-      - name: Install protoc
-        uses: arduino/setup-protoc@v3
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-
-      - uses: Swatinem/rust-cache@v2
-
-      - name: just lint
-        run: just lint
-
-  test:
-    runs-on: ubuntu-latest
-    needs: [check, fmt-check]
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Install Rust
-        uses: dtolnay/rust-toolchain@stable
-
-      - name: Install just
-        uses: taiki-e/install-action@v2
-        with:
-          tool: just
-
-      - name: Install protoc
-        uses: arduino/setup-protoc@v3
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-
-      - uses: Swatinem/rust-cache@v2
-
-      - name: just test
-        run: just test
+      - name: Set toolchain
+        id: set_toolchain
+        run: |
+          toolchain=$(grep channel rust-toolchain.toml | sed -r 's/channel = "(.*)"/\1/')
+          echo "using toolchain $toolchain"
+          echo "toolchain=$toolchain" >> "$GITHUB_OUTPUT"
+          if [[ $toolchain =~ ^nightly.* ]]; then
+            echo "using nightly_toolchain $toolchain"
+            echo "nightly_toolchain=$toolchain" >> "$GITHUB_OUTPUT"
+          else
+            echo "using nightly_toolchain nightly"
+            echo "nightly_toolchain=nightly" >> "$GITHUB_OUTPUT"
+          fi
 
   release:
     runs-on: ubuntu-latest
-    needs: [lint, test]
+    needs: [toolchain]
     steps:
       - name: Login to DockerHub
         uses: docker/login-action@v3
@@ -129,8 +59,9 @@ jobs:
       - name: Docker build and push hello-tracing-backend
         uses: docker/build-push-action@v6
         with:
+          push: true
           file: hello-tracing-backend/Dockerfile
+          build-args: RUST_VERSION=${{needs.toolchain.outputs.toolchain}}
           platforms: linux/amd64,linux/arm64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
-          push: true
diff --git a/.github/workflows/release-gateway.yml b/.github/workflows/release-gateway.yml
index 6dddcbe..bf0dfe5 100644
--- a/.github/workflows/release-gateway.yml
+++ b/.github/workflows/release-gateway.yml
@@ -1,4 +1,4 @@
-name: release-hello-tracing-gateway
+name: Release gateway
 
 on:
   push:
@@ -10,102 +10,32 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  check:
+  toolchain:
     runs-on: ubuntu-latest
+    env:
+      nightly: ${{(github.event.inputs.nightly == 'true' || github.event_name == 'schedule') && 'true' || ''}}
+    outputs:
+      toolchain: ${{steps.set_toolchain.outputs.toolchain}}
+      nightly_toolchain: ${{steps.set_toolchain.outputs.nightly_toolchain}}
     steps:
       - uses: actions/checkout@v4
-
-      - name: Install Rust
-        uses: dtolnay/rust-toolchain@stable
-
-      - name: Install just
-        uses: taiki-e/install-action@v2
-        with:
-          tool: just
-
-      - name: Install protoc
-        uses: arduino/setup-protoc@v3
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-
-      - uses: Swatinem/rust-cache@v2
-
-      - name: just check
-        run: just check
-
-  fmt-check:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Install Rust (nightly for fmt)
-        uses: dtolnay/rust-toolchain@nightly
-        with:
-          components: rustfmt
-
-      - name: Install just
-        uses: taiki-e/install-action@v2
-        with:
-          tool: just
-
-      - uses: Swatinem/rust-cache@v2
-
-      - name: just fmt-check
-        run: just fmt-check
-
-  lint:
-    runs-on: ubuntu-latest
-    needs: [check, fmt-check]
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Install Rust
-        uses: dtolnay/rust-toolchain@stable
-        with:
-          components: clippy
-
-      - name: Install just
-        uses: taiki-e/install-action@v2
-        with:
-          tool: just
-
-      - name: Install protoc
-        uses: arduino/setup-protoc@v3
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-
-      - uses: Swatinem/rust-cache@v2
-
-      - name: just lint
-        run: just lint
-
-  test:
-    runs-on: ubuntu-latest
-    needs: [check, fmt-check]
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Install Rust
-        uses: dtolnay/rust-toolchain@stable
-
-      - name: Install just
-        uses: taiki-e/install-action@v2
-        with:
-          tool: just
-
-      - name: Install protoc
-        uses: arduino/setup-protoc@v3
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-
-      - uses: Swatinem/rust-cache@v2
-
-      - name: just test
-        run: just test
+      - name: Set toolchain
+        id: set_toolchain
+        run: |
+          toolchain=$(grep channel rust-toolchain.toml | sed -r 's/channel = "(.*)"/\1/')
+          echo "using toolchain $toolchain"
+          echo "toolchain=$toolchain" >> "$GITHUB_OUTPUT"
+          if [[ $toolchain =~ ^nightly.* ]]; then
+            echo "using nightly_toolchain $toolchain"
+            echo "nightly_toolchain=$toolchain" >> "$GITHUB_OUTPUT"
+          else
+            echo "using nightly_toolchain nightly"
+            echo "nightly_toolchain=nightly" >> "$GITHUB_OUTPUT"
+          fi
 
   release:
     runs-on: ubuntu-latest
-    needs: [lint, test]
+    needs: [toolchain]
     steps:
       - name: Login to DockerHub
         uses: docker/login-action@v3
@@ -129,8 +59,9 @@ jobs:
       - name: Docker build and push hello-tracing-gateway
         uses: docker/build-push-action@v6
         with:
+          push: true
           file: hello-tracing-gateway/Dockerfile
+          build-args: RUST_VERSION=${{needs.toolchain.outputs.toolchain}}
           platforms: linux/amd64,linux/arm64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
-          push: true