Make keynote bench job reusable

.github/actions/keynote-bench-setup/action.yml

@@ -0,0 +1,49 @@
+name: Keynote Bench Setup
+description: Shared setup for the keynote benchmark job
+
+inputs:
+  public_root:
+    description: Path to the public SpacetimeDB checkout in the caller workspace
+    required: false
+    default: .
+  rust_cache_workspaces:
+    description: Workspace paths passed to Swatinem/rust-cache
+    required: true
+
+runs:
+  using: composite
+  steps:
+    - uses: dsherret/rust-toolchain-file@v1
+
+    - name: Set default rust toolchain
+      shell: bash
+      run: rustup default $(rustup show active-toolchain | cut -d' ' -f1)
+
+    - name: Cache Rust dependencies
+      uses: Swatinem/rust-cache@v2
+      with:
+        workspaces: ${{ inputs.rust_cache_workspaces }}
+        shared-key: spacetimedb
+        save-if: false
+        prefix-key: v1
+
+    - name: Check v8 outputs
+      shell: bash
+      run: |
+        find "${CARGO_TARGET_DIR}"/ -type f | grep '[/_]v8' || true
+        if ! [ -f "${CARGO_TARGET_DIR}"/release/gn_out/obj/librusty_v8.a ]; then
+          echo "Could not find v8 output file librusty_v8.a; rebuilding manually."
+          cargo clean --release -p v8 || true
+          cargo build --release -p v8
+        fi
+      working-directory: ${{ inputs.public_root }}
+
+    - name: Build public keynote benchmark binaries
+      shell: bash
+      run: cargo build --release -p spacetimedb-cli -p spacetimedb-standalone
+      working-directory: ${{ inputs.public_root }}
+
+    - name: Build TypeScript SDK
+      shell: bash
+      run: pnpm build
+      working-directory: ${{ inputs.public_root }}/crates/bindings-typescript

.github/actions/setup-pnpm/action.yml

@@ -1,14 +1,24 @@
 name: Set up pnpm
 description: Install pnpm and configure repository package-age policy before any install
 inputs:
+  package_json_file:
+    description: package.json file used to determine the pnpm version
+    required: false
+    default: package.json
   run_install:
     description: Run pnpm install after configuring pnpm
     required: false
     default: "false"
+  working_directory:
+    description: Directory to run pnpm install in
+    required: false
+    default: .
 runs:
   using: composite
   steps:
     - uses: pnpm/action-setup@v4
+      with:
+        package_json_file: ${{ inputs.package_json_file }}
 
     - name: Configure pnpm package age policy
       shell: bash
@@ -17,4 +27,5 @@ runs:
     - name: Install dependencies
       if: inputs.run_install == 'true'
       shell: bash
+      working-directory: ${{ inputs.working_directory }}
       run: pnpm install

.github/workflows/ci.yml

@@ -377,30 +377,6 @@ jobs:
         with:
           ref: ${{ env.GIT_REF }}
 
-      - uses: dsherret/rust-toolchain-file@v1
-      - name: Set default rust toolchain
-        run: rustup default $(rustup show active-toolchain | cut -d' ' -f1)
-
-      - name: Cache Rust dependencies
-        uses: Swatinem/rust-cache@v2
-        with:
-          workspaces: ${{ github.workspace }}
-          shared-key: spacetimedb
-          save-if: false
-          prefix-key: v1
-
-      - name: Check v8 outputs
-        run: |
-          find "${CARGO_TARGET_DIR}"/ -type f | grep '[/_]v8' || true
-          if ! [ -f "${CARGO_TARGET_DIR}"/release/gn_out/obj/librusty_v8.a ]; then
-            echo "Could not find v8 output file librusty_v8.a; rebuilding manually."
-            cargo clean --release -p v8 || true
-            cargo build --release -p v8
-          fi
-
-      - name: Build keynote benchmark binaries
-        run: cargo build --release -p spacetimedb-cli -p spacetimedb-standalone
-
       # Node 24 is the current Active LTS line.
       - name: Set up Node.js
         uses: actions/setup-node@v4
@@ -409,11 +385,14 @@ jobs:
 
       - uses: ./.github/actions/setup-pnpm
         with:
-          run_install: true
+          package_json_file: package.json
+          working_directory: .
+          run_install: "true"
 
-      - name: Build TypeScript SDK
-        run: pnpm build
-        working-directory: crates/bindings-typescript
+      - uses: ./.github/actions/keynote-bench-setup
+        with:
+          public_root: .
+          rust_cache_workspaces: ${{ github.workspace }}
 
       - name: Run keynote-2 benchmark regression check
         run: cargo ci keynote-bench

Cargo.toml

@@ -66,6 +66,7 @@ members = [
   "sdks/rust/tests/procedural-view-pk-client",
   "sdks/rust/tests/event-table-client",
   "tools/ci",
+  "tools/keynote-bench-harness",
   "tools/license-check",
   "tools/replace-spacetimedb",
   "tools/generate-client-api",

tools/ci/Cargo.toml

@@ -15,4 +15,5 @@ serde_json.workspace = true
 duct.workspace = true
 tempfile.workspace = true
 env_logger.workspace = true
+keynote-bench-harness = { path = "../keynote-bench-harness" }
 spacetimedb-guard.workspace = true