Clean up build tooling and reuse CI artifacts

.github/actions/setup-build-env/action.yml

@@ -1,5 +1,5 @@
 name: "Setup Build Environment"
-description: "Python, Rust, uv, just, and optional legacy protoc for Persisting CI"
+description: "Python, optional Rust, and pinned build tools for Persisting CI"
 inputs:
   python-version:
     description: "Python version"
@@ -9,10 +9,14 @@ inputs:
     description: "Rust toolchain"
     required: false
     default: "stable"
+  install-rust:
+    description: "Install Rust for jobs that compile or check Rust code"
+    required: false
+    default: "true"
   components:
     description: "Rust components (comma-separated)"
     required: false
-    default: "rustfmt, clippy, rust-src"
+    default: "rustfmt, clippy"
   install-dioxus:
     description: "Install the pinned Dioxus CLI and wasm target"
     required: false
@@ -21,10 +25,6 @@ inputs:
     description: "Install cargo-nextest"
     required: false
     default: "true"
-  install-zig:
-    description: "Install Zig for the macOS-to-Linux guest init cross-build"
-    required: false
-    default: "false"
 
 runs:
   using: "composite"
@@ -35,6 +35,7 @@ runs:
         python-version: ${{ inputs.python-version }}
 
     - name: Install Rust toolchain
+      if: inputs.install-rust == 'true'
       uses: dtolnay/rust-toolchain@master
       with:
         toolchain: ${{ inputs.rust-toolchain }}
@@ -51,18 +52,11 @@ runs:
         tool: just@1.57.0
 
     - name: Install cargo-nextest
-      if: inputs.install-nextest == 'true'
+      if: inputs.install-rust == 'true' && inputs.install-nextest == 'true'
       uses: taiki-e/install-action@v2
       with:
         tool: cargo-nextest@0.9.137
 
-    - name: Install Linux guest init cross-compiler
-      if: runner.os == 'macOS' && inputs.install-zig == 'true'
-      shell: bash
-      run: |
-        brew install zig
-        zig version
-
     - name: Add Dioxus Web target
       if: inputs.install-dioxus == 'true'
       shell: bash

.github/workflows/ci.yml

@@ -28,7 +28,6 @@ jobs:
         uses: ./.github/actions/setup-build-env
         with:
           install-nextest: "false"
-          install-zig: "false"
           components: "rustfmt"
 
       - name: Rust formatting
@@ -44,7 +43,6 @@ jobs:
         uses: ./.github/actions/setup-build-env
         with:
           install-nextest: "false"
-          install-zig: "false"
           components: "clippy"
 
       - uses: Swatinem/rust-cache@v2
@@ -64,7 +62,6 @@ jobs:
         uses: ./.github/actions/setup-build-env
         with:
           install-nextest: "false"
-          install-zig: "false"
           components: "clippy"
 
       - uses: Swatinem/rust-cache@v2
@@ -87,7 +84,6 @@ jobs:
         uses: ./.github/actions/setup-build-env
         with:
           install-nextest: "false"
-          install-zig: "false"
           components: "clippy"
 
       - uses: Swatinem/rust-cache@v2
@@ -107,8 +103,8 @@ jobs:
       - name: Setup Build Environment
         uses: ./.github/actions/setup-build-env
         with:
+          install-rust: "false"
           install-nextest: "false"
-          install-zig: "false"
           components: ""
 
       - name: Ruff
@@ -130,14 +126,12 @@ jobs:
               persisting-overlaynet
             event_control: true
             smoke_pchronicle: false
-            install_zig: false
           - platform: Linux
             os: ubuntu-latest
             shard: gateway
             packages: persisting-gateway
             event_control: false
             smoke_pchronicle: false
-            install_zig: false
           - platform: Linux
             os: ubuntu-latest
             shard: pchronicle
@@ -146,7 +140,6 @@ jobs:
               persisting-pchronicle-cli
             event_control: false
             smoke_pchronicle: true
-            install_zig: false
           - platform: macOS
             os: macos-latest
             shard: capture
@@ -157,7 +150,6 @@ jobs:
               persisting-overlaynet
             event_control: false
             smoke_pchronicle: false
-            install_zig: false
           - platform: macOS
             os: macos-latest
             shard: pchronicle
@@ -166,14 +158,12 @@ jobs:
               persisting-pchronicle-cli
             event_control: false
             smoke_pchronicle: true
-            install_zig: false
     steps:
       - uses: actions/checkout@v4
 
       - name: Setup Build Environment
         uses: ./.github/actions/setup-build-env
         with:
-          install-zig: "${{ matrix.install_zig }}"
           components: ""
 
       - uses: Swatinem/rust-cache@v2
@@ -201,7 +191,6 @@ jobs:
       - name: Setup Build Environment
         uses: ./.github/actions/setup-build-env
         with:
-          install-zig: "false"
           components: ""
 
       - uses: Swatinem/rust-cache@v2
@@ -223,7 +212,6 @@ jobs:
         uses: ./.github/actions/setup-build-env
         with:
           install-dioxus: "true"
-          install-zig: "false"
           components: ""
 
       - uses: Swatinem/rust-cache@v2
@@ -238,32 +226,46 @@ jobs:
     name: pChronicle S3 Contract / MinIO
     runs-on: ubuntu-latest
     timeout-minutes: 30
+    env:
+      MINIO_VERSION: RELEASE.2025-07-23T15-54-02Z
+      MC_VERSION: RELEASE.2025-08-13T08-35-41Z
+      MINIO_GO_VERSION: "1.24.2"
     steps:
       - uses: actions/checkout@v4
 
       - name: Setup Build Environment
         uses: ./.github/actions/setup-build-env
         with:
-          install-zig: "false"
           components: ""
 
       - uses: Swatinem/rust-cache@v2
         with:
           shared-key: ci-pchronicle-s3
 
+      - name: Cache pinned MinIO tools
+        id: minio-tools
+        uses: actions/cache@v4
+        with:
+          path: ${{ runner.temp }}/minio-bin
+          key: minio-v1-${{ runner.os }}-${{ runner.arch }}-go${{ env.MINIO_GO_VERSION }}-${{ env.MINIO_VERSION }}-${{ env.MC_VERSION }}
+
       - uses: actions/setup-go@v5
+        if: steps.minio-tools.outputs.cache-hit != 'true'
         with:
-          go-version: "1.24.2"
+          go-version: ${{ env.MINIO_GO_VERSION }}
           cache: false
 
       # Upstream no longer distributes the public container images or binaries.
       - name: Build pinned MinIO tools from source
+        if: steps.minio-tools.outputs.cache-hit != 'true'
         env:
           GOBIN: ${{ runner.temp }}/minio-bin
         run: |
-          go install github.com/minio/minio@RELEASE.2025-07-23T15-54-02Z
-          go install github.com/minio/mc@RELEASE.2025-08-13T08-35-41Z
-          echo "$GOBIN" >> "$GITHUB_PATH"
+          go install "github.com/minio/minio@$MINIO_VERSION"
+          go install "github.com/minio/mc@$MC_VERSION"
+
+      - name: Add MinIO tools to PATH
+        run: echo "$RUNNER_TEMP/minio-bin" >> "$GITHUB_PATH"
 
       - name: Start pinned MinIO server
         env:
@@ -301,7 +303,7 @@ jobs:
 
       - name: Show MinIO logs after failure
         if: failure()
-        run: cat "$RUNNER_TEMP/minio.log"
+        run: test ! -f "$RUNNER_TEMP/minio.log" || cat "$RUNNER_TEMP/minio.log"
 
       - name: Stop MinIO
         if: always()
@@ -319,8 +321,8 @@ jobs:
       - name: Setup Build Environment
         uses: ./.github/actions/setup-build-env
         with:
+          install-rust: "false"
           install-nextest: "false"
-          install-zig: "false"
           components: ""
 
       - name: Sync Python deps
@@ -330,42 +332,28 @@ jobs:
         run: just test-py
 
   examples:
-    name: Examples / ${{ matrix.shard }}
+    name: Examples / pchronicle
     runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - shard: pchronicle
-            command: just examples-pchronicle
     steps:
       - uses: actions/checkout@v4
 
-      - name: Setup Python for examples
-        id: setup-python
-        uses: actions/setup-python@v5
-        with:
-          python-version: "3.12"
-
       - name: Setup Build Environment
         uses: ./.github/actions/setup-build-env
         with:
           install-nextest: "false"
-          install-zig: "false"
           components: ""
 
       - uses: Swatinem/rust-cache@v2
         with:
-          shared-key: ci-examples-${{ matrix.shard }}
+          shared-key: ci-examples-pchronicle
 
       - name: Install jq
         run: sudo apt-get update -qq && sudo apt-get install -y -qq jq
 
-      - name: Run ${{ matrix.shard }} examples
+      - name: Run pChronicle examples
         env:
-          WORK_ROOT: ${{ runner.temp }}/${{ matrix.shard }}-examples
-          PYTHON_BIN: ${{ steps.setup-python.outputs.python-path }}
-        run: ${{ matrix.command }}
+          WORK_ROOT: ${{ runner.temp }}/pchronicle-examples
+        run: just examples-pchronicle
 
   ci:
     name: CI

.github/workflows/docs.yml

@@ -13,7 +13,7 @@ permissions:
   contents: read
 
 concurrency:
-  group: pages
+  group: docs-${{ github.ref }}
   cancel-in-progress: true
 
 jobs:

.github/workflows/nightly.yml

@@ -64,6 +64,9 @@ jobs:
 
       - name: Setup Build Environment
         uses: ./.github/actions/setup-build-env
+        with:
+          install-nextest: "false"
+          components: ""
 
       - name: Install hyperfine
         uses: taiki-e/install-action@v2
@@ -73,6 +76,7 @@ jobs:
       - uses: Swatinem/rust-cache@v2
         with:
           shared-key: pchronicle-benchmark
+          workspaces: . -> target/pchronicle-benchmark-ci
 
       - name: Run and render benchmark
         run: |

.github/workflows/pchronicle-benchmark.yml

@@ -30,7 +30,6 @@ jobs:
         uses: ./.github/actions/setup-build-env
         with:
           install-nextest: "false"
-          install-zig: "false"
 
       - name: Install hyperfine
         uses: taiki-e/install-action@v2
@@ -40,6 +39,7 @@ jobs:
       - uses: Swatinem/rust-cache@v2
         with:
           shared-key: pchronicle-benchmark
+          workspaces: . -> target/pchronicle-benchmark-ci
 
       - name: Resolve main baseline
         id: baseline
@@ -71,11 +71,13 @@ jobs:
         run: |
           set -euo pipefail
           baseline_repo="${{ steps.baseline.outputs.repo }}"
+          # Run revisions sequentially; reuse dependencies and copy each report
+          # before the next run replaces the Criterion output in the shared target.
           mkdir -p "${RUNNER_TEMP}/pchronicle-benchmark/main"
           python3 "$baseline_repo/benchmark/pchronicle/bench.py" run \
             --repo "$baseline_repo" \
             --suite smoke \
-            --target-dir "${GITHUB_WORKSPACE}/target/pchronicle-benchmark-ci-main" \
+            --target-dir "${GITHUB_WORKSPACE}/target/pchronicle-benchmark-ci" \
             --output "${RUNNER_TEMP}/pchronicle-benchmark/main"
 
       - name: Benchmark candidate
@@ -86,7 +88,7 @@ jobs:
           python3 benchmark/pchronicle/bench.py run \
             --repo . \
             --suite smoke \
-            --target-dir "${GITHUB_WORKSPACE}/target/pchronicle-benchmark-ci-candidate" \
+            --target-dir "${GITHUB_WORKSPACE}/target/pchronicle-benchmark-ci" \
             --output "${RUNNER_TEMP}/pchronicle-benchmark/candidate"
 
       - name: Upload benchmark data

.github/workflows/wheel.yml

@@ -32,8 +32,14 @@ jobs:
         with:
           python-version: "3.12"
           install-dioxus: "true"
+          install-nextest: "false"
+          components: ""
 
       - uses: Swatinem/rust-cache@v2
+        with:
+          workspaces: |
+            . -> target
+            pchronicle-web -> target
 
       - name: Build pChronicle Web assets
         run: just chronicle-web-build