build(deps): bump the rust-dependencies group across 5 directories with 16 updates

.github/dependabot.yml

@@ -7,95 +7,36 @@
 
 version: 2
 updates:
+  # All Rust/Cargo directories are grouped into a single entry so that
+  # when a dependency is updated, Dependabot creates ONE PR that bumps it
+  # across the root workspace AND every binding, preventing version skew.
   - package-ecosystem: "cargo"
-    directory: "/" # Location of package manifests
+    directories:
+      - "/"
+      - "/bindings/ffi"
+      - "/bindings/java"
+      - "/bindings/python"
+      - "/bindings/ruby"
+      - "/bindings/wasm"
     schedule:
       interval: "weekly"
+    commit-message:
+      prefix: "build(deps)"
     groups:
-      per-dependency:
+      rust-dependencies:
         patterns:
           - "*"
     # Ignore vendored mimalloc crates; updates are managed manually.
     ignore:
       - dependency-name: "regorus-mimalloc"
       - dependency-name: "regorus-mimalloc-sys"
 
-  - package-ecosystem: "cargo"
-    directory: "/bindings/ffi"
-    schedule:
-      interval: "weekly"
-    groups:
-      per-dependency:
-        patterns:
-          - "*"
-
-  - package-ecosystem: "cargo"
-    directory: "/bindings/java"
-    schedule:
-      interval: "weekly"
-    groups:
-      per-dependency:
-        patterns:
-          - "*"
-
-  - package-ecosystem: "cargo"
-    directory: "/bindings/python"
-    schedule:
-      interval: "weekly"
-    groups:
-      per-dependency:
-        patterns:
-          - "*"
-
-  - package-ecosystem: "cargo"
-    directory: "/bindings/ruby"
-    schedule:
-      interval: "weekly"
-    groups:
-      per-dependency:
-        patterns:
-          - "*"
-
-  - package-ecosystem: "cargo"
-    directory: "/bindings/ruby/ext/regorusrb"
-    schedule:
-      interval: "weekly"
-    groups:
-      per-dependency:
-        patterns:
-          - "*"
-
-  - package-ecosystem: "cargo"
-    directory: "/bindings/wasm"
-    schedule:
-      interval: "weekly"
-    groups:
-      per-dependency:
-        patterns:
-          - "*"
-
-  - package-ecosystem: "cargo"
-    directory: "/tests/ensure_no_std"
-    schedule:
-      interval: "weekly"
-    groups:
-      per-dependency:
-        patterns:
-          - "*"
-
-  - package-ecosystem: "cargo"
-    directory: "/xtask"
-    schedule:
-      interval: "weekly"
-    groups:
-      per-dependency:
-        patterns:
-          - "*"
-
   - package-ecosystem: "gomod"
     directory: "/bindings/go"
     schedule:
       interval: "weekly"
+    commit-message:
+      prefix: "build(deps)"
     groups:
       per-dependency:
         patterns:
@@ -105,6 +46,8 @@ updates:
     directory: "/bindings/java"
     schedule:
       interval: "weekly"
+    commit-message:
+      prefix: "build(deps)"
     groups:
       per-dependency:
         patterns:
@@ -114,6 +57,8 @@ updates:
     directory: "/bindings/csharp"
     schedule:
       interval: "weekly"
+    commit-message:
+      prefix: "build(deps)"
     groups:
       per-dependency:
         patterns:
@@ -123,6 +68,8 @@ updates:
     directory: "/bindings/python"
     schedule:
       interval: "weekly"
+    commit-message:
+      prefix: "build(deps)"
     groups:
       per-dependency:
         patterns:
@@ -132,6 +79,8 @@ updates:
     directory: "/bindings/ruby"
     schedule:
       interval: "weekly"
+    commit-message:
+      prefix: "build(deps)"
     groups:
       per-dependency:
         patterns:
@@ -141,7 +90,9 @@ updates:
     directory: "/"
     schedule:
       interval: "weekly"
+    commit-message:
+      prefix: "ci(deps)"
     groups:
-      per-dependency:
+      github-actions:
         patterns:
           - "*"

.github/workflows/dependabot-refresh-cargo-lockfiles.yml

@@ -0,0 +1,107 @@
+# Copyright (c) Microsoft Corporation. All rights reserved.
+#
+name: dependabot/refresh-cargo-lockfiles
+
+on:
+  pull_request_target:
+    types: [opened, synchronize, reopened]
+    branches: ["main"]
+
+permissions:
+  contents: write
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  refresh-cargo-lockfiles:
+    if: >-
+      github.actor == 'dependabot[bot]' &&
+      github.event.pull_request.head.repo.full_name == github.repository
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      with:
+        repository: ${{ github.event.pull_request.head.repo.full_name }}
+        ref: ${{ github.event.pull_request.head.ref }}
+        fetch-depth: 0
+
+    - name: Setup Rust toolchain
+      run: |
+        rustup override set 1.92.0
+        cargo --version
+        rustc --version
+
+    - name: Refresh affected Cargo lockfiles
+      shell: bash
+      run: |
+        set -euo pipefail
+
+        base_sha="${{ github.event.pull_request.base.sha }}"
+        head_sha="${{ github.event.pull_request.head.sha }}"
+
+        mapfile -t changed_files < <(git diff --name-only "$base_sha" "$head_sha" -- '**/Cargo.toml' '**/Cargo.lock')
+
+        if [ "${#changed_files[@]}" -eq 0 ]; then
+          echo "No Cargo manifest or lockfile changes detected."
+          exit 0
+        fi
+
+        declare -A manifests=()
+        for path in "${changed_files[@]}"; do
+          case "$path" in
+            bindings/ffi/*)
+              manifests["bindings/ffi/Cargo.toml"]=1
+              ;;
+            bindings/java/*)
+              manifests["bindings/java/Cargo.toml"]=1
+              ;;
+            bindings/python/*)
+              manifests["bindings/python/Cargo.toml"]=1
+              ;;
+            bindings/ruby/*)
+              manifests["bindings/ruby/Cargo.toml"]=1
+              ;;
+            bindings/wasm/*)
+              manifests["bindings/wasm/Cargo.toml"]=1
+              ;;
+            *)
+              manifests["Cargo.toml"]=1
+              ;;
+          esac
+        done
+
+        for manifest in "${!manifests[@]}"; do
+          echo "Refreshing lockfile for $manifest"
+          cargo metadata --format-version 1 --all-features --manifest-path "$manifest" > /dev/null
+        done
+
+        if [[ -n "${manifests[Cargo.toml]+x}" ]]; then
+          echo "Refreshing lockfile for tests/ensure_no_std/Cargo.toml (thumbv7m-none-eabi)"
+          cargo metadata --format-version 1 \
+            --manifest-path tests/ensure_no_std/Cargo.toml \
+            --filter-platform thumbv7m-none-eabi > /dev/null
+        fi
+
+    - name: Commit lockfile refresh
+      shell: bash
+      run: |
+        set -euo pipefail
+
+        git add Cargo.lock \
+          bindings/ffi/Cargo.lock \
+          bindings/java/Cargo.lock \
+          bindings/python/Cargo.lock \
+          bindings/ruby/Cargo.lock \
+          bindings/wasm/Cargo.lock
+
+        if git diff --cached --quiet; then
+          echo "No Cargo lockfile changes required."
+          exit 0
+        fi
+
+        git config user.name "github-actions[bot]"
+        git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+        git commit -m "build(deps): refresh Cargo lockfiles"
+        git push

.github/workflows/feature-matrix.yml

@@ -0,0 +1,82 @@
+# Copyright (c) Microsoft Corporation. All rights reserved.
+#
+# Thorough weekly test of non-default feature combinations.
+# Catches regressions from dependency updates and feature-gating issues
+# that the fast PR CI checks (cargo check only) would miss at runtime.
+name: tests/feature-matrix
+
+on:
+  workflow_dispatch:
+  schedule:
+    # Run at 3:42 AM UTC every Saturday.
+    - cron: "42 3 * * 6"
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  feature-matrix:
+    name: ${{ matrix.name }}
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          # Bare minimum: validates that the core interpreter works
+          # without any builtins or optional subsystems.
+          - name: minimal (std + arc)
+            features: std,arc
+
+          # Common library usage pattern (issue #595): consumer enables
+          # std + arc + rvm and relies on indexmap/std propagation.
+          - name: library (std + arc + rvm)
+            features: std,arc,rvm
+
+          # New default after removing mimalloc from full-opa.
+          # Ensures all builtins compile without the allocator.
+          - name: full-opa (no mimalloc)
+            features: std,arc,full-opa
+
+          # Binding-style usage: full-opa with the vendored allocator.
+          # Mirrors how ffi/java/python/ruby bindings are built.
+          - name: full-opa + allocator
+            features: std,arc,full-opa,allocator-memory-limits
+
+          # Selective builtins without full-opa: validates that popular
+          # features can be cherry-picked independently.
+          - name: cherry-picked builtins
+            features: std,arc,rvm,regex,time,semver,cache
+
+          # Observability features only: coverage + cache without the
+          # heavier builtins (regex, time, etc.).
+          - name: observability
+            features: std,arc,rvm,coverage,cache
+
+          # Azure Policy adds jsonschema + dashmap; test it compiles
+          # and runs on top of full-opa.
+          - name: azure-policy
+            features: std,arc,full-opa,azure_policy
+
+          # Azure RBAC adds regex + time + net on top of full-opa.
+          - name: azure-rbac
+            features: std,arc,full-opa,azure-rbac
+
+          # no_std with the OPA-compatible feature set: exercises the
+          # spin_no_std codepath and absence of std-only dependencies.
+          - name: no_std
+            features: arc,opa-no-std
+
+    steps:
+    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+    - name: Setup Rust toolchain
+      uses: ./.github/actions/toolchains/rust
+    - name: Cache cargo
+      uses: Swatinem/rust-cache@779680da715d629ac1d338a641029a2f4372abb5 # v2.8.2
+      with:
+        shared-key: ${{ runner.os }}-regorus-features
+    - name: Fetch dependencies
+      run: cargo fetch --locked
+    - name: Build
+      run: cargo build --no-default-features --features "${{ matrix.features }}" --frozen
+    - name: Test
+      run: cargo test --no-default-features --features "${{ matrix.features }}" --frozen