Initial import

.github/dependabot.yml

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+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+  - package-ecosystem: "cargo"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    # Not yet supported. See <https://github.com/dependabot/dependabot-core/issues/4009>.
+    # versioning-strategy: "increase-if-necessary"
+    ignore:
+      - dependency-name: "tokio"
+        update-types: ["version-update:semver-minor", "version-update:semver-patch"]
+      - dependency-name: "*"
+        update-types: ["version-update:semver-patch"]

.github/workflows/ci.yml

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+name: test suite
+on:
+  push:
+    branches-ignore:
+        - "gh-readonly-queue/**"
+  pull_request:
+  merge_group:
+
+jobs:
+  test:
+    name: cargo test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@master # avoid the tag here to prevent dependabot from updating it
+        with:
+          toolchain: "1.78"
+      - run: cargo test --all-targets --all-features
+
+  fmt:
+    name: cargo fmt
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@master # avoid the tag here to prevent dependabot from updating it
+        with:
+          toolchain: "1.78"
+          components: rustfmt
+      - run: cargo fmt --all --check
+
+  clippy:
+    name: cargo clippy
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@master # avoid the tag here to prevent dependabot from updating it
+        with:
+          toolchain: "1.78"
+          components: clippy
+      - run: cargo clippy --all-targets -- -D warnings
+
+  minimal-dependencies:
+    name: minimal direct dependencies
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@master # avoid the tag here to prevent dependabot from updating it
+        with:
+          toolchain: "nightly-2024-05-05"
+          components: clippy
+      - run: rm Cargo.lock
+      - run: cargo check -Z direct-minimal-versions
+
+  allgreen:
+    if: always()
+    needs:
+      - test
+      - fmt
+      - clippy
+      - minimal-dependencies
+    runs-on: Ubuntu-latest
+    steps:
+      - name: Decide whether the needed jobs succeeded or failed
+        uses: re-actors/alls-green@release/v1
+        with:
+          jobs: ${{ toJSON(needs) }}

.gitignore

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+/target