Add CI job

.github/workflows/ci.yml

@@ -0,0 +1,66 @@
+name: Continuous Integration
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches:
+      - "**"
+  workflow_dispatch:
+    branches:
+      - "**"
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+env:
+    CARGO_TERM_COLOR: always
+
+jobs:
+  test:
+    name: Test Suite
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    if: "! contains(toJSON(github.event.commits.*.message), '[skip-ci]')"
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Install stable toolchain
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Set up rust cache
+        uses: Swatinem/rust-cache@v2
+        with:
+            cache-on-failure: true
+
+      - name: Run cargo test
+        run: cargo test --workspace
+        env:
+          RUSTFLAGS: -Cdebug-assertions -Coverflow-checks=y -Cdebuginfo=0
+
+  lints:
+    name: Formatting and Clippy
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    if: "! contains(toJSON(github.event.commits.*.message), '[skip-ci]')"
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Install nightly toolchain
+        uses: dtolnay/rust-toolchain@nightly
+        with:
+          components: rustfmt, clippy
+
+      - name: Set up rust cache
+        uses: Swatinem/rust-cache@v2
+        with:
+          cache-on-failure: true
+
+      - name: Run cargo fmt
+        run: cargo fmt --all --check
+
+      - name: Run cargo clippy
+        run: cargo clippy --all-features --all-targets -- -D warnings -A incomplete-features

src/lib.rs

@@ -11,7 +11,6 @@
 //! hash of the node it replaces.
 
 #![allow(incomplete_features)]
-#![feature(return_position_impl_trait_in_trait)]
 
 pub mod nibbles;
 pub mod partial_trie;