@@ -0,0 +1,25 @@
+# Runs build related jobs.
+
+name: build
+
+on:
+  push:
+    branches: [main, next]
+  pull_request:
+    types: [opened, reopened, synchronize]
+
+jobs:
+  no-std:
+    name: Build for no-std
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        toolchain: [stable, nightly]
+    steps:
+      - uses: actions/checkout@main
+      - name: Build for no-std
+        run: |
+          rustup update --no-self-update ${{ matrix.toolchain }}
+          rustup target add wasm32-unknown-unknown
+          make build-no-std

@@ -0,0 +1,23 @@
+# Runs changelog related jobs.
+# CI job heavily inspired by: https://github.com/tarides/changelog-check-action
+
+name: changelog
+
+on:
+  pull_request:
+    types: [opened, reopened, synchronize, labeled, unlabeled]
+
+jobs:
+  changelog:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@main
+        with:
+          fetch-depth: 0
+      - name: Check for changes in changelog
+        env:
+          BASE_REF: ${{ github.event.pull_request.base.ref }}
+          NO_CHANGELOG_LABEL: ${{ contains(github.event.pull_request.labels.*.name, 'no changelog') }}
+        run: ./scripts/check-changelog.sh "${{ inputs.changelog }}"
+        shell: bash

@@ -1,31 +0,0 @@
-# Runs documentation related jobs.
-
-name: doc
-
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-    types: [opened, reopened, synchronize]
-
-jobs:
-  docs:
-    name: Verify the docs on ${{matrix.toolchain}}
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        toolchain: [stable]
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          submodules: recursive
-      - name: Install rust
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: ${{matrix.toolchain}}
-          override: true
-      - uses: davidB/rust-cargo-make@v1
-      - name: cargo make - doc
-        run: cargo make doc

@@ -4,63 +4,50 @@ name: lint
 
 on:
   push:
-    branches:
-      - main
+    branches: [main, next]
   pull_request:
     types: [opened, reopened, synchronize]
 
 jobs:
-  version:
-    name: check rust version consistency
+  clippy:
+    name: clippy nightly on ubuntu-latest
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-        with:
-          profile: minimal
-          override: true
-      - name: check rust versions
-        run: ./scripts/check-rust-version.sh
+      - uses: actions/checkout@main
+      - name: Clippy
+        run: |
+          rustup update --no-self-update nightly
+          rustup +nightly component add clippy
+          make clippy
 
   rustfmt:
-    name: rustfmt ${{matrix.toolchain}} on ${{matrix.os}}
-    runs-on: ${{matrix.os}}-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        toolchain: [nightly]
-        os: [ubuntu]
+    name: rustfmt check nightly on ubuntu-latest
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - name: Install minimal Rust with rustfmt
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: ${{matrix.toolchain}}
-          components: rustfmt
-          override: true
-      - uses: davidB/rust-cargo-make@v1
-      - name: cargo make - format-check
-        run: cargo make format-check
+      - uses: actions/checkout@main
+      - name: Rustfmt
+        run: |
+          rustup update --no-self-update nightly
+          rustup +nightly component add rustfmt
+          make format-check
+
+  doc:
+    name: doc stable on ubuntu-latest
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@main
+      - name: Build docs
+        run: |
+          rustup update --no-self-update
+          make doc
 
-  clippy:
-    name: clippy ${{matrix.toolchain}} on ${{matrix.os}}
-    runs-on: ${{matrix.os}}-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        toolchain: [stable]
-        os: [ubuntu]
+  version:
+    name: check rust version consistency
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-        with:
-          submodules: recursive
-      - name: Install minimal Rust with clippy
-        uses: actions-rs/toolchain@v1
+      - uses: actions/checkout@main
         with:
           profile: minimal
-          toolchain: ${{matrix.toolchain}}
-          components: clippy
           override: true
-      - uses: davidB/rust-cargo-make@v1
-      - name: cargo make - clippy
-        run: cargo make clippy
+      - name: check rust versions
+        run: ./scripts/check-rust-version.sh

@@ -1,32 +0,0 @@
-# Runs no-std related jobs.
-
-name: no-std
-
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-    types: [opened, reopened, synchronize]
-
-jobs:
-  no-std:
-    name: build ${{matrix.toolchain}} no-std for wasm32-unknown-unknown
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        toolchain: [stable, nightly]
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          submodules: recursive
-      - name: Install rust
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: ${{matrix.toolchain}}
-          override: true
-      - run: rustup target add wasm32-unknown-unknown
-      - uses: davidB/rust-cargo-make@v1
-      - name: cargo make - build-no-std
-        run: cargo make build-no-std

@@ -1,34 +1,28 @@
-# Runs testing related jobs
+# Runs test related jobs.
 
 name: test
 
 on:
   push:
-    branches:
-      - main
+    branches: [main, next]
   pull_request:
     types: [opened, reopened, synchronize]
 
 jobs:
   test:
-    name: test ${{matrix.toolchain}} on ${{matrix.os}} with ${{matrix.features}}
+    name: test ${{matrix.toolchain}} on ${{matrix.os}} with ${{matrix.args}}
     runs-on: ${{matrix.os}}-latest
     strategy:
       fail-fast: false
       matrix:
         toolchain: [stable, nightly]
         os: [ubuntu]
-        features: ["test", "test-no-default-features"]
+        args: [default, no-default]
     timeout-minutes: 30
     steps:
-      - uses: actions/checkout@v4
-        with:
-          submodules: recursive
-      - name: Install rust
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: ${{matrix.toolchain}}
-          override: true
-      - uses: davidB/rust-cargo-make@v1
-      - name: cargo make - test
-        run: cargo make ${{matrix.features}}
+      - uses: actions/checkout@main
+      - uses: taiki-e/install-action@nextest
+      - name: Perform tests
+        run: |
+          rustup update --no-self-update ${{matrix.toolchain}}
+          make test-${{matrix.args}}

@@ -2,8 +2,9 @@ # Miden Crypto
 
 [![LICENSE](https://img.shields.io/badge/license-MIT-blue.svg)](https://github.com/0xPolygonMiden/crypto/blob/main/LICENSE)
 [![test](https://github.com/0xPolygonMiden/crypto/actions/workflows/test.yml/badge.svg)](https://github.com/0xPolygonMiden/crypto/actions/workflows/test.yml)
-[![no-std](https://github.com/0xPolygonMiden/crypto/actions/workflows/no-std.yml/badge.svg)](https://github.com/0xPolygonMiden/crypto/actions/workflows/no-std.yml)
-[![RUST_VERSION](https://img.shields.io/badge/rustc-1.80+-lightgray.svg)]()
+[![build](https://github.com/0xPolygonMiden/crypto/actions/workflows/build.yml/badge.svg)](https://github.com/0xPolygonMiden/crypto/actions/workflows/build.yml)
+[![RUST_VERSION](https://img.shields.io/badge/rustc-1.80+-lightgray.svg)](https://www.rust-lang.org/tools/install)
+[![GitHub Release](https://img.shields.io/github/release/0xPolygonMiden/miden-crypto)](https://github.com/0xPolygonMiden/miden-crypto/releases/)
 [![CRATE](https://img.shields.io/crates/v/miden-crypto)](https://crates.io/crates/miden-crypto)
 
 This crate contains cryptographic primitives used in Polygon Miden.

@@ -0,0 +1,21 @@
+#!/bin/bash
+set -uo pipefail
+
+CHANGELOG_FILE="${1:-CHANGELOG.md}"
+
+if [ "${NO_CHANGELOG_LABEL}" = "true" ]; then
+    # 'no changelog' set, so finish successfully
+    echo "\"no changelog\" label has been set"
+    exit 0
+else
+    # a changelog check is required
+    # fail if the diff is empty
+    if git diff --exit-code "origin/${BASE_REF}" -- "${CHANGELOG_FILE}"; then
+        >&2 echo "Changes should come with an entry in the \"CHANGELOG.md\" file. This behavior
+can be overridden by using the \"no changelog\" label, which is used for changes
+that are trivial / explicitely stated not to require a changelog entry."
+        exit 1
+    fi
+
+    echo "The \"CHANGELOG.md\" file has been updated."
+fi