Create unstable releases using a single action

.github/workflows/fox32asm-unstable-linux.yml

@@ -0,0 +1,57 @@
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+
+name: fox32asm Unstable
+
+jobs:
+  fox32asm-unstable:
+    strategy:
+      matrix:
+        include:
+          - name: Windows x86_64
+            runner-os: windows-latest
+            artifact-name: fox32asm-windows-x86_64
+
+          - name: Linux x86_64
+            runner-os: ubuntu-latest
+            artifact-name: fox32asm-linux-x86_64
+
+    name: Build - ${{ matrix.name }}
+    runs-on: ${{ matrix.runner-os }}
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Install ZIP
+        if: matrix.runner-os == 'ubuntu-latest'
+        run: sudo apt-get install zip -y
+
+      - name: Install Just
+        uses: taiki-e/cache-cargo-install-action@v2
+        with:
+          tool: just
+
+      - name: Install Lune
+        uses: taiki-e/cache-cargo-install-action@v2
+        with:
+          tool: lune
+
+      - name: Build release
+        run: just build-release
+
+      - name: Export package
+        shell: bash
+        id: export
+        run: echo "zip=$(echo ./target/release/fox32asm-*.zip)" >> "$GITHUB_OUTPUT"
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.artifact-name }}
+          path: "${{ steps.export.outputs.zip }}"

README.md

@@ -4,7 +4,9 @@
 
 ## Getting Started
 
-Downloads are available on the [Releases page](https://github.com/fox32-arch/fox32asm/releases).
+Stable releases are available on the [Releases page](https://github.com/fox32-arch/fox32asm/releases).
+
+Prebuilt binaries of the latest commit are also available on the [GitHub Actions page](https://github.com/fox32-arch/fox32asm/actions).
 
 ### Usage