Setup a workflow for building release binary

.github/workflows/build_release.yml

@@ -0,0 +1,50 @@
+name: Build release binary
+
+on:
+  release:
+    types:
+      - released
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    container:
+      image: archlinux:base-devel
+      env:
+        APP: aur-check-updates
+        VERSION: ${{ github.event.release.tag_name }}
+        CARCH: x86_64
+        RUSTUP_TOOLCHAIN: stable
+        CARGO_TERM_COLOR: always
+        UPLOAD_URL: ${{ github.event.release.upload_url }}
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Prepare
+        run: |
+          DEPS=('rust' 'mold')
+          pacman -Syu --needed --noconfirm --color always "${DEPS[@]}"
+          mkdir ".cargo"
+          cp -pv ".github/workflows/config.toml" -t ".cargo"
+          cargo fetch -v --locked --target "${CARCH}-unknown-linux-gnu"
+
+      - name: Run tests
+        run: cargo test -v --frozen
+
+      - name: Build
+        run: cargo build -v --frozen --release
+
+      - name: Upload archive
+        run: |
+          ARCHIVE="${APP}-${VERSION}-${CARCH}.tar.xz"
+          tar -cvJf "${ARCHIVE}" -C "target/release" "${APP}"
+          curl -L \
+            -X POST \
+            -H "Accept: application/vnd.github+json" \
+            -H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}"\
+            -H "X-GitHub-Api-Version: 2022-11-28" \
+            -H "Content-Type: application/octet-stream" \
+            --fail-with-body --connect-timeout 10 --retry 3 \
+            --data-binary "@${ARCHIVE}" \
+            "${UPLOAD_URL%'{'*}?name=${ARCHIVE}"

.github/workflows/config.toml

@@ -0,0 +1,14 @@
+[registries.crates-io]
+protocol = "sparse"
+
+[profile.release]
+opt-level = 2
+strip = true
+lto = true
+codegen-units = 1
+
+[target.x86_64-unknown-linux-gnu]
+rustflags = [
+    "-C", "target-cpu=generic",
+    "-C", "link-arg=-fuse-ld=mold",
+]