action for releasing example binary

.github/scripts/package.sh

@@ -0,0 +1,43 @@
+#!/usr/bin/env bash
+set -eu
+
+# Slightly tweaked from https://github.com/EmbarkStudios/cargo-about/blob/main/.github/workflows/rust-ci.yml (MIT LICENSE)
+# When run in a container, the ownership will be messed up, so mark the
+# checkout dir as safe regardless of our env
+git config --global --add safe.directory "$GITHUB_WORKSPACE"
+
+# Normally we'll only do this on tags, but add --always to fallback to the revision
+# if we're iterating or the like
+tag=$(git describe --tags --abbrev=0 --always)
+
+if [[ ${tag:0:1} != "v" ]]; then
+  tag="nightly"
+fi
+
+release_name="$NAME-$tag-$TARGET"
+release_zip="${release_name}.zip"
+release_tar="${release_name}.tar.gz"
+
+mkdir "$release_name"
+
+if [[ "$TARGET" =~ windows ]]; then
+    bin="$NAME.exe"
+    cp "examples/target/$TARGET/release-action/$bin" "$release_name/"
+    cp README.md LICENSE "$release_name/"
+    7z a -tzip "$release_zip" "$release_name"
+else
+    bin="$NAME"
+    cp "examples/target/$TARGET/release-action/$bin" "$release_name/"
+    cp README.md LICENSE "$release_name/"
+    tar czf "$release_tar" "$release_name"
+fi
+
+rm -r "$release_name"
+
+# Windows environments in github actions don't have the gnu coreutils installed,
+# which includes the shasum exe, so we just use powershell instead
+if [[ "$TARGET" =~ windows ]]; then
+    echo "(Get-FileHash \"${release_zip}\" -Algorithm SHA256).Hash | Out-File -Encoding ASCII -NoNewline \"${release_zip}.sha256\"" | pwsh -c -
+else
+    echo -n "$(shasum -ba 256 "${release_tar}" | cut -d " " -f 1)" > "${release_tar}.sha256"
+fi

.github/workflows/release.yml

@@ -0,0 +1,48 @@
+name: Release Example Binary
+
+permissions:
+  contents: write
+
+on:
+  push:
+    tags:
+      - v[0-9]+.*
+
+jobs:
+  upload-release:
+    strategy:
+      matrix:
+        info:
+          - os: "macOS-latest"
+            target: "x86_64-apple-darwin"
+          - os: "macOS-latest"
+            target: "aarch64-apple-darwin"
+          - os: "windows-latest"
+            target: "x86_64-pc-windows-msvc"
+          - os: "ubuntu-latest"
+            target: "x86_64-unknown-linux-gnu"
+    runs-on: ${{ matrix.info.os }}
+    steps:
+      - name: Setup Stable Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: ${{ matrix.info.target }}
+          components: clippy, rustfmt
+
+      - name: Build Example
+        run: cd examples && cargo build --release  --target ${{ matrix.info.target }}
+
+      - name: Package Example
+        shell: bash
+        env:
+          NAME: unifiedlog_iterator
+          TARGET: ${{ matrix.info.target }}
+        run: .github/scripts/package.sh
+
+      - name: Release
+        uses: softprops/action-gh-release@v2
+        with:
+          files: "unifiedlog_iterator*"
+          name: "${{ vars.GITHUB_REF_NAME }} - Released!"
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}