feature: add release workflow (#658)

Author: ricochet

.github/workflows/release.yaml

@@ -0,0 +1,43 @@
+name: WASI release
+
+on:
+  workflow_dispatch:
+    inputs:
+      wasi_version:
+        description: 'WASI version (without the v)'
+        required: true
+        default: '0.2.5'
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0  # Needed for PRs and full history
+      - name: Install cargo-binstall
+        uses: cargo-bins/cargo-binstall@v1.12.5
+      - name: Install wit-bindgen
+        shell: bash
+        run: cargo binstall -y wit-bindgen-cli wit-deps-cli
+
+
+      - name: Run WASI deps script
+        run: ./scripts/wasi-deps.sh "${{ github.event.inputs.wasi_version }}"
+
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v7
+        with:
+          commit-message: "Release WASI v${{ github.event.inputs.wasi_version }}"
+          branch: release-v${{ github.event.inputs.wasi_version }}
+          title: "Release WASI v${{ github.event.inputs.wasi_version }}"
+          body: |
+            Release v${{ inputs.wasi_version }}.
+          base: main
+          delete-branch: true
+

scripts/wasi-deps.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+set -e
+
+# Sanitize VERSION: remove leading "v" if present
+RAW_VERSION="$1"
+VERSION="${RAW_VERSION#v}"
+
+# Check that VERSION matches semver (e.g., 1.2.3)
+if ! [[ "$VERSION" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
+  echo "Error: VERSION must be in semver format (e.g., 1.2.3 or v1.2.3)"
+  exit 1
+fi
+
+echo "io = \"https://github.com/WebAssembly/wasi-io/archive/v${VERSION}.tar.gz\"
+random = \"https://github.com/WebAssembly/wasi-random/archive/v${VERSION}.tar.gz\"
+clocks = \"https://github.com/WebAssembly/wasi-clocks/archive/v${VERSION}.tar.gz\"
+filesystem = \"https://github.com/WebAssembly/wasi-filesystem/archive/v${VERSION}.tar.gz\"
+sockets = \"https://github.com/WebAssembly/wasi-sockets/archive/v${VERSION}.tar.gz\"
+cli = \"https://github.com/WebAssembly/wasi-cli/archive/v${VERSION}.tar.gz\"
+http = \"https://github.com/WebAssembly/wasi-http/archive/v${VERSION}.tar.gz\"" > deps.toml
+
+wit-deps -d wasip2 -m deps.toml -l deps.lock
+rm deps.toml
+rm deps.lock
+
+# Update wasip2/README.md with the new version
+if [ -f wasip2/README.md ]; then
+    echo "Updating wasip2/README.md with version ${VERSION}"
+  sed -i.bak -E "s/[0-9]+\.[0-9]+\.[0-9]+/${VERSION}/g" wasip2/README.md
+  rm wasip2/README.md.bak
+fi