Re-add the script to publish Cranelift, which was lost in the migration

scripts/publish-wasmtime.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+set -euo pipefail
+
+# This is a convenience script for maintainers publishing a new version of
+# Wasmtime to crates.io. To use, first bump the Wasmtime versions with
+# `scripts/bump-wasmtime-version.sh` and Cranelift versions with
+# `scripts/bump-cranelift-version.sh`, then run this script, and run the
+# commands that it prints.
+
+topdir=$(dirname "$0")/..
+cd "$topdir"
+
+# Publishing Wasmtime requires publishing any local Cranelift changes.
+./publish-cranelift.sh
+
+# Commands needed to publish.
+#
+# Note that libraries need to be published in topological order.
+
+for cargo_toml in \
+    crates/wasi-common/winx/Cargo.toml \
+    crates/wasi-common/yanix/Cargo.toml \
+    crates/wasi-common/wig/Cargo.toml \
+    crates/wasi-common/Cargo.toml \
+    crates/lightbeam/Cargo.toml \
+    crates/profiling/Cargo.toml \
+    crates/environ/Cargo.toml \
+    crates/obj/Cargo.toml \
+    crates/runtime/Cargo.toml \
+    crates/debug/Cargo.toml \
+    crates/jit/Cargo.toml \
+    crates/api/Cargo.toml \
+    crates/wasi/Cargo.toml \
+    crates/wast/Cargo.toml \
+    crates/misc/py/Cargo.toml \
+    crates/misc/rust/macro/Cargo.toml \
+    crates/misc/rust/Cargo.toml \
+; do
+    version=""
+    case $cargo_toml in
+        crates/lightbeam/Cargo.toml) version=" +nightly" ;;
+        crates/misc/py/Cargo.toml) version=" +nightly" ;;
+    esac
+
+    echo cargo$version publish --manifest-path "$cargo_toml"
+
+    # Sleep for a few seconds to allow the server to update the index.
+    # https://internals.rust-lang.org/t/changes-to-how-crates-io-handles-index-updates/9608
+    echo sleep 10
+done
+
+echo echo git tag v$(grep "version =" Cargo.toml | head -n 1 | cut -d '"' -f 2)