fix: create WORKSPACE.bzlmod to not overlap WORKSPACE and MODULE support

MODULE.bazel

@@ -26,3 +26,47 @@ register_toolchains("@esbuild_toolchains//:all")
 
 bazel_dep(name = "buildifier_prebuilt", version = "6.4.0", dev_dependency = True)
 bazel_dep(name = "stardoc", version = "0.6.2", dev_dependency = True, repo_name = "io_bazel_stardoc")
+
+# Node versions for testing
+node_dev = use_extension(
+    "@rules_nodejs//nodejs:extensions.bzl",
+    "node",
+    dev_dependency = True,
+)
+use_repo(node_dev, "node18_linux_amd64")
+use_repo(node_dev, "node18_darwin_arm64")
+use_repo(node_dev, "node18_darwin_amd64")
+use_repo(node_dev, "node18_linux_arm64")
+use_repo(node_dev, "node18_linux_s390x")
+use_repo(node_dev, "node18_linux_ppc64le")
+use_repo(node_dev, "node18_windows_amd64")
+use_repo(node_dev, "node16_linux_amd64")
+use_repo(node_dev, "node16_darwin_arm64")
+use_repo(node_dev, "node16_darwin_amd64")
+use_repo(node_dev, "node16_linux_arm64")
+use_repo(node_dev, "node16_linux_s390x")
+use_repo(node_dev, "node16_linux_ppc64le")
+use_repo(node_dev, "node16_windows_amd64")
+node_dev.toolchain(node_version = "16.14.2")
+node_dev.toolchain(
+    name = "node16",
+    node_version = "16.9.0",
+)
+node_dev.toolchain(
+    name = "node18",
+    node_version = "18.14.2",
+)
+
+# Install additional packages to test esbuild plugins
+npm = use_extension(
+    "@aspect_rules_js//npm:extensions.bzl",
+    "npm",
+    dev_dependency = True,
+)
+npm.npm_translate_lock(
+    name = "esbuild_plugins",
+    npmrc = "//:.npmrc",
+    pnpm_lock = "//examples/plugins:pnpm-lock.yaml",
+    verify_node_modules_ignored = "//:.bazelignore",
+)
+use_repo(npm, "esbuild_plugins")