routie dev init since i didn't adhere to any proper guidance up until now

frontend/node_modules/@bufbuild/protobuf/dist/cjs/is-message.d.ts

@@ -0,0 +1,7 @@
+import type { MessageShape } from "./types.js";
+import type { DescMessage } from "./descriptors.js";
+/**
+ * Determine whether the given `arg` is a message.
+ * If `desc` is set, determine whether `arg` is this specific message.
+ */
+export declare function isMessage<Desc extends DescMessage>(arg: unknown, schema?: Desc): arg is MessageShape<Desc>;