Migrate to version 2 of nodes.json and start adding tests

server/types/logger.ts

@@ -0,0 +1,12 @@
+export interface TaggedLogger {
+    debug(...args: any[]): void;
+    info(...args: any[]): void;
+    warn(...args: any[]): void;
+    error(...args: any[]): void;
+    profile(...args: any[]): void;
+}
+
+export interface Logger {
+    init(): void;
+    tag(...tags: string[]): TaggedLogger;
+}