Initial skeleton: React/TS frontend + Go backend structure

client/src/utils/crdt.ts

@@ -0,0 +1,37 @@
+import * as Y from 'yjs'
+
+let doc: Y.Doc | null = null
+let provider: any | null = null
+
+export const initCRDT = (roomName: string, signalingUrl: string) => {
+  doc = new Y.Doc()
+  
+  provider = new (require('y-webrtc').WebrtcProvider)(
+    roomName,
+    doc,
+    {
+      signaling: [signalingUrl],
+    }
+  )
+
+  provider.on('status', (status: string) => {
+    console.log('[CRDT] Status:', status)
+  })
+
+  return doc
+}
+
+export const getCRDTDoc = (): Y.Doc | null => {
+  return doc
+}
+
+export const getCRDTProvider = () => {
+  return provider
+}
+
+export const destroyCRDT = () => {
+  provider?.destroy()
+  doc?.destroy()
+  doc = null
+  provider = null
+}