implemented frontend including separate message system; started to implement backend

yjs-poll/node_modules/lib0/deno.json

@@ -0,0 +1,12 @@
+{
+  "imports": {
+    "isomorphic.js": "./node_modules/isomorphic.js/node.mjs",
+    "lib0/logging": "./logging.node.js",
+    "lib0/performance": "./performance.node.js",
+    "lib0/crypto/aes-gcm": "./crypto/aes-gcm.js",
+    "lib0/crypto/rsa-oaep": "./crypto/rsa-oaep.js",
+    "lib0/crypto/ecdsa": "./crypto/ecdsa.js",
+    "lib0/crypto/jwt": "./crypto/jwt.js",
+    "lib0/webcrypto": "./webcrypto.deno.js"
+  }
+}