diff --git a/apps/client/calchat.apk b/apps/client/calchat.apk
new file mode 100644
index 0000000..f4fb1c1
Binary files /dev/null and b/apps/client/calchat.apk differ
diff --git a/packages/shared/package.json b/packages/shared/package.json
index 18c1bef..42c5543 100644
--- a/packages/shared/package.json
+++ b/packages/shared/package.json
@@ -9,7 +9,8 @@
     "./*": "./dist/*"
   },
   "scripts": {
-    "build": "tsc"
+    "build": "tsc",
+    "prepare": "tsc"
   },
   "dependencies": {
     "rrule": "^2.8.1"