solving lots of production issues

build.py

@@ -0,0 +1,7 @@
+import os
+import subprocess
+
+if __name__ == "__main__":
+    # When building the backend, make sure the frontend is built first
+    subprocess.run(['yarn', 'install'], check=True)
+    subprocess.run(['yarn', 'build', '--dist-dir', 'yacv_server/frontend'], check=True)