add python file

web/api/index.py

@@ -0,0 +1,11 @@
+# example copied from https://vercel.com/docs/concepts/functions/serverless-functions/runtimes/python
+from http.server import BaseHTTPRequestHandler
+ 
+class handler(BaseHTTPRequestHandler):
+ 
+    def do_GET(self):
+        self.send_response(200)
+        self.send_header('Content-type','text/plain')
+        self.end_headers()
+        self.wfile.write('Hello, world!'.encode('utf-8'))
+        return