Go back to herokuish style deploy

.buildpacks

@@ -0,0 +1,2 @@
+https://github.com/heroku/heroku-buildpack-python
+https://github.com/dokku/heroku-buildpack-nginx

runtime.txt

@@ -0,0 +1 @@
+python-3.9.18

server.py

@@ -0,0 +1,52 @@
+#! /usr/bin/env python
+import posixpath
+import argparse
+import urllib
+import os
+
+from http.server import SimpleHTTPRequestHandler
+from http.server import HTTPServer
+
+
+class RootedHTTPServer(HTTPServer):
+
+    def __init__(self, base_path, *args, **kwargs):
+        HTTPServer.__init__(self, *args, **kwargs)
+        self.RequestHandlerClass.base_path = base_path
+
+
+class RootedHTTPRequestHandler(SimpleHTTPRequestHandler):
+
+    def translate_path(self, path):
+        url_path = urllib.parse.urlparse(path).path
+        path = posixpath.normpath(urllib.parse.unquote(url_path))
+        words = [w for w in path.split('/') if w]
+        path = self.base_path
+        for word in words:
+            drive, word = os.path.splitdrive(word)
+            head, word = os.path.split(word)
+            if word in (os.curdir, os.pardir):
+                continue
+            path = os.path.join(path, word)
+        return path
+
+
+def main(HandlerClass=RootedHTTPRequestHandler, ServerClass=RootedHTTPServer):
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--port', '-p',
+                        default=os.getenv('PORT', 5000),
+                        type=int)
+    parser.add_argument('--dir', '-d', default=os.getcwd(), type=str)
+    args = parser.parse_args()
+
+    server_address = ('', args.port)
+
+    httpd = ServerClass(args.dir, server_address, HandlerClass)
+
+    sa = httpd.socket.getsockname()
+    print("Serving HTTP on", sa[0], "port", sa[1], "...")
+    httpd.serve_forever()
+
+
+if __name__ == '__main__':
+    main()