Add Replit configuration files

Author: siiddhantt

.replit

@@ -0,0 +1,7 @@
+[deployment]
+run = ["python", "main.py"]
+deploymentTarget = "cloudrun"
+
+[[ports]]
+localPort = 8000
+externalPort = 80

main.sh

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+#!/bin/bash
+python main.py

replit.nix

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+{ pkgs }: {
+  deps = [
+    pkgs.python311
+    pkgs.python311Packages.pip
+    pkgs.python311Packages.setuptools
+  ];
+}