works enough for now

main.py

@@ -0,0 +1,33 @@
+import argparse
+from compiler import (
+    load_services,
+    load_globals,
+    build_nat_rules,
+    build_firewall_rules,
+    build_dns,
+    render_nat,
+)
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("command", choices=["plan", "render"])
+    args = parser.parse_args()
+
+    services = load_services("config/services.yml")
+    globals_config = load_globals("config/globals.yml")
+
+    nat_rules = build_nat_rules(services, globals_config)
+    fw_rules = build_firewall_rules(services, globals_config)
+    dns_entries = build_dns(services, globals_config)
+
+    if args.command == "plan":
+        print("Services:", len(services))
+        print("NAT rules:", len(nat_rules))
+        print("Firewall rules:", len(fw_rules))
+        print("DNS entries:", len(dns_entries))
+
+    elif args.command == "render":
+        print(render_nat(nat_rules))
+
+if __name__ == "__main__":
+    main()