fix(ci): handle empty args in zpmod installer

Author: ss-o

public/checksum.txt

@@ -1,4 +1,4 @@
-5d8fdd881b84548f38c1d5ffc6d5f46a18919d8dd6c1398d69abe055dd76ef98 public/sh/install_zpmod.sh
+348b78e992d28ecebd23940d06944629ef7f8f9d93c17ef3469cd6eebd288451 public/sh/install_zpmod.sh
 7408a1045f330a6e73bda55c6c7b48be7873a4e7f1fb00d7db989827cc9224a9 public/sh/install.sh
 f8519bf7e3e42ad67cc9cff6d82a8367641611fc687b2f6793e26bd55dbbb553 public/sh/sync-init.sh
 98f54a779985719e390b3e4559b7b0ac22101caac91d0569d41cd9229a05c6de public/zsh/init.zsh

public/sh/install_zpmod.sh

@@ -124,10 +124,20 @@ MAIN() {
   col_info2=""
   col_rst=""
 
-  setup_environment "$@"
-  setup_zpmod_repository "$@"
-  build_zpmod_module "$@"
+  if [ "$#" -gt 0 ]; then
+    setup_environment "$@"
+    setup_zpmod_repository "$@"
+    build_zpmod_module "$@"
+  else
+    setup_environment
+    setup_zpmod_repository
+    build_zpmod_module
+  fi
   exit 0
 }
 
-MAIN "${@}"
+if [ "$#" -gt 0 ]; then
+  MAIN "$@"
+else
+  MAIN
+fi