fix postional args and support --arg=value

migrate.sh

@@ -29,7 +29,13 @@ create_repo() {
 : ${GITEA_SERVER_PUSH_URL:=}
 
 ARGS=()
+pos_arg_flag=0
 while [[ $# -gt 0 ]]; do
+  if [ "${pos_arg_flag}" -eq "1" ]; then
+    ARGS+=("$1")
+    shift 1
+    continue
+  fi
   case "$1" in
   --url | -u)
     GITEA_SERVER_URL="$2"
@@ -52,12 +58,11 @@ while [[ $# -gt 0 ]]; do
     shift 2
     ;;
   --)
+    pos_arg_flag=1
     shift 1
-    break
     ;;
-  -*)
-    echo "unknown argument: $1" 1>&2
-    exit 1
+  --*=*)
+    set -- "$(cat - <<<"$1" | cut -d '=' -f1)" "$(cat - <<<"$1" | cut -d '=' -f2-)" "${@:3}"
     ;;
   *)
     ARGS+=("$1")