Allow create super user when start rag server. (#10634)

### What problem does this PR solve?

New options for rag server scripts to create the super admin user when
start server.

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

---------

Co-authored-by: Zhichang Yu <yuzhichang@gmail.com>
Co-authored-by: Jin Hai <haijin.chn@gmail.com>

docker/entrypoint.sh

@@ -13,6 +13,7 @@ function usage() {
     echo "  --disable-datasync              Disables synchronization of datasource workers."
     echo "  --enable-mcpserver              Enables the MCP server."
     echo "  --enable-adminserver            Enables the Admin server."
+    echo "  --init-superuser                Initializes the superuser."
     echo "  --consumer-no-beg=<num>         Start range for consumers (if using range-based)."
     echo "  --consumer-no-end=<num>         End range for consumers (if using range-based)."
     echo "  --workers=<num>                 Number of task executors to run (if range is not used)."
@@ -24,6 +25,7 @@ function usage() {
     echo "  $0 --disable-webserver --workers=2 --host-id=myhost123"
     echo "  $0 --enable-mcpserver"
     echo "  $0 --enable-adminserver"
+    echo "  $0 --init-superuser"
     exit 1
 }
 
@@ -32,6 +34,7 @@ ENABLE_TASKEXECUTOR=1  # Default to enable task executor
 ENABLE_DATASYNC=1
 ENABLE_MCP_SERVER=0
 ENABLE_ADMIN_SERVER=0 # Default close admin server
+INIT_SUPERUSER_ARGS="" # Default to not initialize superuser
 CONSUMER_NO_BEG=0
 CONSUMER_NO_END=0
 WORKERS=1
@@ -83,6 +86,10 @@ for arg in "$@"; do
       ENABLE_ADMIN_SERVER=1
       shift
       ;;
+    --init-superuser)
+      INIT_SUPERUSER_ARGS="--init-superuser"
+      shift
+      ;;
     --mcp-host=*)
       MCP_HOST="${arg#*=}"
       shift
@@ -240,7 +247,7 @@ if [[ "${ENABLE_WEBSERVER}" -eq 1 ]]; then
 
     echo "Starting ragflow_server..."
     while true; do
-        "$PY" api/ragflow_server.py &
+        "$PY" api/ragflow_server.py ${INIT_SUPERUSER_ARGS} &
         wait;
         sleep 1;
     done &