feat(pre-startup): resolve bec_config.yaml path automatically for beamline deployments, otherwise fallback to default cfg (#4)

Co-authored-by: David Perl <david.perl@psi.ch>

Author: cappel89

template/{{project_name}}/bec_ipython_client/startup/pre_startup.py

@@ -0,0 +1,31 @@
+"""
+Pre-startup script for BEC client. This script is executed before the BEC client
+is started. It can be used to add additional command line arguments.
+"""
+
+import os
+
+from bec_lib.service_config import ServiceConfig
+
+import {{ project_name }}
+
+
+def extend_command_line_args(parser):
+    """
+    Extend the command line arguments of the BEC client.
+    """
+
+    # parser.add_argument("--session", help="Session name", type=str, default="cSAXS")
+
+    return parser
+
+def get_config() -> ServiceConfig:
+    """
+    Create and return the ServiceConfig for the plugin repository
+    """
+    deployment_path = os.path.dirname(os.path.dirname(os.path.dirname({{ project_name }}.__file__)))
+    files = os.listdir(deployment_path)
+    if "bec_config.yaml" in files:
+        return ServiceConfig(config_path=os.path.join(deployment_path, "bec_config.yaml"))
+    else:
+        return ServiceConfig(redis={"host": "localhost", "port": 6379})