fix: show error when environment exists (#5)

* fix: show error when environment exists

* make pre-commit happy

---------

Co-authored-by: Jens Kürten <jens.kuerten@contact-software.com>

Author: jens-kuerten

cfc/environment.py

@@ -2,6 +2,7 @@
 import re
 import sys
 import tarfile
+from json import JSONDecodeError
 from time import sleep
 
 import requests
@@ -67,9 +68,11 @@ def create(name: str = typer.Argument(..., callback=name_callback)):
         console.print("Environment successfully created")
 
     elif response.status_code in (400, 500):
-        console.print(
-            "Error while creating environment: " + response.json()["detail"]["msg"]
-        )
+        try:
+            message = response.json().get("detail")
+        except JSONDecodeError:
+            message = response.text
+        console.print("Error while creating environment: " + message)
         raise typer.Exit(code=1)
 
     else: