Fix: Expand regular expression for version

- Combined regex patterns
- Added optional version suffix

This adds support for versions that use a string after the semver.

Author: Sami Shahin

operatorcourier/validate.py

@@ -371,9 +371,8 @@ def is_email(field):
             return True
 
         def is_version(field):
-            pattern1 = re.compile(r'v(\d+\.)(\d+\.)(\d)')
-            pattern2 = re.compile(r'(\d+\.)(\d+\.)(\d)')
-            return pattern1.match(field) or pattern2.match(field)
+            pattern = re.compile(r'(v)?(\d+\.)(\d+\.)(\d)(-[a-z0-9\.])*')
+            return pattern.match(field)
 
         def is_capability_level(field):
             levels = [