Merge pull request #214 from jmle/bugfix/do-not-build-parent-if-not-needed

Author: jmle

scripts/parse_matrix_config.py

@@ -296,8 +296,10 @@ def find_and_process_matching_jobs(
         if matches or include:
             job_copy = {k: v for k, v in job.items() if k != "dependent_jobs"}
 
-            # Add base_image field for dependent jobs
-            if parent_image:
+            # Add base_image field for dependent jobs only if parent was included
+            # If include=True, it means the parent matched and will be built
+            # If include=False, the parent is skipped, so use nightly image instead
+            if parent_image and include:
                 parent_image = parent_image.replace("/", "_")
                 if base_image_tag:
                     job_copy["base_image"] = f"{parent_image}--{base_image_tag}"