feat(ci): add support for docker:distro in tests (#3832)

Also a critical bug fix so test recordings can be found inside docker

llama_stack/core/build_container.sh

@@ -338,7 +338,7 @@ fi
 # Add other require item commands genearic to all containers
 add_to_container << EOF
 
-RUN mkdir -p /.llama /.cache && chmod -R g+rw /app /.llama /.cache
+RUN mkdir -p /.llama /.cache && chmod -R g+rw /.llama /.cache && (chmod -R g+rw /app 2>/dev/null || true)
 EOF
 
 printf "Containerfile created successfully in %s/Containerfile\n\n" "$TEMP_DIR"

llama_stack/core/testing_context.py

@@ -42,3 +42,8 @@ def sync_test_context_from_provider_data():
         return TEST_CONTEXT.set(provider_data["__test_id"])
 
     return None
+
+
+def is_debug_mode() -> bool:
+    """Check if test recording debug mode is enabled via LLAMA_STACK_TEST_DEBUG env var."""
+    return os.environ.get("LLAMA_STACK_TEST_DEBUG", "").lower() in ("1", "true", "yes")