def get_alias_conflicts(self, tool_alias):
self._update_tools()<EOL>return self.tool_conflicts.get(tool_alias)<EOL>
Get a list of conflicts on the given tool alias.

        Args:
            tool_alias (str): Alias to check for conflicts.

        Returns: None if the alias has no conflicts, or a list of dicts, where
            each dict contains:
            - tool_name (str): The original, non-aliased name of the tool;
            - tool_alias (str): Aliased tool name (same as key);
            - context_name (str): Name of the context containing the tool;
            - variant (`Variant`): Variant providing the tool.