Fix color cycling and HTTP error handling

Author: SaurabhCodesAI

scripts/1-fetch/gcs_fetch.py

@@ -259,6 +259,7 @@ def query_gcs(args, service, last_completed_plan_index, plan):
                         initial_delay *= 2  # Exponential backoff
                 else:
                     LOGGER.error(f"Error fetching results: {e}")
+                    break
         if success:
             append_data(args, plan_row, index, count)
         else:

scripts/plot.py

@@ -21,7 +21,7 @@ def annotate_ylabels(ax, data, data_label, colors):
     #    defaults: ytick.major.size         + ytick.major.pad
     indent = -1 * (ytick.get_tick_padding() + ytick.get_pad())
     for index, row in data.iterrows():
-        if c > len(colors):
+        if c >= len(colors):
             c = 0
 
         # annotate totals