Fix milestone sharing and test worker routing

scripts/social-worker/worker.py

@@ -73,14 +73,15 @@ def render_card(card):
         start_ms = min(_timestamp(point.get("at")) for point in raw_points)
         end_ms = max(_timestamp(point.get("at")) for point in raw_points)
         span = max(1, end_ms - start_ms)
-        ceiling = float(trend.get("ceiling") or max(total * 1.25, 1.25))
+        ceiling = 5.0 if total <= 5 else float(trend.get("ceiling") or total * 1.25)
         points = [(left + round((_timestamp(point.get("at")) - start_ms) / span * width), top + height - round(float(point.get("total", 0)) / ceiling * height)) for point in raw_points]
         target_y = top + height - round(float(trend.get("target") or total) / ceiling * height)
-        # Exactly five levels: for 20 scans, 5 / 10 / 15 / 20 / 25.
-        for index in range(1, 6):
-            value = total * index / 4
+        # Small milestones use whole scans (1..5); larger ones keep the
+        # reached milestone on the fourth of five levels.
+        axis_values = list(range(1, 6)) if total <= 5 else [total * index / 4 for index in range(1, 6)]
+        for value in axis_values:
             y = top + height - round(value / ceiling * height)
-            is_target = index == 4
+            is_target = value == total
             draw.line((left, y, left + width, y), fill="#bfdbfe" if is_target else "#dde5ef", width=2 if is_target else 1)
             draw.text((left - 15, y - 12), _format_axis(value), font=font("DejaVuSans.ttf", 18), fill=blue if is_target else slate, anchor="ra")
         draw.line(points, fill=blue, width=5, joint="curve")
@@ -146,6 +147,12 @@ if __name__ == "__main__":
     interval = max(5, int(os.getenv("SOCIAL_WORKER_INTERVAL_SECONDS", "10")))
     if os.getenv("SOCIAL_MILESTONE_POSTING_ENABLED", "").lower() not in {"true", "1", "yes"}:
         raise RuntimeError("Set SOCIAL_MILESTONE_POSTING_ENABLED=true to run this worker")
+    print(json.dumps({"worker": "social-milestones", "status": "started", "intervalSeconds": interval}), flush=True)
     while True:
-        run_once()
+        try:
+            run_once()
+        except Exception as error:
+            # Stay alive and make configuration/network errors visible in the
+            # container logs instead of entering a silent restart loop.
+            print(f"Worker cycle failed: {error}", flush=True)
         time.sleep(interval)