fix: normalize Tempo search trace ids (#589)

Co-authored-by: Codex <codex@noreply.local>

scripts/src/platform-infra-observability.ts

@@ -1796,10 +1796,23 @@ def trace_id_from_meta(meta):
         return None
     for key in ("traceID", "traceId", "trace_id"):
         value = meta.get(key)
-        if isinstance(value, str) and value:
-            return value
+        normalized = normalize_trace_id(value)
+        if normalized is not None:
+            return normalized
     return None
 
+def normalize_trace_id(value):
+    if not isinstance(value, str):
+        return None
+    text = value.strip().lower()
+    if text.startswith("0x"):
+        text = text[2:]
+    if not text or len(text) > 32:
+        return None
+    if any(ch not in "0123456789abcdef" for ch in text):
+        return None
+    return text.rjust(32, "0")
+
 def compact_meta(meta):
     if not isinstance(meta, dict):
         return {}
@@ -2133,10 +2146,23 @@ def trace_id_from_meta(meta):
         return None
     for key in ("traceID", "traceId", "trace_id"):
         value = meta.get(key)
-        if isinstance(value, str) and value:
-            return value
+        normalized = normalize_trace_id(value)
+        if normalized is not None:
+            return normalized
     return None
 
+def normalize_trace_id(value):
+    if not isinstance(value, str):
+        return None
+    text = value.strip().lower()
+    if text.startswith("0x"):
+        text = text[2:]
+    if not text or len(text) > 32:
+        return None
+    if any(ch not in "0123456789abcdef" for ch in text):
+        return None
+    return text.rjust(32, "0")
+
 def compact_meta(meta):
     if not isinstance(meta, dict):
         return {}