fix(internal): update ClickHouse timestamp formatting to include microseconds

Author: pratham-ez

internal/custom-kafka-to-flexprice-clickhouse.yaml

@@ -57,11 +57,11 @@ pipeline:
         # Timestamp: parse ISO 8601 with timezone, then format for ClickHouse
         # 1. Check if createdAt exists and is valid
         # 2. Parse it as timestamp to preserve timezone info
-        # 3. Format to ClickHouse DateTime64 format: "2006-01-02 15:04:05.999"
+        # 3. Format to ClickHouse DateTime64 format: "2006-01-02 15:04:05.999999"
         root.timestamp = if this.createdAt != null && this.createdAt.string().or("") != "" && this.createdAt.string() != "null" {
-          this.createdAt.ts_parse("2006-01-02T15:04:05Z07:00").ts_format("2006-01-02 15:04:05.999")
+          this.createdAt.ts_parse("2006-01-02T15:04:05.999Z07:00").ts_format("2006-01-02 15:04:05.999999")
         } else {
-          timestamp_unix().ts_format("2006-01-02 15:04:05.999")
+          timestamp_unix().ts_format("2006-01-02 15:04:05.999999")
         }
 
         # ---- Build event_name SAFELY ----