fix(backend): make 835 summary counts consistent with total_claims

backend/src/cyclone/api.py

@@ -292,12 +292,22 @@ async def parse_835_endpoint(
 
     # Always run the validator; attach the report so the JSON path can
     # surface it and the NDJSON path can fold the counts into the summary.
+    # 835 validation is batch-level, so pass/fail applies uniformly to every
+    # claim payment in the batch (passed=N or 0, failed=0 or N).
     report = validate_835(result, config)
-    passed = 1 if report.passed else 0
-    failed = 1 if not report.passed else 0
+    n = len(result.claims)
+    claim_ids = [c.payer_claim_control_number for c in result.claims]
+    if report.passed:
+        passed, failed, failed_claim_ids = n, 0, []
+    else:
+        passed, failed, failed_claim_ids = 0, n, claim_ids
     result = result.model_copy(update={
         "validation": report,
-        "summary": result.summary.model_copy(update={"passed": passed, "failed": failed}),
+        "summary": result.summary.model_copy(update={
+            "passed": passed,
+            "failed": failed,
+            "failed_claim_ids": failed_claim_ids,
+        }),
     })
 
     if strict:

backend/src/cyclone/cli.py

@@ -148,17 +148,26 @@ def parse_835(
         raise click.UsageError("No claim payments found in file") from None
 
     # Run validation; populate summary.passed/failed from the report.
+    # 835 validation is batch-level (BPR/CLP/SVC balancing is cross-cutting),
+    # so pass/fail applies uniformly to every claim payment in the batch:
+    # when the batch passes, all N claims "passed" (passed=N, failed=0);
+    # when the batch fails, all N claims "failed" (passed=0, failed=N).
     report = validate_835(result, config)
     if strict:
         promoted = [i.model_copy(update={"severity": "error"}) for i in report.warnings]
         new_errors = report.errors + promoted
         report = report.model_copy(update={"errors": new_errors, "passed": not new_errors})
-    passed = 1 if report.passed else 0
-    failed = 1 if not report.passed else 0
+    n = len(result.claims)
+    claim_ids = [c.payer_claim_control_number for c in result.claims]
+    if report.passed:
+        passed, failed, failed_claim_ids = n, 0, []
+    else:
+        passed, failed, failed_claim_ids = 0, n, claim_ids
     result = result.model_copy(update={"validation": report})
     result.summary = result.summary.model_copy(update={
         "passed": passed,
         "failed": failed,
+        "failed_claim_ids": failed_claim_ids,
         "issues_by_rule": _count_issues(report),
     })