Add R1 gate and causal calibration audit

diagnostics/R1_gate_calibration_audit/manifest.json

@@ -1,5 +1,5 @@
 {
-  "created_utc": "2026-08-02T06:42:34.868833+00:00",
+  "created_utc": "2026-08-02T06:45:23.192062+00:00",
   "repo_id": "wuff-mann/ASR-CYGNSS-HGMM-Reproducibility",
   "output_prefix": "diagnostics/R1_gate_calibration_audit",
   "sample_per_month_per_bin": 600,
@@ -15,6 +15,7 @@
     "R1_Fig04_monthly_causal_calibration.pdf",
     "R1_Fig04_monthly_causal_calibration.png",
     "gate_confusion_normalized.csv",
+    "manifest.json",
     "monthly_anchor_monthly_metrics.csv",
     "monthly_anchor_overall_metrics.csv",
     "paired_daily_bootstrap.csv",