feat(provider-credentials): add endpoint to rescan local credentials and update tokens

feat(usage): enhance reset time formatting and display full reset date in UI

backend/app/api/provider_credentials.py

@@ -14,6 +14,8 @@ from fastapi import APIRouter, Depends, HTTPException, Query, status
 from sqlmodel import select
 
 from app.api.deps import require_org_admin, require_org_member
+from app.core.auth_mode import AuthMode
+from app.core.config import settings
 from app.core.time import utcnow
 from app.db import crud
 from app.db.session import get_session
@@ -318,6 +320,29 @@ async def get_provider_usage_live(
     )
 
 
+@router.post("/rescan-local", status_code=status.HTTP_200_OK)
+async def rescan_local_credentials(
+    ctx: OrganizationContext = ORG_MEMBER_DEP,
+) -> dict:
+    """Re-read local credential files and upsert updated tokens into the database.
+
+    Only has effect in LOCAL auth mode; returns {"changed": 0} otherwise.
+    Reads ~/.claude/.credentials.json (Claude) and ~/.codex/auth.json (Codex/GPT)
+    and updates any rows whose session_key has changed.
+    """
+    if settings.auth_mode != AuthMode.LOCAL:
+        return {"changed": 0}
+    try:
+        from scripts.seed_provider_credentials import seed
+        changed = await seed(verbose=False)
+        return {"changed": changed}
+    except Exception as exc:
+        raise HTTPException(
+            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+            detail=f"Local credential rescan failed: {exc}",
+        )
+
+
 @router.delete("/{credential_id}", status_code=status.HTTP_204_NO_CONTENT)
 async def delete_provider_credential(
     credential_id: UUID,

frontend/src/app/settings/ai-providers/page.tsx

@@ -515,12 +515,26 @@ function fmtTokens(n: number | null | undefined): string {
 
 function fmtResetMs(ms: number | null | undefined): string {
   if (ms == null || ms <= 0) return "< 1m";
-  const s = Math.floor(ms / 1000);
-  if (s < 60) return `${s}s`;
-  const m = Math.floor(s / 60);
-  if (m < 60) return `${m}m ${s % 60}s`;
-  const h = Math.floor(m / 60);
-  return `${h}h ${m % 60}m`;
+  const totalMinutes = Math.floor(ms / 60000);
+  const d = Math.floor(totalMinutes / (60 * 24));
+  const h = Math.floor((totalMinutes % (60 * 24)) / 60);
+  const m = totalMinutes % 60;
+  const parts: string[] = [];
+  if (d > 0) parts.push(`${d}d`);
+  if (h > 0) parts.push(`${h}hrs`);
+  if (m > 0 || parts.length === 0) parts.push(`${m}m`);
+  return parts.join(" ");
+}
+
+function fmtResetDate(ms: number | null | undefined): string | null {
+  if (ms == null || ms <= 0) return null;
+  const resetAt = new Date(Date.now() + ms);
+  return resetAt.toLocaleString(undefined, {
+    month: "short",
+    day: "numeric",
+    hour: "numeric",
+    minute: "2-digit",
+  });
 }
 
 function fmtLatencyMs(ms: number | null | undefined): string {
@@ -548,6 +562,7 @@ interface UsageWindowBarProps {
 
 function UsageWindowBar({ label, pct, resetInMs, badge }: UsageWindowBarProps) {
   const clamped = Math.max(0, Math.min(100, pct));
+  const resetDate = fmtResetDate(resetInMs);
   return (
     <div className="space-y-1">
       <div className="flex items-center justify-between text-[11px]">
@@ -567,7 +582,12 @@ function UsageWindowBar({ label, pct, resetInMs, badge }: UsageWindowBarProps) {
           style={{ width: `${clamped}%` }}
         />
       </div>
-      <p className="text-[11px] text-muted">Resets in {fmtResetMs(resetInMs)}</p>
+      <p className="text-[11px] text-muted">
+        Resets in {fmtResetMs(resetInMs)}
+        {resetDate && (
+          <span className="ml-1 text-[color:var(--text-quiet)]">· Full reset at {resetDate}</span>
+        )}
+      </p>
     </div>
   );
 }
@@ -583,6 +603,12 @@ function UsageStrip({ credentialId, provider }: { credentialId: string; provider
       setLoading(true);
       setError(null);
       try {
+        if (refresh && provider !== "ollama") {
+          await customFetch<unknown>(
+            "/api/v1/provider-credentials/rescan-local",
+            { method: "POST" },
+          );
+        }
         const res = await getProviderUsageLiveApiV1ProviderCredentialsCredentialIdUsageGet(
           credentialId,
           refresh ? { refresh: true } : undefined,
@@ -597,7 +623,7 @@ function UsageStrip({ credentialId, provider }: { credentialId: string; provider
         setLoading(false);
       }
     },
-    [credentialId],
+    [credentialId, provider],
   );
 
   useEffect(() => {

frontend/src/components/organisms/ProviderNavbarStatus.tsx

@@ -44,12 +44,26 @@ function clampPct(pct: number): number {
 
 function fmtResetMs(ms: number | null | undefined): string {
   if (ms == null || ms <= 0) return "< 1m";
-  const s = Math.floor(ms / 1000);
-  if (s < 60) return `${s}s`;
-  const m = Math.floor(s / 60);
-  if (m < 60) return `${m}m ${s % 60}s`;
-  const h = Math.floor(m / 60);
-  return `${h}h ${m % 60}m`;
+  const totalMinutes = Math.floor(ms / 60000);
+  const d = Math.floor(totalMinutes / (60 * 24));
+  const h = Math.floor((totalMinutes % (60 * 24)) / 60);
+  const m = totalMinutes % 60;
+  const parts: string[] = [];
+  if (d > 0) parts.push(`${d}d`);
+  if (h > 0) parts.push(`${h}hrs`);
+  if (m > 0 || parts.length === 0) parts.push(`${m}m`);
+  return parts.join(" ");
+}
+
+function fmtResetDate(ms: number | null | undefined): string | null {
+  if (ms == null || ms <= 0) return null;
+  const resetAt = new Date(Date.now() + ms);
+  return resetAt.toLocaleString(undefined, {
+    month: "short",
+    day: "numeric",
+    hour: "numeric",
+    minute: "2-digit",
+  });
 }
 
 function remainingPct(window: SubscriptionWindowRead | null): number | null {
@@ -102,7 +116,9 @@ function resetLabel(
   modelsWindow: SubscriptionWindowRead | null,
 ): string {
   const resetInMs = sessionWindow?.reset_in_ms ?? modelsWindow?.reset_in_ms;
-  return resetInMs == null ? "-" : fmtResetMs(resetInMs);
+  if (resetInMs == null) return "-";
+  const date = fmtResetDate(resetInMs);
+  return date ? `${fmtResetMs(resetInMs)} · Full reset at ${date}` : fmtResetMs(resetInMs);
 }
 
 function formatRemaining(pct: number | null): string {