Fix settings: catch DB errors at build time, return defaults

getSettings() and getSetting() now fall back to defaults when the
database is unavailable (e.g., during Docker image build).

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/lib/settings.ts

@@ -44,17 +44,26 @@ export type Settings = Record<SettingsKey, string>;
 // ── Getters ───────────────────────────────────────────────────────────────────
 
 export async function getSettings(): Promise<Settings> {
+  try {
     const rows = await prisma.settings.findMany();
     const stored: Record<string, string> = {};
     for (const row of rows) stored[row.key] = row.value;
     return Object.fromEntries(
       Object.entries(SETTINGS_DEFAULTS).map(([k, v]) => [k, stored[k] ?? v])
     ) as Settings;
+  } catch {
+    // DB unavailable at build time — return defaults
+    return { ...SETTINGS_DEFAULTS } as Settings;
+  }
 }
 
 export async function getSetting(key: SettingsKey): Promise<string> {
+  try {
     const row = await prisma.settings.findUnique({ where: { key } });
     return row?.value ?? SETTINGS_DEFAULTS[key];
+  } catch {
+    return SETTINGS_DEFAULTS[key];
+  }
 }
 
 // ── Convenience helpers ───────────────────────────────────────────────────────