Add wallet auth smoke e2e and include WalletConnect in parity checks.

Live API check confirms walletconnect config; dual-domain verifier now covers the deployed endpoint by default.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/e2e-sprint-smoke.spec.ts

@@ -68,4 +68,12 @@ test.describe('Explorer sprint smoke', () => {
     await expect(page).toHaveTitle(/DBIS Explorer/i)
     await expect(page.getByRole('heading', { name: /Latest Blocks/i })).toBeVisible({ timeout: 15000 })
   })
+
+  test('wallet connect config exposes browser-auth fallback', async ({ request }) => {
+    const response = await request.get(`${EXPLORER_URL}/explorer-api/v1/walletconnect/config`)
+    expect(response.ok()).toBeTruthy()
+    const payload = await response.json()
+    expect(payload.fallbackAuth).toBe('/api/v1/auth/wallet')
+    expect(String(payload.message || '')).toMatch(/browser wallet auth/i)
+  })
 })

scripts/verify/check-explorer-dual-domain-parity.sh

@@ -12,12 +12,9 @@ paths=(
   "/api/v2/stats"
   "/explorer-api/v1/track1/bridge/status"
   "/token-aggregation/api/v1/routes/matrix?includeNonLive=true"
+  "/explorer-api/v1/walletconnect/config"
 )
 
-if [[ "${INCLUDE_WALLETCONNECT:-0}" == "1" ]]; then
-  paths+=("/explorer-api/v1/walletconnect/config")
-fi
-
 failures=0
 
 check_path() {