feat(core): harden sessions settlement and credit activity

lang/en/admin.php

@@ -5,6 +5,7 @@ return [
     'invalid_captcha' => 'Invalid or expired captcha.',
     'invalid_credentials' => 'Invalid account or password.',
     'account_disabled' => 'This account has been disabled.',
+    'session_replaced' => 'This account was signed in elsewhere. The current session has been signed out.',
     'permission_denied' => 'You do not have permission to perform this action.',
     'forbidden' => 'You do not have permission to perform this action.',
     'settlement_run_skipped' => 'Settlement was not run for this draw (check draw status and published result batch).',

lang/en/api.php

@@ -41,6 +41,7 @@ return [
         'jackpot_already_allocated_for_draw' => 'Jackpot was already allocated for this draw.',
         'draw_not_ready_for_jackpot_burst' => 'Draw is not in settling or settled status.',
         'draw_result_not_published' => 'Draw results have not been published.',
+        'draw_not_ready_for_settlement' => 'This draw cannot be settled in its current state. Settlement may only be started early during cooldown or retried while settling.',
         'settlement_batch_not_found' => 'Settlement batch not found for this draw.',
         'settlement_not_pending_review' => 'Settlement batch is not pending review.',
         'settlement_not_approved' => 'Settlement batch is not approved.',

lang/en/sso.php

@@ -16,4 +16,5 @@ return [
     '8007' => 'Too many failed attempts. Try again later',
     '8008' => 'Please sign in through the main site',
     '8009' => 'Invalid or expired captcha.',
+    '8010' => 'This account was signed in on another device. Please sign in again.',
 ];