refactor deployment config and exchange integrations

Simplify runtime configuration and remove legacy database and settings surface so new installs are easier to operate.
Refresh deployment assets, docs, and order execution behavior to keep the packaged app aligned with the current backend.

Made-with: Cursor

frontend/dist/css/theme-colors-32dabe8f.css

@@ -189,14 +189,14 @@ body.dark .trading-records ::v-deep .ant-pagination .ant-pagination-next:hover .
 .user-manage-page .address-text[data-v-49c4f239],.user-manage-page .hash-text[data-v-49c4f239]{color:#1890ff}
 .user-manage-page.theme-dark .manage-tabs[data-v-49c4f239] .ant-tabs-tab-active{color:#1890ff}
 .user-manage-page .current-credits-info .value[data-v-49c4f239],.user-manage-page .current-vip-info .value[data-v-49c4f239]{color:#1890ff}
-.profile-page .page-header .page-title .anticon[data-v-2b760d50]{color:#1890ff}
-.profile-page .profile-card .profile-info .info-item .anticon[data-v-2b760d50]{color:#1890ff}
-.profile-page.theme-dark .edit-card[data-v-2b760d50] .ant-tabs-tab-active{color:#1890ff}
-.profile-page.theme-dark .edit-card[data-v-2b760d50] .ant-input-password:focus,.profile-page.theme-dark .edit-card[data-v-2b760d50] .ant-input-password:hover,.profile-page.theme-dark .edit-card[data-v-2b760d50] .ant-input:focus,.profile-page.theme-dark .edit-card[data-v-2b760d50] .ant-input:hover{border-color:#1890ff}
-.profile-page.theme-dark .notification-settings-form[data-v-2b760d50] .ant-checkbox-checked .ant-checkbox-inner,.profile-page.theme-dark .notification-settings-form[data-v-2b760d50] .ant-radio-checked .ant-radio-inner,.profile-page.theme-dark .password-form[data-v-2b760d50] .ant-checkbox-checked .ant-checkbox-inner,.profile-page.theme-dark .password-form[data-v-2b760d50] .ant-radio-checked .ant-radio-inner,.profile-page.theme-dark .profile-form[data-v-2b760d50] .ant-checkbox-checked .ant-checkbox-inner,.profile-page.theme-dark .profile-form[data-v-2b760d50] .ant-radio-checked .ant-radio-inner{background-color:#1890ff;border-color:#1890ff}
-.profile-page.theme-dark[data-v-2b760d50] .ant-pagination .ant-pagination-item:hover{border-color:#1890ff}
-.profile-page.theme-dark[data-v-2b760d50] .ant-pagination .ant-pagination-item-active{background:#1890ff;border-color:#1890ff}
-.profile-page.theme-dark[data-v-2b760d50] .ant-btn.ant-btn-default:hover{border-color:#1890ff;color:#1890ff}
+.profile-page .page-header .page-title .anticon[data-v-86a53e9c]{color:#1890ff}
+.profile-page .profile-card .profile-info .info-item .anticon[data-v-86a53e9c]{color:#1890ff}
+.profile-page.theme-dark .edit-card[data-v-86a53e9c] .ant-tabs-tab-active{color:#1890ff}
+.profile-page.theme-dark .edit-card[data-v-86a53e9c] .ant-input-password:focus,.profile-page.theme-dark .edit-card[data-v-86a53e9c] .ant-input-password:hover,.profile-page.theme-dark .edit-card[data-v-86a53e9c] .ant-input:focus,.profile-page.theme-dark .edit-card[data-v-86a53e9c] .ant-input:hover{border-color:#1890ff}
+.profile-page.theme-dark .notification-settings-form[data-v-86a53e9c] .ant-checkbox-checked .ant-checkbox-inner,.profile-page.theme-dark .notification-settings-form[data-v-86a53e9c] .ant-radio-checked .ant-radio-inner,.profile-page.theme-dark .password-form[data-v-86a53e9c] .ant-checkbox-checked .ant-checkbox-inner,.profile-page.theme-dark .password-form[data-v-86a53e9c] .ant-radio-checked .ant-radio-inner,.profile-page.theme-dark .profile-form[data-v-86a53e9c] .ant-checkbox-checked .ant-checkbox-inner,.profile-page.theme-dark .profile-form[data-v-86a53e9c] .ant-radio-checked .ant-radio-inner{background-color:#1890ff;border-color:#1890ff}
+.profile-page.theme-dark[data-v-86a53e9c] .ant-pagination .ant-pagination-item:hover{border-color:#1890ff}
+.profile-page.theme-dark[data-v-86a53e9c] .ant-pagination .ant-pagination-item-active{background:#1890ff;border-color:#1890ff}
+.profile-page.theme-dark[data-v-86a53e9c] .ant-btn.ant-btn-default:hover{border-color:#1890ff;color:#1890ff}
 .billing-page .plan-card.highlight[data-v-0cdd5f9c]{border:1px solid rgba(24,144,255,.35)}
 .usdt-checkout .checkout-body .info-section .addr-box .copy-btn:hover,.usdt-checkout .checkout-body .info-section .amt-box .copy-btn:hover{background:rgba(24,144,255,.08);color:#1890ff}
 .theme-dark .usdt-checkout .checkout-body .info-section .addr-box .copy-btn:hover,.theme-dark .usdt-checkout .checkout-body .info-section .amt-box .copy-btn:hover,body.realdark .usdt-checkout .checkout-body .info-section .addr-box .copy-btn:hover,body.realdark .usdt-checkout .checkout-body .info-section .amt-box .copy-btn:hover{background:rgba(24,144,255,.15);color:#40a9ff}