feat(admin,partner): Tencent map location picker and expose LBS key

Store create/edit on HQ and partner can pick coords via Tencent locpicker; client-config exposes TENCENT_LBS_KEY; seed empty system settings from env.

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

apps/mini-user/src/styles/store-detail.css

@@ -144,6 +144,27 @@
   color: var(--color-on-surface);
 }
 
+.store-detail-env-grid {
+  display: grid;
+  grid-template-columns: repeat(3, 1fr);
+  gap: 8px;
+}
+
+.store-detail-env-item {
+  position: relative;
+  width: 100%;
+  aspect-ratio: 1;
+  border-radius: var(--radius-md, 8px);
+  overflow: hidden;
+  background: var(--color-surface-container);
+}
+
+.store-detail-env-img {
+  width: 100%;
+  height: 100%;
+  display: block;
+}
+
 .store-detail-bar {
   position: fixed;
   bottom: 0;