feat(reservation): solidify booking email v0.1 intake

client/src/layouts/ReservationAppShell.vue

@@ -358,6 +358,7 @@ async function checkHealth(): Promise<void> {
   display: flex;
   align-items: center;
   gap: 10px;
+  min-width: 0;
 }
 
 .health-pill,
@@ -377,6 +378,7 @@ async function checkHealth(): Promise<void> {
   display: inline-flex;
   align-items: center;
   gap: 8px;
+  min-width: 0;
 }
 
 .user-chip,
@@ -558,8 +560,25 @@ async function checkHealth(): Promise<void> {
     width: 100%;
   }
 
+  .auth-context {
+    flex: 1 1 auto;
+    overflow: hidden;
+  }
+
+  .hotel-chip,
+  .hotel-select {
+    min-width: 0;
+    max-width: 100%;
+    overflow: hidden;
+  }
+
+  .hotel-chip {
+    text-overflow: ellipsis;
+  }
+
   .locale-switch {
-    flex: 1;
+    flex: 0 1 124px;
+    min-width: 96px;
     max-width: 136px;
   }