feat(aliases): integrate Fast options into model alias management

src/styles.css

@@ -4019,7 +4019,7 @@ textarea:focus-visible {
 
 .thinking-effort-options {
   display: grid;
-  grid-template-columns: repeat(6, minmax(0, 1fr));
+  grid-template-columns: repeat(7, minmax(0, 1fr));
   gap: 4px;
 }
 
@@ -4051,6 +4051,19 @@ textarea:focus-visible {
   border-style: solid;
 }
 
+.thinking-effort-options button.fast {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 3px;
+}
+
+.thinking-effort-options button.fast.active {
+  border-color: var(--theme-d7a447);
+  background: var(--theme-fff8eb);
+  color: var(--theme-805a24);
+}
+
 .thinking-effort-custom {
   display: grid;
   grid-template-columns: minmax(0, 1fr) 30px;
@@ -4277,6 +4290,12 @@ textarea:focus-visible {
   text-transform: none;
 }
 
+.thinking-effort-badge.fast {
+  border-color: var(--theme-d7a447);
+  background: var(--theme-fff8eb);
+  color: var(--theme-805a24);
+}
+
 @media (min-width: 1081px) {
   .thinking-alias-list-panel .thinking-alias-row {
     grid-template-columns: minmax(0, 1fr) auto 34px;