fix(agents): prevent launch directory dialog content overlap

src/styles.css

@@ -5560,9 +5560,12 @@ textarea:focus-visible {
 
 .agent-launch-directory-dialog {
   grid-template-rows: auto;
-  width: min(620px, calc(100vw - 32px));
+  align-content: start;
+  width: min(620px, 100%);
+  max-height: calc(100vh - 40px);
   height: auto;
   min-height: 0;
+  overflow-y: auto;
 }
 
 .agent-launch-directory-dialog > p {
@@ -5572,6 +5575,11 @@ textarea:focus-visible {
   line-height: var(--line-height-relaxed);
 }
 
+.agent-launch-directory-dialog .config-dialog-field {
+  grid-template-rows: auto auto;
+  min-height: 0;
+}
+
 .agent-launch-directory-picker {
   display: flex;
   width: 100%;