feat(serial): add support top placement of free-input options in the selector

tabby-core/src/api/selector.ts

@@ -5,6 +5,7 @@ export interface SelectorOption<T> {
     result?: T
     icon?: string
     freeInputPattern?: string
+    freeInputPlacement?: 'top'|'bottom'
     freeInputEquivalent?: string
     color?: string
     weight?: number

tabby-core/src/components/selectorModal.component.ts

@@ -89,7 +89,18 @@ export class SelectorModalComponent<T> {
                 { sort: true },
             ).search(f)
 
-            this.options.filter(x => x.freeInputPattern).sort(firstBy<SelectorOption<T>, number>(x => x.weight ?? 0)).forEach(freeOption => {
+            const freeOptions = this.options
+                .filter(x => x.freeInputPattern)
+                .sort(firstBy<SelectorOption<T>, number>(x => x.weight ?? 0))
+
+            // Keep free-input options discoverable during filtering.
+            const topFreeOptions = freeOptions.filter(x => x.freeInputPlacement === 'top')
+            const bottomFreeOptions = freeOptions.filter(x => x.freeInputPlacement !== 'top')
+
+            this.filteredOptions = this.filteredOptions.filter(x => !topFreeOptions.includes(x))
+            this.filteredOptions = [...topFreeOptions, ...this.filteredOptions]
+
+            bottomFreeOptions.forEach(freeOption => {
                 if (!this.filteredOptions.includes(freeOption)) {
                     this.filteredOptions.push(freeOption)
                 }

tabby-serial/src/components/serialTab.component.ts

@@ -101,7 +101,8 @@ export class SerialTabComponent extends ConnectableTerminalTabComponent<SerialPr
                     {
                         name: this.translate.instant(_('Custom baud rate')),
                         freeInputPattern: this.translate.instant(_('%s')),
-                        weight: Number.MAX_SAFE_INTEGER,
+                        freeInputPlacement: 'top',
+                        weight: -1,
                         callback: query => {
                             const parsed = Number.parseInt((query ?? '').trim(), 10)
                             if (Number.isInteger(parsed) && parsed > 0) {

tabby-serial/src/profiles.ts

@@ -97,7 +97,8 @@ export class SerialProfilesService extends ConnectableProfileProvider<SerialProf
                         {
                             name: this.translate.instant('Custom baud rate'),
                             freeInputPattern: this.translate.instant('%s'),
-                            weight: Number.MAX_SAFE_INTEGER,
+                            freeInputPlacement: 'top',
+                            weight: -1,
                             callback: query => {
                                 const parsed = Number.parseInt((query ?? '').trim(), 10)
                                 if (Number.isInteger(parsed) && parsed > 0) {