Add ⌘F find in transcripts and a TODO filter on the project page

mac/Sources/Byre/Dialogs.swift

@@ -56,6 +56,9 @@ final class Overlays {
     var leftTab = LeftTab.lead
     var leadFocus = 0
     var tabFocus = 0
+    var findLead = 0
+    var findTask = 0
+    @ObservationIgnored var endFind: (token: String, run: () -> Void)?
     var listKeys = false
     var listCursor: String?
     var projectTab = ProjectTab.tasks
@@ -148,6 +151,14 @@ final class Overlays {
         #endif
     }
 
+    func cancelFind() -> Bool {
+        guard let endFind else {
+            return false
+        }
+        endFind.run()
+        return true
+    }
+
     func closeTop() {
         if !alerts.isEmpty {
             alerts.removeLast()
@@ -201,6 +212,9 @@ final class Overlays {
         if !dialogOpen && flags.contains(.control) && !flags.contains(.command) && goKeys.contains(chars) {
             return ctrl(chars)
         }
+        if !dialogOpen && flags.subtracting(.capsLock) == .command && chars == "f" {
+            return ctrl(chars)
+        }
         let marked = (NSApp.keyWindow?.firstResponder as? NSTextView)?.hasMarkedText() ?? false
         if code == 53 {
             if isOpen {