chore: vendor swabble and add speech usage strings

Swabble/Sources/swabble/Commands/ServiceCommands.swift

@@ -0,0 +1,77 @@
+import Commander
+import Foundation
+
+@MainActor
+struct ServiceRootCommand: ParsableCommand {
+    static var commandDescription: CommandDescription {
+        CommandDescription(
+            commandName: "service",
+            abstract: "Manage launchd agent",
+            subcommands: [ServiceInstall.self, ServiceUninstall.self, ServiceStatus.self])
+    }
+}
+
+private enum LaunchdHelper {
+    static let label = "com.swabble.agent"
+
+    static var plistURL: URL {
+        FileManager.default
+            .homeDirectoryForCurrentUser
+            .appendingPathComponent("Library/LaunchAgents/\(label).plist")
+    }
+
+    static func writePlist(executable: String) throws {
+        let plist: [String: Any] = [
+            "Label": label,
+            "ProgramArguments": [executable, "serve"],
+            "RunAtLoad": true,
+            "KeepAlive": true,
+        ]
+        let data = try PropertyListSerialization.data(fromPropertyList: plist, format: .xml, options: 0)
+        try data.write(to: self.plistURL)
+    }
+
+    static func removePlist() throws {
+        try? FileManager.default.removeItem(at: self.plistURL)
+    }
+}
+
+@MainActor
+struct ServiceInstall: ParsableCommand {
+    static var commandDescription: CommandDescription {
+        CommandDescription(commandName: "install", abstract: "Install user launch agent")
+    }
+
+    mutating func run() async throws {
+        let exe = CommandLine.arguments.first ?? "/usr/local/bin/swabble"
+        try LaunchdHelper.writePlist(executable: exe)
+        print("launchctl load -w \(LaunchdHelper.plistURL.path)")
+    }
+}
+
+@MainActor
+struct ServiceUninstall: ParsableCommand {
+    static var commandDescription: CommandDescription {
+        CommandDescription(commandName: "uninstall", abstract: "Remove launch agent")
+    }
+
+    mutating func run() async throws {
+        try LaunchdHelper.removePlist()
+        print("launchctl bootout gui/$(id -u)/\(LaunchdHelper.label)")
+    }
+}
+
+@MainActor
+struct ServiceStatus: ParsableCommand {
+    static var commandDescription: CommandDescription {
+        CommandDescription(commandName: "status", abstract: "Show launch agent status")
+    }
+
+    mutating func run() async throws {
+        if FileManager.default.fileExists(atPath: LaunchdHelper.plistURL.path) {
+            print("plist present at \(LaunchdHelper.plistURL.path)")
+        } else {
+            print("launchd plist not installed")
+        }
+    }
+}