add speech component

desktop/Cargo.toml

@@ -26,6 +26,11 @@ icons = [
     "resources/icon.ico",
 ]
 
+# Merged over the generated Info.plist; required for the speech input to
+# request microphone and speech recognition access on macOS.
+[package.metadata.packager.macos]
+info_plist_path = "resources/Info.plist"
+
 [dependencies]
 assets = { path = "../crates/assets" }
 workspace = { path = "../crates/workspace" }

desktop/resources/Info.plist

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+  <dict>
+    <key>NSMicrophoneUsageDescription</key>
+    <string>Dictate text into messages.</string>
+    <key>NSSpeechRecognitionUsageDescription</key>
+    <string>Turn your speech into text.</string>
+  </dict>
+</plist>