macos: add a variety of artist-drawn alternate icons

This is just a fun change to add a bunch of alternate icons. We don't
want to add too many since this increases the final bundle size but we
also want to have some fun. :)

macos/Assets.xcassets/Alternate Icons/BlueprintImage.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "macOS-AppIcon-1024px.png",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

macos/Assets.xcassets/Alternate Icons/ChalkboardImage.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "macOS-AppIcon-1024px.png",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

macos/Assets.xcassets/Alternate Icons/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

macos/Assets.xcassets/Alternate Icons/GlassImage.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "macOS-AppIcon-1024px.png",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

macos/Assets.xcassets/Alternate Icons/HolographicImage.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "macOS-AppIcon-1024px.png",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

macos/Assets.xcassets/Alternate Icons/MicrochipImage.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "macOS-AppIcon-1024px.png",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

macos/Assets.xcassets/Alternate Icons/PaperImage.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "macOS-AppIcon-1024px.png",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

macos/Assets.xcassets/Alternate Icons/RetroImage.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "macOS-AppIcon-1024px.png",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

macos/Assets.xcassets/Alternate Icons/XrayImage.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "macOS-AppIcon-1024px.png",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

macos/Sources/App/macOS/AppDelegate.swift

@@ -563,6 +563,30 @@ class AppDelegate: NSObject,
             self.appIcon = nil
             break
 
+        case .blueprint:
+            self.appIcon = NSImage(named: "BlueprintImage")!
+
+        case .chalkboard:
+            self.appIcon = NSImage(named: "ChalkboardImage")!
+
+        case .glass:
+            self.appIcon = NSImage(named: "GlassImage")!
+
+        case .holographic:
+            self.appIcon = NSImage(named: "HolographicImage")!
+
+        case .microchip:
+            self.appIcon = NSImage(named: "MicrochipImage")!
+
+        case .paper:
+            self.appIcon = NSImage(named: "PaperImage")!
+
+        case .retro:
+            self.appIcon = NSImage(named: "RetroImage")!
+
+        case .xray:
+            self.appIcon = NSImage(named: "XrayImage")!
+
         case .customStyle:
             guard let ghostColor = config.macosIconGhostColor else { break }
             guard let screenColors = config.macosIconScreenColor else { break }

macos/Sources/Ghostty/Package.swift

@@ -198,6 +198,14 @@ extension Ghostty {
     /// macos-icon
     enum MacOSIcon: String {
         case official
+        case blueprint
+        case chalkboard
+        case glass
+        case holographic
+        case microchip
+        case paper
+        case retro
+        case xray
         case customStyle = "custom-style"
     }
 

src/config/Config.zig

@@ -1972,6 +1972,9 @@ keybind: Keybinds = .{},
 /// Valid values:
 ///
 ///  * `official` - Use the official Ghostty icon.
+///  * `blueprint`, `chalkboard`, `microchip`, `glass`, `holographic`,
+///    `paper`, `retro`, `xray` - Official variants of the Ghostty icon
+///    hand-created by artists (no AI).
 ///  * `custom-style` - Use the official Ghostty icon but with custom
 ///    styles applied to various layers. The custom styles must be
 ///    specified using the additional `macos-icon`-prefixed configurations.
@@ -5719,6 +5722,14 @@ pub const MacTitlebarProxyIcon = enum {
 /// format at all.
 pub const MacAppIcon = enum {
     official,
+    blueprint,
+    chalkboard,
+    microchip,
+    glass,
+    holographic,
+    paper,
+    retro,
+    xray,
     @"custom-style",
 };