feat: replace loupe with imv and update plymouth theme

- Replaced Loupe with imv for a keyboard-driven image viewer experience.

- Updated Plymouth logo with Firewatch-inspired ASCII art gradient.

- Updated Plymouth background color to match Firewatch palette (#2D112A).

apps/imv/default.nix

@@ -0,0 +1,23 @@
+{pkgs, ...}: {
+  home.packages = with pkgs; [imv];
+
+  xdg.mimeApps = {
+    enable = true;
+    defaultApplications = {
+      "image/png" = "imv.desktop";
+      "image/jpeg" = "imv.desktop";
+      "image/gif" = "imv.desktop";
+      "image/webp" = "imv.desktop";
+      "image/bmp" = "imv.desktop";
+      "image/svg+xml" = "imv.desktop";
+      "image/tiff" = "imv.desktop";
+    };
+  };
+
+  wayland.windowManager.hyprland.settings.windowrulev2 = [
+    # --- IMAGE VIEWER (IMV) ---
+    "float, class:^(imv)$"
+    "center, class:^(imv)$"
+    "size 70% 70%, class:^(imv)$"
+  ];
+}

apps/loupe/default.nix

@@ -1,23 +0,0 @@
-{pkgs, ...}: {
-  home.packages = with pkgs; [loupe];
-
-  xdg.mimeApps = {
-    enable = true;
-    defaultApplications = {
-      "image/png" = "org.gnome.Loupe.desktop";
-      "image/jpeg" = "org.gnome.Loupe.desktop";
-      "image/gif" = "org.gnome.Loupe.desktop";
-      "image/webp" = "org.gnome.Loupe.desktop";
-      "image/bmp" = "org.gnome.Loupe.desktop";
-      "image/svg+xml" = "org.gnome.Loupe.desktop";
-      "image/tiff" = "org.gnome.Loupe.desktop";
-    };
-  };
-
-  wayland.windowManager.hyprland.settings.windowrulev2 = [
-    # --- IMAGE VIEWER (Loupe) ---
-    "float, class:^(org\.gnome\.Loupe)$"
-    "center, class:^(org\.gnome\.Loupe)$"
-    "size 70% 70%, class:^(org\.gnome\.Loupe)$"
-  ];
-}

apps/plymouth/themes/hakase/hakase.script

@@ -1,7 +1,7 @@
 # Omarchy Plymouth Theme Script
 
-Window.SetBackgroundTopColor(0.101, 0.105, 0.149);
-Window.SetBackgroundBottomColor(0.101, 0.105,  0.149);
+Window.SetBackgroundTopColor(0.176, 0.067, 0.165);
+Window.SetBackgroundBottomColor(0.176, 0.067,  0.165);
 
 logo.image = Image("logo.png");
 logo.sprite = Sprite(logo.image);

modules/home/apps.nix

@@ -3,7 +3,7 @@
     ../../apps/yazi
     ../../apps/gemini
     ../../apps/firefox
-    ../../apps/loupe
+    ../../apps/imv
     ../../apps/mpv
     ../../apps/mako
     # ../../apps/starship