feat: replace w3m with chawan for HTML rendering and web browsing

- Create web.chawan module with enable/package options, kitty desktop entry, and programs.chawan.settings (buffer.images=true, display.image-mode=auto)
- Update neomutt macros, mailcap, and assertions from w3m to chawan
- Switch waybar window-rewrite and workspace icon from W3M to Chawan
- Drop web/w3m module

1 files changed, 4 insertions, 4 deletions

diff --git a/modules/communication/neomutt/assertions.nix b/modules/communication/neomutt/assertions.nix
index c4ce62a..5fad5c9 100644
--- a/modules/communication/neomutt/assertions.nix
+++ b/modules/communication/neomutt/assertions.nix
@@ -1,4 +1,4 @@
-# Assertions - Validates neomutt dependencies (less, bat, kitty, w3m) are enabled
+# Assertions - Validates neomutt dependencies (less, bat, kitty, chawan) are enabled
 { config, ... }:
 {
   assertions = [
@@ -24,10 +24,10 @@
       '';
     }
     {
-      assertion = !config.communication.neomutt.enable || config.web.w3m.enable;
+      assertion = !config.communication.neomutt.enable || config.web.chawan.enable;
       message = ''
-        communication.neomutt is enabled but web.w3m.enable is not.
-        neomutt uses w3m for HTML email rendering. Please enable web.w3m.
+        communication.neomutt is enabled but web.chawan.enable is not.
+        neomutt uses chawan for HTML email rendering. Please enable web.chawan.
       '';
     }
   ];