Add tiny inline diagnostics and fix $TERM in tmux and alacritty to

alacritty instead of xterm-256color

home/.config/alacritty/alacritty.toml

@@ -18,7 +18,7 @@ blinking = "Off"
 shape = "Block"
 
 [env]
-TERM = "xterm-256color"
+TERM = "alacritty"
 
 [font]
 size = 12

home/.config/nvim/lua/plugs/tiny-inline-diagnostics.lua

@@ -7,5 +7,13 @@ return {
         vim.diagnostic.config({
             virtual_text = false,
         })
+
+    vim.cmd [[
+        highlight DiagnosticUnderlineError gui=undercurl guisp=#ff0000   " Red for error
+        highlight DiagnosticUnderlineWarn gui=undercurl guisp=#ffaa00    " Yellow/Orange for warning
+        highlight DiagnosticUnderlineHint gui=undercurl guisp=#00ffff    " Cyan for hint
+        highlight DiagnosticUnderlineInfo gui=undercurl guisp=#0000ff    " Blue for info
+    ]]
+
     end
 }

home/.tmux.conf

@@ -66,10 +66,13 @@ bind-key -n M-C source-file ~/.tmux.conf \; display-message "Config reloaded"
 
 # Set the default terminal to support 256 colors
 set -g default-terminal "screen-256color"
+set -g default-terminal "alacritty"
 
 # Ensure tmux uses true color
-set-option -ga terminal-features 'xterm-256color:RGB'
-set-option -ga terminal-overrides ',xterm-256color:Tc'
+# set-option -ga terminal-features 'xterm-256color:RGB'
+# set-option -ga terminal-overrides ',xterm-256color:Tc'
+set-option -ga terminal-features 'alacritty:RGB'
+set-option -ga terminal-overrides ',alacritty:Tc'
 
 # Make sure that the index of windows and panes starts at 1
 set -g base-index 1