Tmux compatibility, add just --unstable alias

myshell/.config/fish/config.fish

@@ -19,5 +19,9 @@ function fish_greeting
 end
 starship init fish | source
 
-set EDITOR "nvim"         # Set nvim as the default editor
-set VISUAL "nvim"
+alias just="just --unstable"
+
+if status is-interactive
+and not set -q TMUX
+    exec tmux new-session -A -s main
+end

nvim/.config/nvim/lua/custom/mappings.lua

@@ -1,5 +1,14 @@
 local M = {}
 
+M.general = {
+  n = {
+    ["<C-h>"] = { "<cmd> TmuxNavigateLeft<CR>", "window left"},
+    ["<C-l>"] = { "<cmd> TmuxNavigateRight<CR>", "window right"},
+    ["<C-j>"] = { "<cmd> TmuxNavigateDown<CR>", "window down"},
+    ["<C-k>"] = { "<cmd> TmuxNavigateUp<CR>", "window up"},
+  }
+}
+
 M.dap = {
   plugin = true,
   n = {

nvim/.config/nvim/lua/custom/plugins.lua

@@ -1,4 +1,8 @@
 local plugins = {
+  {
+    "christoomey/vim-tmux-navigator",
+    lazy = false
+  },
   {
     "williamboman/mason.nvim",
     opts = {