Move NvimTree file explorer to left side

- Change side from 'right' to 'left' in nvim-tree.lua
  - Update edgy.nvim config to place NvimTree in left panel

lua/cargdev/plugins/twilight.lua

@@ -0,0 +1,24 @@
+return {
+  "folke/twilight.nvim",
+  cmd = { "Twilight", "TwilightEnable", "TwilightDisable" },
+  keys = {
+    { "<leader>zt", "<cmd>Twilight<cr>", desc = "Toggle Twilight" },
+  },
+  opts = {
+    dimming = {
+      alpha = 0.25,
+      color = { "Normal", "#ffffff" },
+      term_bg = "#000000",
+      inactive = false,
+    },
+    context = 10,
+    treesitter = true,
+    expand = {
+      "function",
+      "method",
+      "table",
+      "if_statement",
+    },
+    exclude = {},
+  },
+}