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/kulala.lua

@@ -0,0 +1,25 @@
+return {
+  "mistweaverco/kulala.nvim",
+  ft = "http",
+  keys = {
+    { "<leader>kr", "<cmd>lua require('kulala').run()<cr>", desc = "Run HTTP request" },
+    { "<leader>ka", "<cmd>lua require('kulala').run_all()<cr>", desc = "Run all requests" },
+    { "<leader>kp", "<cmd>lua require('kulala').jump_prev()<cr>", desc = "Previous request" },
+    { "<leader>kn", "<cmd>lua require('kulala').jump_next()<cr>", desc = "Next request" },
+    { "<leader>ki", "<cmd>lua require('kulala').inspect()<cr>", desc = "Inspect request" },
+    { "<leader>kt", "<cmd>lua require('kulala').toggle_view()<cr>", desc = "Toggle headers/body" },
+    { "<leader>kc", "<cmd>lua require('kulala').copy()<cr>", desc = "Copy as cURL" },
+    { "<leader>ke", "<cmd>lua require('kulala').set_selected_env()<cr>", desc = "Set environment" },
+  },
+  opts = {
+    default_view = "body",
+    split_direction = "vertical",
+    icons = {
+      inlay = {
+        loading = "⏳",
+        done = "✅",
+        error = "❌",
+      },
+    },
+  },
+}