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/harpoon.lua

@@ -0,0 +1,33 @@
+return {
+  "ThePrimeagen/harpoon",
+  branch = "harpoon2",
+  dependencies = { "nvim-lua/plenary.nvim" },
+  config = function()
+    local harpoon = require("harpoon")
+
+    harpoon:setup({
+      settings = {
+        save_on_toggle = true,
+        sync_on_ui_close = true,
+        key = function()
+          return vim.loop.cwd()
+        end,
+      },
+    })
+
+    -- Keymaps
+    vim.keymap.set("n", "<leader>ha", function() harpoon:list():add() end, { desc = "Harpoon add file" })
+    vim.keymap.set("n", "<leader>hh", function() harpoon.ui:toggle_quick_menu(harpoon:list()) end, { desc = "Harpoon menu" })
+
+    -- Quick navigation to harpooned files
+    vim.keymap.set("n", "<leader>1", function() harpoon:list():select(1) end, { desc = "Harpoon file 1" })
+    vim.keymap.set("n", "<leader>2", function() harpoon:list():select(2) end, { desc = "Harpoon file 2" })
+    vim.keymap.set("n", "<leader>3", function() harpoon:list():select(3) end, { desc = "Harpoon file 3" })
+    vim.keymap.set("n", "<leader>4", function() harpoon:list():select(4) end, { desc = "Harpoon file 4" })
+    vim.keymap.set("n", "<leader>5", function() harpoon:list():select(5) end, { desc = "Harpoon file 5" })
+
+    -- Navigate between harpooned files
+    vim.keymap.set("n", "<leader>hp", function() harpoon:list():prev() end, { desc = "Harpoon prev" })
+    vim.keymap.set("n", "<leader>hn", function() harpoon:list():next() end, { desc = "Harpoon next" })
+  end,
+}