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/lspsaga.lua

@@ -0,0 +1,176 @@
+return {
+  "nvimdev/lspsaga.nvim",
+  dependencies = {
+    "nvim-treesitter/nvim-treesitter",
+    "nvim-tree/nvim-web-devicons",
+  },
+  event = "LspAttach",
+  opts = {
+    ui = {
+      border = "rounded",
+      devicon = true,
+      title = true,
+      expand = "",
+      collapse = "",
+      code_action = "💡",
+      actionfix = " ",
+      lines = { "┗", "┣", "┃", "━", "┏" },
+      kind = nil,
+      imp_sign = "󰳛 ",
+    },
+    hover = {
+      max_width = 0.9,
+      max_height = 0.8,
+      open_link = "gx",
+      open_cmd = "!open",
+    },
+    diagnostic = {
+      show_code_action = false,
+      show_layout = "float",
+      show_normal_height = 10,
+      jump_num_shortcut = true,
+      max_width = 0.8,
+      max_height = 0.6,
+      max_show_width = 0.9,
+      max_show_height = 0.6,
+      text_hl_follow = false,
+      border_follow = true,
+      extend_relatedInformation = false,
+      diagnostic_only_current = true,
+      keys = {
+        exec_action = "o",
+        quit = "q",
+        toggle_or_jump = "<CR>",
+        quit_in_show = { "q", "<ESC>" },
+      },
+    },
+    code_action = {
+      num_shortcut = true,
+      show_server_name = true,
+      extend_gitsigns = true,
+      only_in_cursor = true,
+      max_height = 0.3,
+      keys = {
+        quit = "q",
+        exec = "<CR>",
+      },
+    },
+    lightbulb = {
+      enable = false, -- Using nvim-lightbulb instead
+      sign = false,
+      virtual_text = false,
+    },
+    scroll_preview = {
+      scroll_down = "<C-f>",
+      scroll_up = "<C-b>",
+    },
+    finder = {
+      max_height = 0.5,
+      left_width = 0.3,
+      right_width = 0.5,
+      methods = {},
+      default = "ref+imp",
+      layout = "float",
+      silent = false,
+      filter = {},
+      keys = {
+        shuttle = "[w",
+        toggle_or_open = "o",
+        vsplit = "s",
+        split = "i",
+        tabe = "t",
+        tabnew = "r",
+        quit = "q",
+        close = "<C-c>",
+      },
+    },
+    definition = {
+      width = 0.6,
+      height = 0.5,
+      keys = {
+        edit = "<C-c>o",
+        vsplit = "<C-c>v",
+        split = "<C-c>i",
+        tabe = "<C-c>t",
+        quit = "q",
+        close = "<C-c>",
+      },
+    },
+    rename = {
+      in_select = true,
+      auto_save = false,
+      project_max_width = 0.5,
+      project_max_height = 0.5,
+      keys = {
+        quit = "<C-c>",
+        exec = "<CR>",
+        select = "x",
+      },
+    },
+    symbol_in_winbar = {
+      enable = false, -- Using dropbar instead
+      separator = " › ",
+      hide_keyword = true,
+      show_file = true,
+      folder_level = 1,
+      color_mode = true,
+    },
+    outline = {
+      win_position = "right",
+      win_width = 30,
+      auto_preview = true,
+      detail = true,
+      auto_close = true,
+      close_after_jump = false,
+      layout = "normal",
+      max_height = 0.5,
+      left_width = 0.3,
+      keys = {
+        toggle_or_jump = "o",
+        quit = "q",
+        jump = "e",
+      },
+    },
+    callhierarchy = {
+      layout = "float",
+      keys = {
+        edit = "e",
+        vsplit = "s",
+        split = "i",
+        tabe = "t",
+        quit = "q",
+        shuttle = "[w",
+        toggle_or_req = "u",
+        close = "<C-c>",
+      },
+    },
+    implement = {
+      enable = true,
+      sign = true,
+      virtual_text = true,
+    },
+    beacon = {
+      enable = true,
+      frequency = 7,
+    },
+  },
+  keys = {
+    { "gh", "<cmd>Lspsaga finder<cr>", desc = "LSP Finder" },
+    { "<leader>ca", "<cmd>Lspsaga code_action<cr>", mode = { "n", "v" }, desc = "Code action" },
+    { "gr", "<cmd>Lspsaga rename<cr>", desc = "Rename" },
+    { "gR", "<cmd>Lspsaga rename ++project<cr>", desc = "Rename (project)" },
+    { "gd", "<cmd>Lspsaga peek_definition<cr>", desc = "Peek definition" },
+    { "gD", "<cmd>Lspsaga goto_definition<cr>", desc = "Goto definition" },
+    { "gt", "<cmd>Lspsaga peek_type_definition<cr>", desc = "Peek type definition" },
+    { "gT", "<cmd>Lspsaga goto_type_definition<cr>", desc = "Goto type definition" },
+    { "<leader>sl", "<cmd>Lspsaga show_line_diagnostics<cr>", desc = "Line diagnostics" },
+    { "<leader>sc", "<cmd>Lspsaga show_cursor_diagnostics<cr>", desc = "Cursor diagnostics" },
+    { "<leader>sb", "<cmd>Lspsaga show_buf_diagnostics<cr>", desc = "Buffer diagnostics" },
+    { "[d", "<cmd>Lspsaga diagnostic_jump_prev<cr>", desc = "Prev diagnostic" },
+    { "]d", "<cmd>Lspsaga diagnostic_jump_next<cr>", desc = "Next diagnostic" },
+    { "K", "<cmd>Lspsaga hover_doc<cr>", desc = "Hover doc" },
+    { "<leader>ci", "<cmd>Lspsaga incoming_calls<cr>", desc = "Incoming calls" },
+    { "<leader>co", "<cmd>Lspsaga outgoing_calls<cr>", desc = "Outgoing calls" },
+    { "<leader>so", "<cmd>Lspsaga outline<cr>", desc = "Toggle outline" },
+  },
+}