add install by lazy and info about highlighting

README.md

@@ -11,10 +11,38 @@ See [akinsho/nvim-toggleterm](https://github.com/akinsho/nvim-toggleterm.lua#cus
 Install using [`vim-plug`](https://github.com/junegunn/vim-plug):
 
 ```vim
-" nvim v0.5.0
+" nvim v0.7.2
 Plug 'kdheepak/lazygit.nvim'
 ```
 
+Install using [`packer.nvim`](https://github.com/wbthomason/packer.nvim):
+
+```lua
+-- nvim v0.7.2
+use({
+    "kdheepak/lazygit.nvim",
+    -- optional for floating window border decoration
+    requires = {
+        "nvim-lua/plenary.nvim",
+    },
+})
+```
+
+Install using [`lazy.nvim`](https://github.com/folke/lazy.nvim):
+
+```lua
+-- nvim v0.8.0
+require("lazy").setup({
+    {
+        "kdheepak/lazygit.nvim",
+        -- optional for floating window border decoration
+        dependencies = {
+            "nvim-lua/plenary.nvim",
+        },
+    },
+})
+```
+
 Feel free to use any plugin manager.
 Just remember that if you are not using the latest neovim release, you will need to use [the `nvim-v0.4.3` branch](https://github.com/kdheepak/lazygit.vim/tree/nvim-v0.4.3).
 Integration with `nvr` works better on the `main` branch.
@@ -32,7 +60,7 @@ The following are configuration options and their defaults.
 ```vim
 let g:lazygit_floating_window_winblend = 0 " transparency of floating window
 let g:lazygit_floating_window_scaling_factor = 0.9 " scaling factor for floating window
-let g:lazygit_floating_window_corner_chars = ['╭', '╮', '╰', '╯'] " customize lazygit popup window corner characters
+let g:lazygit_floating_window_chars = ['╭','─', '╮', '│', '╯','─', '╰', '│'] " customize lazygit popup window corner characters
 let g:lazygit_floating_window_use_plenary = 0 " use plenary.nvim to manage floating window if available
 let g:lazygit_use_neovim_remote = 1 " fallback to 0 if neovim-remote is not installed
 
@@ -40,6 +68,17 @@ let g:lazygit_use_custom_config_file_path = 0 " config file path is evaluated if
 let g:lazygit_config_file_path = '' " custom config file path
 ```
 
+```lua
+vim.g.lazygit_floating_window_winblend = 0 -- transparency of floating window
+vim.g.lazygit_floating_window_scaling_factor = 0.9 -- scaling factor for floating window
+vim.g.lazygit_floating_window_chars = ['╭','─', '╮', '│', '╯','─', '╰', '│'] -- customize lazygit popup window corner characters
+vim.g.lazygit_floating_window_use_plenary = 0 -- use plenary.nvim to manage floating window if available
+vim.g.lazygit_use_neovim_remote = 1 -- fallback to 0 if neovim-remote is not installed
+
+vim.g.lazygit_use_custom_config_file_path = 0 -- config file path is evaluated if this value is 1
+vim.g.lazygit_config_file_path = '' -- custom config file path
+```
+
 Call `:LazyGit` to start a floating window with `lazygit` in the current working directory.
 And set up a mapping to call `:LazyGit`:
 
@@ -138,18 +177,40 @@ Instead, you can open it with telescope.
 
 **How to use**
 
-Install the plugin using:
+Install using [`packer.nvim`](https://github.com/wbthomason/packer.nvim):
 
-```
+```lua
+-- nvim v0.7.2
 use({
-    "nvim-telescope/telescope.nvim",
-    requires = { { "nvim-lua/plenary.nvim" }, { "kdheepak/lazygit.nvim" } },
+    "kdheepak/lazygit.nvim",
+    requires = {
+        "nvim-telescope/telescope.nvim",
+        "nvim-lua/plenary.nvim",
+    },
     config = function()
         require("telescope").load_extension("lazygit")
     end,
 })
 ```
 
+Install using [`lazy.nvim`](https://github.com/folke/lazy.nvim):
+
+```lua
+-- nvim v0.8.0
+require("lazy").setup({
+    {
+        "kdheepak/lazygit.nvim",
+        dependencies =  {
+            "nvim-telescope/telescope.nvim",
+            "nvim-lua/plenary.nvim"
+        },
+        config = function()
+            require("telescope").load_extension("lazygit")
+        end,
+    },
+})
+```
+
 Lazy loading `lazygit.nvim` for telescope functionality is not supported. Open an issue if you wish to have this feature.
 
 If you are not using Packer, to load the telescope extension, you have to add this line to your configuration:
@@ -172,3 +233,10 @@ Once you have loaded the extension, you can invoke the plugin using:
 ```lua
 lua require("telescope").extensions.lazygit.lazygit()
 ```
+
+### Highlighting groups
+
+| Highlight Group   | Default Group | Description                              |
+| ------------------| --------------| -----------------------------------------|
+| **LazyGitFloat**  | **_Normal_**  | Float terminal foreground and background |
+| **LazyGitBorder** | **_Normal_**  | Float terminal border                    |