updated dep readme and git

lua/plugins/git.lua

@@ -0,0 +1,19 @@
+return {
+  {
+    "lewis6991/gitsigns.nvim",
+    event = "VeryLazy",
+    config = function()
+      require("gitsigns").setup {
+        signcolumn = true,
+        numhl = true,
+        linehl = true,
+        word_diff = true,
+      }
+    end,
+  },
+
+  {
+    "sindrets/diffview.nvim",
+    event = "VeryLazy",
+  },
+}

readme.md

@@ -17,3 +17,13 @@ yamlfmt
 shfmt
 bash-language-server
 ```
+
+### **Nix**
+```
+nixfmt
+```
+
+### **PHP**
+```
+mago
+```