refactor + add some QoL plugins

config/plugins/collections/snacks.nix

@@ -0,0 +1,41 @@
+{...}:{
+  plugins.snacks = {
+    enable = true;
+
+    settings = {
+      bufdelete = {
+        enabled = true;
+      };
+
+      scroll = {
+        enabled = true;
+      };
+    };
+  };
+
+  keymaps = [
+    {
+      mode = ["n"];
+      key = "<leader>q";
+      action = {
+        __raw = "function() require('snacks').bufdelete() end"; 
+      };
+      options = {
+        desc = "Close current buffer";
+        silent = true;
+      };
+    }
+    
+    {
+      mode = ["n"];
+      key = "<leader>Q";
+      action = {
+        __raw = "function() require('snacks').bufdelete.other() end";
+      };
+      options = {
+        desc = "Close other buffers";
+        silent = true;
+      };
+    }
+  ];
+}