chore: add pairs and comment plugin

lua/plugins/coding.lua

@@ -0,0 +1,20 @@
+return {
+    {
+        "echasnovski/mini.pairs",
+        event = "VeryLazy",
+        opts = {}
+    },
+
+    {
+        "echasnovski/mini.comment",
+        event = "VeryLazy",
+        opts = {
+            options = {
+                custom_commentstring = function()
+                    return require("ts_context_commentstring.internal").calculate_commentstring() or vim.bo.commentstring
+                end,
+            },
+        },
+    },
+}
+