cmp,harpoon,illuminate,lspkind: added

config/core.nix

@@ -3,7 +3,36 @@
     # Color scheme.
     colorschemes.catppuccin = {
       enable = true;
-      settings.flavour = "mocha";
+      settings = {
+        flavour = "mocha";
+        no_bold = false;
+        no_italic = false;
+        no_underline = false;
+        integrations = {
+          cmp = true;
+          neotree = true;
+          harpoon = true;
+          gitsigns = true;
+          which_key = true;
+          illuminate.enabled = true;
+          treesitter = true;
+          treesitter_context = true;
+          telescope.enabled = true;
+          indent_blankline.enabled = true;
+          native_lsp = {
+            enabled = true;
+            inlay_hints = {
+              background = true;
+            };
+            underlines = {
+              errors = ["underline"];
+              hints = ["underline"];
+              information = ["underline"];
+              warnings = ["underline"];
+            };
+          };
+        };
+      };
     };
 
     # Options.