nvim: split ui-related plugins into separate file

dot_config/nvim/lua/plugins/base.lua

@@ -1,14 +1,6 @@
 -- Base plugins and libraries
 
 return {
-  {
-    "catppuccin/nvim",
-    priority = 1000,
-    lazy = false,
-    config = function()
-      vim.cmd([[colorscheme catppuccin-mocha]])
-    end,
-  },
   "nvim-lua/plenary.nvim",
   {
     "folke/snacks.nvim",

dot_config/nvim/lua/plugins/ui.lua

@@ -0,0 +1,53 @@
+-- Stuff that makes Neovim look nicer
+
+return {
+  {
+    "catppuccin/nvim",
+    priority = 1000,
+    lazy = false,
+    config = function()
+      vim.cmd([[colorscheme catppuccin-mocha]])
+    end,
+  },
+  {
+    "sschleemilch/slimline.nvim",
+    opts = {
+      style = "fg",
+      bold = true,
+      hl = {
+        secondary = "Comment",
+      },
+      configs = {
+        mode = {
+          hl = {
+            normal = "Comment",
+            insert = "Normal",
+            pending = "Normal",
+            visual = "Normal",
+            command = "Normal",
+          },
+        },
+        path = {
+          hl = {
+            primary = "Label",
+          },
+        },
+        git = {
+          hl = {
+            primary = "Function",
+          },
+        },
+        diagnostics = {
+          hl = {
+            primary = "Statement",
+          },
+        },
+        filetype_lsp = {
+          hl = {
+            primary = "String",
+          },
+        },
+      },
+    },
+  },
+}