feat: add eye candy plugins

lua/custom/plugins/smear_cursor.lua

@@ -0,0 +1,12 @@
+return {
+  "sphamba/smear-cursor.nvim",
+  opts = {
+    legacy_computing_symbols_support = true,
+    transparent_bg_fallback_color = "#303030",
+    stiffness = 0.8,               -- 0.6      [0, 1]
+    trailing_stiffness = 0.6,      -- 0.3      [0, 1]
+    trailing_exponent = 0,         -- 0.1      >= 0
+    distance_stop_animating = 0.5, -- 0.1      > 0
+    hide_target_hack = false,      -- true     boolean
+  },
+}

lua/custom/plugins/smooth_scroll.lua

@@ -0,0 +1,6 @@
+return {
+  "karb94/neoscroll.nvim",
+  config = function ()
+    require('neoscroll').setup({})
+  end
+}

lua/custom/plugins/tiny_inline_diagnostic.lua

@@ -0,0 +1,9 @@
+return {
+    "rachartier/tiny-inline-diagnostic.nvim",
+    event = "VeryLazy", -- Or `LspAttach`
+    priority = 1000,    -- needs to be loaded in first
+    config = function()
+        vim.diagnostic.config({ virtual_text = false })
+        require('tiny-inline-diagnostic').setup({})
+    end
+}