Add smear_cursor

nvim/.config/nvim/lua/plugins/smear_cursor.lua

@@ -0,0 +1,23 @@
+return {
+  "sphamba/smear-cursor.nvim",
+
+  opts = {
+    -- Smear cursor when switching buffers or windows.
+    smear_between_buffers = true,
+
+    -- Smear cursor when moving within line or to neighbor lines.
+    -- Use `min_horizontal_distance_smear` and `min_vertical_distance_smear` for finer control
+    smear_between_neighbor_lines = false,
+
+    -- Draw the smear in buffer space instead of screen space when scrolling
+    scroll_buffer_space = true,
+
+    -- Set to `true` if your font supports legacy computing symbols (block unicode symbols).
+    -- Smears will blend better on all backgrounds.
+    legacy_computing_symbols_support = true,
+
+    -- Smear cursor in insert mode.
+    -- See also `vertical_bar_cursor_insert_mode` and `distance_stop_animating_vertical_bar`.
+    smear_insert_mode = true,
+  },
+}