feat: rounded corners floating windows, voloured ring on float window

after/plugin/lsp.lua

+-- local border = {
+--   { "🭽", "FloatBorder" },
+--   { "▔", "FloatBorder" },
+--   { "🭾", "FloatBorder" },
+--   { "▕", "FloatBorder" },
+--   { "🭿", "FloatBorder" },
+--   { "▁", "FloatBorder" },
+--   { "🭼", "FloatBorder" },
+--   { "▏", "FloatBorder" },
+-- }
+--
+-- LSP settings (for overriding per client)
+local handlers = {
+  -- ["textDocument/hover"] = vim.lsp.with(vim.lsp.handlers.hover, { border = border }),
+  -- ["textDocument/signatureHelp"] = vim.lsp.with(vim.lsp.handlers.signature_help, { border = border }),
+  ["textDocument/hover"] = vim.lsp.with(vim.lsp.handlers.hover, { border = 'rounded' }),
+  ["textDocument/signatureHelp"] = vim.lsp.with(vim.lsp.handlers.signature_help, { border = 'rounded' }),
+}
 -- [[ Configure LSP ]]
 --  This function gets run when an LSP connects to a particular buffer.
 local on_attach = function(_, bufnr)
@@ -14,6 +32,11 @@ local on_attach = function(_, bufnr)
   --     focusable = true,
   --   },
   -- }
+  --
+  --
+  --
+  --
+  --
   local signs = { Error = "", Warn = "", Hint = "", Info = "" }
   for type, icon in pairs(signs) do
     local hl = "DiagnosticSign" .. type
@@ -114,6 +137,7 @@ mason_lspconfig.setup_handlers {
   function(server_name)
     require('lspconfig')[server_name].setup {
       capabilities = capabilities,
+      handlers = handlers,
       on_attach = on_attach,
       settings = servers[server_name],
       filetypes = (servers[server_name] or {}).filetypes,

lua/config/autocmds.lua

+vim.cmd [[autocmd! ColorScheme * highlight FloatBorder guifg=#ea9a97]]
 vim.cmd [[autocmd BufWritePre * lua vim.lsp.buf.format()]]
 
 -- [[ Highlight on yank ]]