feat: add preview image method

lua/plugins/override.lua

@@ -140,4 +140,36 @@ return {
 			},
 		},
 	},
+	{
+		"nvim-telescope/telescope.nvim",
+		opts = {
+			defaults = {
+				preview = {
+					mime_hook = function(filepath, bufnr, opts)
+						local is_image = function(_filepath)
+							local image_extensions = { "png", "jpg" }
+							local split_path = vim.split(_filepath:lower(), ".", { plain = true })
+							local extension = split_path[#split_path]
+							return vim.tbl_contains(image_extensions, extension)
+						end
+						if is_image(filepath) then
+							local term = vim.api.nvim_open_term(bufnr, {})
+							local function send_output(_, data, _)
+								for _, d in ipairs(data) do
+									vim.api.nvim_chan_send(term, d .. "\r\n")
+								end
+							end
+							vim.fn.jobstart({
+								"kitten",
+								"icat",
+								filepath,
+							}, { on_stdout = send_output, stdout_buffered = true, pty = true })
+						else
+							require("telescope.previewers.utils").set_preview_message(bufnr, opts.winid, "Binary cannot be previewed")
+						end
+					end,
+				},
+			},
+		},
+	},
 }