mode: enter/exit debug mode with keybinding lifecycle

lua/tiny-debugger/init.lua

@@ -1,3 +1,18 @@
+local config = require("tiny-debugger.config")
+local mode = require("tiny-debugger.mode")
+
 local M = {}
 
+function M.setup(opts)
+  config.merge(opts)
+end
+
+function M.toggle()
+  mode.toggle()
+end
+
+function M.active()
+  return mode.is_active()
+end
+
 return M