Adds better typing for connect_over_cdp/3

lib/playwright/browser_type.ex

@@ -35,7 +35,12 @@ defmodule Playwright.BrowserType do
   @type client :: :chromium | :firefox | :webkit
 
   @typedoc "Options for `connect/2`"
-  @type connect_options :: map()
+  @type connect_options :: %{
+          optional(:headers) => map(),
+          optional(:slow_mo) => integer(),
+          optional(:timeout) => integer()
+        }
+  @type connect_over_cdp_options :: connect_options()
 
   @typedoc "A map/struct providing call options"
   @type options :: map()
@@ -55,12 +60,12 @@ defmodule Playwright.BrowserType do
 
   ## Arguments
 
-  | key/name    | type   |                             | description |
+  | key/name      | type   |                             | description |
   | ------------- | ------ | --------------------------- | ----------- |
   | `ws_endpoint` | param  | `BrowserType.ws_endpoint()` | A browser websocket endpoint to connect to. |
   | `:headers`    | option | `map()`                     | Additional HTTP headers to be sent with websocket connect request |
-  | `:slow_mow`   | option | `integer()`                 | Slows down Playwright operations by the specified amount of milliseconds. Useful so that you can see what is going on. `(default: 0)` |
-  | `:logger`     | option |                             | Logger sink for Playwright logging |
+  | `:slow_mo`    | option | `integer()`                 | Slows down Playwright operations by the specified amount of milliseconds. Useful so that you can see what is going on. `(default: 0)` |
+  | `:logger`     | N/A    |  NOT IMPLEMENTED YET        | Logger sink for Playwright logging |
   | `:timeout`    | option | `integer()`                 | Maximum time in milliseconds to wait for the connection to be established. Pass `0` to disable timeout. `(default: 30_000 (30 seconds))` |
   """
   @spec connect(ws_endpoint(), connect_options()) :: {pid(), Playwright.Browser.t()}
@@ -77,13 +82,11 @@ defmodule Playwright.BrowserType do
     end
   end
 
-  # ---
-
   # IMPORTANT: `Browser` instances returned from `connect_over_cdp` are effectively pointers
   # to existing Chromium devtools sessions. That is, our `Catalog` will contain, for example,
   # multiple `Page` instances pointing to the same Playwright server browser session.
   # Or... something like that.
-  @spec connect_over_cdp(Playwright.Browser.t(), url(), options()) :: Playwright.Browser.t()
+  @spec connect_over_cdp(Playwright.Browser.t(), url(), connect_over_cdp_options()) :: Playwright.Browser.t()
   def connect_over_cdp(%Playwright.Browser{} = browser, endpoint_url, options \\ %{}) do
     params =
       %{