Fix Elixir 1.19 and OTP 28 compatibility

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: khamilowicz

.dialyzer_ignore.exs

@@ -0,0 +1,3 @@
+[
+  {"lib/kino_membrane/component_info.ex", :call_without_opaque}
+]

mix.exs

@@ -43,19 +43,22 @@ defmodule KinoMembrane.Mixfile do
       {:membrane_core, "~> 1.0"},
       {:kino, "~> 0.13.2"},
       {:kino_vega_lite, "~> 0.1.9"},
-      {:ex_doc, ">= 0.0.0", only: :dev, runtime: false},
-      {:dialyxir, ">= 0.0.0", only: :dev, runtime: false},
-      {:credo, ">= 0.0.0", only: :dev, runtime: false}
+      {:ex_doc, "~> 0.34", only: :dev, runtime: false},
+      {:dialyxir, "~> 1.4", only: :dev, runtime: false},
+      {:credo, "~> 1.7", only: :dev, runtime: false}
     ]
   end
 
   defp dialyzer() do
     opts = [
-      flags: [:error_handling]
+      flags: [:error_handling],
+      plt_add_apps: [:mix, :syntax_tools],
+      ignore_warnings: ".dialyzer_ignore.exs"
     ]
 
     if System.get_env("CI") == "true" do
       # Store PLTs in cacheable directory for CI
+      File.mkdir_p!(Path.join([__DIR__, "priv", "plts"]))
       [plt_local_path: "priv/plts", plt_core_path: "priv/plts"] ++ opts
     else
       opts