v2.2.1: fix compaction orphaning tool outputs causing Crof incomplete

- Fix compaction cutting between function_call and function_call_output pairs
- Orphaned tool results confused Crof models causing finish_reason=length
- reasoning_effort=none now always sends enable_thinking=false too
- Added Crof upstream debug logging

src/codex-launcher-gui

@@ -24,6 +24,11 @@ model_catalog_json = ""
 """
 
 CHANGELOG = [
+    ("2.2.1", "2026-05-20", [
+        "Fixed compaction orphaning function_call_output items — root cause of Crof incomplete responses",
+        "Compaction now respects function_call/function_call_output pairs — no more dangling tool results",
+        "Fixed reasoning control: reasoning_effort=none now always sends enable_thinking=false too",
+    ]),
     ("2.2.0", "2026-05-20", [
         "Added per-provider Reasoning On/Off toggle in endpoint editor",
         "Added Reasoning Effort level per provider: None, Minimal, Low, Medium, High, Max",
@@ -543,7 +548,7 @@ class LauncherWin(Gtk.Window):
         # header row
         hdr = Gtk.Box(spacing=8)
         vbox.pack_start(hdr, False, False, 0)
-        lbl = Gtk.Label(label="<b>Codex Launcher v2.2.0</b>")
+        lbl = Gtk.Label(label="<b>Codex Launcher v2.2.1</b>")
         lbl.set_use_markup(True)
         hdr.pack_start(lbl, False, False, 0)
         changelog_btn = Gtk.Button(label="Changelog")