Rebuild .exe with CEF + win32gui fixes

- Updated build.spec with win32gui/win32con hidden imports
- Updated requirements_win.txt with cefpython3 docs
- Rebuilt .exe at 2026-07-24 14:41 (143 MB with CEF)
- All 12 resources bundled (icons, intro1.mp4)
- development-track.md updated with BUG-007, BUG-008

windows/requirements_win.txt

@@ -23,6 +23,17 @@ bcrypt>=4.2.0,<5.0.0
 # PyInstaller for building the .exe
 pyinstaller>=6.0
 
+# --- Windows-specific Libraries ---
+# cefpython3: Embedded Chromium browser (replaces subprocess Chrome/Edge)
+# Installed separately because it's a large package (69 MB):
+#   pip install cefpython3
+# cefpython3>=66.1
+# Note: Uncomment above line to bundle cefpython3 in the .exe.
+# Without it, weblinks fall back to subprocess Chrome/Edge.
+
+# pywin32: Windows API bindings (win32gui for SetForegroundWindow etc.)
+# Already installed as a dependency of kivy[base]
+
 # --- Optional: DirectShow filters for better video on Windows ---
 # ffmpeg (install via chocolatey or manual download)
 # https://ffmpeg.org/download.html