chore(build): switch from pyproject to meson build system

Signed-off-by: Boris Yumankulov <boria138@altlinux.org>

dev-scripts/bump_ver.py

@@ -13,6 +13,7 @@ APPIMAGE_RECIPE = BASE_DIR / "build-aux" / "AppImageBuilder.yml"
 ARCH_PKGBUILD = BASE_DIR / "build-aux" / "PKGBUILD"
 FEDORA_SPEC = BASE_DIR / "build-aux" / "fedora.spec"
 PYPROJECT = BASE_DIR / "pyproject.toml"
+MESON_BUILD = BASE_DIR / "meson.build"
 APP_PY = BASE_DIR / "portprotonqt" / "app.py"
 GITEA_WORKFLOW = BASE_DIR / ".gitea" / "workflows" / "build.yml"
 CHANGELOG = BASE_DIR / "CHANGELOG.md"
@@ -69,6 +70,19 @@ def bump_pyproject(path: Path, old: str, new: str) -> bool:
         path.write_text(new_text, encoding='utf-8')
     return bool(count)
 
+def bump_meson(path: Path, old: str, new: str) -> bool:
+    """
+    Update version in meson.build
+    """
+    if not path.exists():
+        return False
+    text = path.read_text(encoding='utf-8')
+    pattern = re.compile(r"(version:\s*)'" + re.escape(old) + r"'")
+    new_text, count = pattern.subn(lambda m: m.group(1) + f"'{new}'", text)
+    if count:
+        path.write_text(new_text, encoding='utf-8')
+    return bool(count)
+
 def bump_app_py(path: Path, old: str, new: str) -> bool:
     """
     Update __app_version__ in app.py
@@ -121,6 +135,7 @@ def main():
         (ARCH_PKGBUILD, bump_arch),
         (FEDORA_SPEC, bump_fedora),
         (PYPROJECT, bump_pyproject),
+        (MESON_BUILD, bump_meson),
         (APP_PY, bump_app_py),
         (GITEA_WORKFLOW, bump_workflow),
         (CHANGELOG, bump_changelog)