[+] improve meson wrapper

1. provide properly custom pkg_config_path
    folders for meson;
  1.1. check that pyproject mode
    correctly discovers library built
    and installed by meson mode;

python/meson.build

@@ -5,7 +5,7 @@ project(
 	).stdout().strip('\n'),
 # 	'online.fxreader.uv',
 # 	['c', 'cpp'],
-	version: '0.1.5.21',
+	version: '0.1.5.23',
 # 	default_options: [
 # 		'cpp_std=c++23',
 # 		# 'prefer_static=true',

python/online/fxreader/pr34/commands_typed/cli.py

@@ -281,17 +281,27 @@ class CLI(abc.ABC):
 						]
 					)
 
-	@property
+	# @property
 	def pkg_config_path(
 		self,
-	) -> set[pathlib.Path]:
-		return {
+		project: Optional[str] = None,
+	) -> list[pathlib.Path]:
+		res: list[pathlib.Path] = []
+
+		if project:
+			res.append(self.projects[project].dest_dir / 'lib' / 'pkgconfig')
+
+		res.extend(
+			[
 				pathlib.Path(o)
 				for o in glob.glob(
 					str(self.dist_settings.env_path / 'lib' / 'python*' / '**' / 'pkgconfig'),
 					recursive=True,
 				)
-		}
+			]
+		)
+
+		return res
 
 	def deploy_wheel(
 		self,
@@ -701,6 +711,7 @@ class CLI(abc.ABC):
 			'setup',
 			str(project.source_dir),
 			str(project.build_dir / mode),
+			'--pkg-config-path={}'.format(json.dumps([str(o) for o in self.pkg_config_path(project_name)])),
 			'-Dmodes=["{}"]'.format(mode),
 			*extra_args,
 			# '-Dpkgconfig.relocatable=true',