修正了种子编译器的错误

lib/Projectrans/Config.py

@@ -69,8 +69,17 @@ def resolve_paths(config: dict[str, Any], project_file: str) -> dict[str, Any]:
                 resolved_sources.append(resolve(src))
         result['sources'] = [s for s in resolved_sources if os.path.isfile(s)]
 
-    result['temp_dir'] = resolve(config.get('temp_dir'))
-    result['output_dir'] = resolve(config.get('output_dir'))
+    # build_dir: 统一构建目录（默认 ./.tpv_build），temp 和 output 作为其子目录
+    # 不再单独读取 temp_dir/output_dir，由 build_dir 自动计算
+    build_dir: str = config.get('build_dir', './.tpv_build')
+    build_dir = resolve(build_dir)
+    result['build_dir'] = build_dir
+    if build_dir is not None:
+        result['temp_dir'] = os.path.join(build_dir, 'temp')
+        result['output_dir'] = os.path.join(build_dir, 'output')
+    else:
+        result['temp_dir'] = None
+        result['output_dir'] = None
 
     if 'includes' in result:
         result['includes'] = [resolve(inc) for inc in result['includes']]