refactor: use JSON5 instead of JSON for BME prototype.

- use JSON5 for BME prototype description file instead of JSON to make us have ability that make comment in declaration files (TBD in future).
- upgrade corresponding scripts.
- confirm the finish of upgrading script into modern Python.

scripts/uv.lock

@@ -11,6 +11,15 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/78/b6/6307fbef88d9b5ee7421e68d78a9f162e0da4900bc5f5793f6d3d0e34fb8/annotated_types-0.7.0-py3-none-any.whl", hash = "sha256:1f02e8b43a8fbbc3f3e0d4f0f4bfc8131bcb4eebe8849b8e5c773f3a1c582a53", size = 13643, upload-time = "2024-05-20T21:33:24.1Z" },
 ]
 
+[[package]]
+name = "json5"
+version = "0.12.0"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/12/be/c6c745ec4c4539b25a278b70e29793f10382947df0d9efba2fa09120895d/json5-0.12.0.tar.gz", hash = "sha256:0b4b6ff56801a1c7dc817b0241bca4ce474a0e6a163bfef3fc594d3fd263ff3a", size = 51907, upload-time = "2025-04-03T16:33:13.201Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/41/9f/3500910d5a98549e3098807493851eeef2b89cdd3032227558a104dfe926/json5-0.12.0-py3-none-any.whl", hash = "sha256:6d37aa6c08b0609f16e1ec5ff94697e2cbbfbad5ac112afa05794da9ab7810db", size = 36079, upload-time = "2025-04-03T16:33:11.927Z" },
+]
+
 [[package]]
 name = "pillow"
 version = "10.2.0"
@@ -135,6 +144,7 @@ name = "scripts"
 version = "1.0.0"
 source = { virtual = "." }
 dependencies = [
+    { name = "json5" },
     { name = "pillow" },
     { name = "polib" },
     { name = "pydantic" },
@@ -142,6 +152,7 @@ dependencies = [
 
 [package.metadata]
 requires-dist = [
+    { name = "json5", specifier = ">=0.12.0" },
     { name = "pillow", specifier = "==10.2.0" },
     { name = "polib", specifier = ">=1.2.0" },
     { name = "pydantic", specifier = ">=2.11.7" },