"""Release packaging script generating src/core/release-metadata.json."""

from __future__ import annotations

import hashlib
import json
from pathlib import Path


def build_release_metadata() -> Path:
    cfg_file = Path("runtime_config.local.json")
    cfg_bytes = cfg_file.read_bytes()
    cfg_sha = hashlib.sha256(cfg_bytes).hexdigest()

    metadata = {
        "release_version": "1.0.0",
        "runtime_config_sha256": cfg_sha,
        "certified_models": [
            "llama-3.1-8b-instant",
            "llama-3.3-70b-versatile",
            "deepseek-chat",
            "deepseek-reasoner",
            "gpt-4o-mini",
            "claude-3-haiku-20240307",
        ],
        "schemas": {
            "article_input": "1.0.0",
            "ecp_snapshot": "1.0.0",
            "candidates_payload": "1.0.0",
            "hygiene_response": "1.0.0",
            "repair_operations": "1.0.0",
            "enrichment_response": "1.0.0",
            "manifest_output": "1.0.0",
        },
        "prompts": {
            "article_content_hygiene": "1.0.0",
            "article_sentiment_tags": "1.0.0",
        },
    }

    out_file = Path("src/runtime/core/release-metadata.json")
    out_file.write_text(json.dumps(metadata, indent=2), encoding="utf-8")
    return out_file


if __name__ == "__main__":
    p = build_release_metadata()
    print(f"Generated release metadata at {p}")