feat: add URL-auth eval export endpoint for WSI training pipeline

Author: WattCoin-Org

admin_blueprint.py

@@ -3965,3 +3965,58 @@ def api_eval_stats():
         "ready": total >= 180,
         "counts": counts,
     })
+
+@admin_bp.route('/api/eval-export-wsi/<secret>')
+def api_eval_export_wsi(secret):
+    """Standalone eval export with URL-based auth for training pipeline."""
+    import os as _os
+    expected = _os.getenv("ADMIN_API_KEY", "")
+    if not expected or secret != expected:
+        return jsonify({"error": "Unauthorized", "debug_key_set": bool(expected)}), 401
+    
+    import io, zipfile
+    from flask import send_file
+    
+    eval_dir = _os.getenv("EVAL_LOG_DIR", "data/eval_log")
+    subdirs = ["pr_reviews_public", "pr_reviews_internal", "bounty_evaluations",
+               "security_audits", "swarmsolve_audits", "task_verifications"]
+    
+    fmt = request.args.get("format", "zip")
+    
+    if fmt == "json":
+        import json as _json
+        all_evals = []
+        for subdir in subdirs:
+            path = _os.path.join(eval_dir, subdir)
+            if not _os.path.isdir(path):
+                continue
+            for fname in sorted(_os.listdir(path)):
+                if not fname.endswith(".json"):
+                    continue
+                try:
+                    with open(_os.path.join(path, fname)) as f:
+                        record = _json.load(f)
+                    record["_eval_type"] = subdir
+                    all_evals.append(record)
+                except Exception:
+                    continue
+        return jsonify({"total": len(all_evals), "evaluations": all_evals})
+    
+    # Default: zip
+    buf = io.BytesIO()
+    file_count = 0
+    with zipfile.ZipFile(buf, "w", zipfile.ZIP_DEFLATED) as zf:
+        for subdir in subdirs:
+            path = _os.path.join(eval_dir, subdir)
+            if not _os.path.isdir(path):
+                continue
+            for fname in sorted(_os.listdir(path)):
+                if not fname.endswith(".json"):
+                    continue
+                zf.write(_os.path.join(path, fname), _os.path.join(subdir, fname))
+                file_count += 1
+    if file_count == 0:
+        return jsonify({"error": "No eval data found", "eval_dir": eval_dir}), 404
+    buf.seek(0)
+    return send_file(buf, mimetype="application/zip", as_attachment=True, download_name="wsi_training_data.zip")
+