fix: harden task3 qdrant compatibility boundaries

harness/tht/config.py

@@ -550,17 +550,8 @@ def load_config(path: Path) -> Config:
     _validate_internal_embedding_contract(expanded, path)
     _validate_internal_vector_contract(expanded, path)
     translated, used_legacy = translate_legacy_config(expanded)
+    _validate_vector_resource_consistency(expanded, translated, path)
     vectors = translated.get("vectors")
-    resource_vector = expanded.get("resources", {}).get("vector") if isinstance(
-        expanded.get("resources"), dict
-    ) else None
-    if (
-        isinstance(vectors, dict)
-        and vectors.get("type") == "qdrant"
-        and isinstance(resource_vector, dict)
-        and "collection_lifecycle" in resource_vector
-    ):
-        vectors["collection_lifecycle"] = resource_vector["collection_lifecycle"]
     # runtime_identity is the registry marker.  The lifecycle is an internal
     # runtime policy, never a descriptor-controlled option.
     if (
@@ -673,6 +664,37 @@ def _validate_internal_embedding_contract(raw: dict[str, Any], path: Path) -> No
         )
 
 
+def _normalize_qdrant_base_url(value: str) -> str:
+    parsed = urlparse(value)
+    hostname = (parsed.hostname or "").lower()
+    try:
+        port = parsed.port
+    except ValueError:
+        port = None
+    host = f"[{hostname}]" if ":" in hostname and not hostname.startswith("[") else hostname
+    netloc = f"{host}:{port}" if port is not None else host
+    return f"{parsed.scheme.lower()}://{netloc}{parsed.path.rstrip('/') or '/'}"
+
+
+def _validate_vector_resource_consistency(raw: dict[str, Any], translated: dict[str, Any], path: Path) -> None:
+    """Reject divergent top-level and compatibility Qdrant resource views."""
+    resources = raw.get("resources")
+    resource = resources.get("vector") if isinstance(resources, dict) else None
+    vectors = translated.get("vectors")
+    if not isinstance(resource, dict) or not isinstance(vectors, dict):
+        return
+    if vectors.get("type") != "qdrant" or resource.get("engine") != "qdrant":
+        raise ConfigError(
+            f"Configurazione non valida in {path}: vectors and resources.vector must both describe qdrant"
+        )
+    if _normalize_qdrant_base_url(vectors.get("base_url", "")) != _normalize_qdrant_base_url(
+        resource.get("base_url", "")
+    ) or vectors.get("collection") != resource.get("collection"):
+        raise ConfigError(
+            f"Configurazione non valida in {path}: vectors and resources.vector disagree"
+        )
+
+
 def _validate_internal_vector_contract(raw: dict[str, Any], path: Path) -> None:
     resources = raw.get("resources")
     if not isinstance(resources, dict):
@@ -684,7 +706,7 @@ def _validate_internal_vector_contract(raw: dict[str, Any], path: Path) -> None:
     engine = vector.get("engine")
     base_url = vector.get("base_url")
     collection = vector.get("collection")
-    allowed = {"engine", "base_url", "collection", "collection_lifecycle"}
+    allowed = {"engine", "base_url", "collection"}
     unexpected = sorted(set(vector) - allowed)
     if unexpected:
         raise ConfigError(