fix: restore PROVEN_ARCHETYPES export + add new exports (get_theme_archetype, get_theme_fields, THEME_TO_ARCHETYPE)"

alpha_factory/deterministic/__init__.py

@@ -1,12 +1,21 @@
 """
 Deterministic modules — no LLM required.
 """
-from .lint import lint, quick_dedup_hash
-from .theme_sampler import pick_theme, compute_gap_scores, PROVEN_ARCHETYPES
+from .lint import lint, quick_dedup_hash, validate_field_exists
+from .theme_sampler import (
+    pick_theme, compute_gap_scores,
+    THEME_FIELDS, THEME_TO_ARCHETYPE, THEME_TO_TAG,
+    get_theme_fields, get_theme_archetype, get_theme_tag,
+)
 from .fitness import compute_fitness, would_pass_brain, regime_tag_years
 
+# Backward-compat alias: list of known archetype names
+PROVEN_ARCHETYPES = list(THEME_TO_ARCHETYPE.values())
+
 __all__ = [
-    "lint", "quick_dedup_hash",
+    "lint", "quick_dedup_hash", "validate_field_exists",
     "pick_theme", "compute_gap_scores", "PROVEN_ARCHETYPES",
+    "THEME_FIELDS", "THEME_TO_ARCHETYPE", "THEME_TO_TAG",
+    "get_theme_fields", "get_theme_archetype", "get_theme_tag",
     "compute_fitness", "would_pass_brain", "regime_tag_years",
 ]