rebase

app/prompts/registry.py

@@ -0,0 +1,49 @@
+"""Prompt registry — single entry point: `get_prompt(stage, language)`.
+
+Per §10.1 of the TDD, all LLM prompts are stored in English (the "ru" key is
+legacy and not used for new development). The narrative output language is
+controlled by passing `{language}` into the prompt at format time.
+"""
+
+from __future__ import annotations
+
+from app.prompts.stages import (
+    intro_scene,
+    orchestrator_phase1,
+    orchestrator_phase2,
+    orchestrator_phase3_suggest,
+    orchestrator_phase3_summary,
+    subagent,
+    summary,
+    world_builder_entities,
+    world_builder_env,
+    world_builder_schema,
+    world_editor,
+)
+
+# Map stage name -> module
+_STAGE_MODULES = {
+    "world_builder_schema": world_builder_schema,
+    "world_builder_env": world_builder_env,
+    "world_builder_entities": world_builder_entities,
+    "world_editor": world_editor,
+    "orchestrator_phase1": orchestrator_phase1,
+    "orchestrator_phase2": orchestrator_phase2,
+    "orchestrator_phase3_summary": orchestrator_phase3_summary,
+    "orchestrator_phase3_suggest": orchestrator_phase3_suggest,
+    "intro_scene": intro_scene,
+    "subagent": subagent,
+    "summary": summary,
+}
+
+
+def get_prompt(stage: str, language: str = "en") -> str:
+    """Return the prompt template string for the given stage and language.
+
+    Falls back to English if the requested language is not available.
+    """
+    mod = _STAGE_MODULES.get(stage)
+    if mod is None:
+        raise KeyError(f"Unknown prompt stage: {stage!r}")
+    prompts: dict[str, str] = getattr(mod, "PROMPTS", {})
+    return prompts.get(language, prompts.get("en", ""))