refactor(synapse): backend updates, add icons module, relocate playbooks to data/playbooks

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

synapse/playbook_manager.py

@@ -1,11 +1,8 @@
-import threading
 from typing import List
 from .playbooks.store import playbook_store, PlaybookItem
 
 
 class PlaybookManager:
-    _lock = threading.Lock()
-
     @classmethod
     def _all(cls) -> List[PlaybookItem]:
         """Return all playbooks sorted by order (position 0 is always main)."""
@@ -25,18 +22,10 @@ class PlaybookManager:
     @classmethod
     def get_system_prompt(cls) -> str:
         playbook = cls.get_main_playbook()
-        return getattr(playbook, "instructions", "") or "" if playbook else ""
-
-    @classmethod
-    def render_prompt(cls, user_message: str, variables: dict | None = None) -> str:
-        if not variables:
-            return user_message
-        result = user_message
-        for key, value in variables.items():
-            result = result.replace(f"{{{{{key}}}}}", str(value))
-        return result
-
-    # Keep old name as alias so nothing else breaks
-    @classmethod
-    def get_active_playbook(cls) -> PlaybookItem | None:
-        return cls.get_main_playbook()
+        if not playbook:
+            return ""
+        goal = (getattr(playbook, "goal", "") or "").strip()
+        instructions = (getattr(playbook, "instructions", "") or "").strip()
+        if goal and instructions:
+            return f"{goal}\n\n{instructions}"
+        return goal or instructions