feat: more work on python scriptiong basics

src/renderer/python/runtimeProtocol.ts

@@ -5,12 +5,21 @@ export type PythonWorkerRequest =
       type: 'run';
       requestId: string;
       code: string;
+      cacheKey?: string;
+      entrypoint?: string;
     }
   | {
       type: 'renderMacroV1';
       requestId: string;
       code: string;
       context: MacroContextV1;
+      cacheKey?: string;
+    }
+  | {
+      type: 'inspectEntrypoints';
+      requestId: string;
+      code: string;
+      cacheKey?: string;
     };
 
 export type PythonWorkerMessage =
@@ -18,5 +27,6 @@ export type PythonWorkerMessage =
   | { type: 'error'; error: string }
   | { type: 'stdout'; requestId: string; chunk: string }
   | { type: 'runResult'; requestId: string; result: string }
+  | { type: 'entrypoints'; requestId: string; entrypoints: string[] }
   | { type: 'macroResult'; requestId: string; result: MacroResultV1 }
   | { type: 'runError'; requestId: string; error: string };