fix: allow legacy instrument properties

Author: joshunrau

packages/runtime-core/src/define.d.ts

@@ -20,28 +20,19 @@ type DiscriminatedInstrument<
       : never
     : never;
 
-/** @public */
-type LegacyInstrumentProperties = {
-  details: {
-    estimatedDuration?: never;
-    instructions?: never;
-  };
-};
-
 /** @public */
 type InstrumentDef<
   TKind extends InstrumentKind,
   TLanguage extends InstrumentLanguage,
   TSchema extends z.ZodTypeAny
-> = LegacyInstrumentProperties &
-  Omit<
-    DiscriminatedInstrument<TKind, TLanguage, z.TypeOf<TSchema>>,
-    '__runtimeVersion' | 'kind' | 'language' | 'validationSchema'
-  > & {
-    kind: TKind;
-    language: TLanguage;
-    validationSchema: TSchema;
-  };
+> = Omit<
+  DiscriminatedInstrument<TKind, TLanguage, z.TypeOf<TSchema>>,
+  '__runtimeVersion' | 'kind' | 'language' | 'validationSchema'
+> & {
+  kind: TKind;
+  language: TLanguage;
+  validationSchema: TSchema;
+};
 
 /** @public */
 export declare function defineInstrument<