chore: sync subject schema definitions

.agents/skills/subject-schema-manager/scripts/subject_schema_manager.mjs

@@ -320,29 +320,14 @@ function replaceManagedBlock(document, block) {
     const replaced = `${document.slice(0, start)}${block}${document.slice(end + END_MARKER.length)}`;
     return removeLegacyDependencySection(replaced);
   }
-  const heading = /^## 2\.\s*Subject Definitions[^\n]*\n?/m.exec(document);
+  const heading = /^## \d+\.\s*Subject Definitions[^\n]*\n?/m.exec(document);
   if (heading) {
     const contentStart = heading.index + heading[0].length;
-    const nextHeading = /^## (?!#)[^\n]*\n?/gm;
+    const nextHeading = /^## \d+\.\s+[^\n]*\n?/gm;
     nextHeading.lastIndex = contentStart;
     const next = nextHeading.exec(document);
     const sectionEnd = next ? next.index : document.length;
-    const section = document.slice(contentStart, sectionEnd);
-    const objectHeadings = [...section.matchAll(/^### [^\n]*`([A-Za-z][A-Za-z0-9_-]*)`[^\n]*\n?/gm)];
-    let migratedSection = section;
-    if (objectHeadings.length) {
-      for (let index = objectHeadings.length - 1; index >= 0; index -= 1) {
-        const current = objectHeadings[index];
-        const startIndex = current.index;
-        const endIndex = objectHeadings[index + 1]?.index ?? section.length;
-        migratedSection = `${migratedSection.slice(0, startIndex)}${migratedSection.slice(endIndex)}`;
-      }
-      const firstIndex = objectHeadings[0].index;
-      migratedSection = `${migratedSection.slice(0, firstIndex)}\n${block}\n\n${migratedSection.slice(firstIndex)}`;
-    } else {
-      migratedSection = `\n${block}\n\n${section}`;
-    }
-    let migrated = `${document.slice(0, contentStart)}${migratedSection}${document.slice(sectionEnd)}`;
+    const migrated = `${document.slice(0, contentStart)}\n${block}\n\n${document.slice(sectionEnd)}`;
     return removeLegacyDependencySection(migrated);
   }
   return `${document.trimEnd()}\n\n## 2. Subject Definitions\n\n${block}\n`;