refactor: research - move domain to repository root

scripts/check-directory-docs.py

@@ -22,7 +22,7 @@ REQUIRED_DIRS = [
     Path("docs/getting-started"),
     Path("docs/philosophy"),
     Path("docs/references"),
-    Path("docs/research"),
+    Path("research"),
     Path("docs/workflow"),
     Path("metadata"),
     Path("prompts"),
@@ -77,11 +77,10 @@ def should_skip(directory: Path) -> bool:
 def is_research_repository_snapshot(rel: Path) -> bool:
     parts = rel.parts
     return (
-        len(parts) >= 5
-        and parts[0] == "docs"
-        and parts[1] == "research"
-        and parts[3] == "raw"
-        and parts[4] == "repository"
+        len(parts) >= 4
+        and parts[0] == "research"
+        and parts[2] == "raw"
+        and parts[3] == "repository"
     )