Task 008 implement boundary questions loop

apps/backend/src/infrastructure/schema.py

@@ -116,6 +116,7 @@ POSTGRES_SCHEMA_STATEMENTS: tuple[str, ...] = (
         id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
         article_id UUID NOT NULL REFERENCES articles(id) ON DELETE CASCADE,
         sort_order INTEGER NOT NULL,
+        category TEXT NOT NULL DEFAULT 'general',
         question TEXT NOT NULL,
         answer TEXT,
         is_required BOOLEAN NOT NULL DEFAULT true,
@@ -124,6 +125,7 @@ POSTGRES_SCHEMA_STATEMENTS: tuple[str, ...] = (
         UNIQUE (article_id, sort_order)
     )
     """,
+    "ALTER TABLE boundary_questions ADD COLUMN IF NOT EXISTS category TEXT NOT NULL DEFAULT 'general'",
     f"""
     CREATE TABLE IF NOT EXISTS article_plans (
         id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
@@ -413,6 +415,7 @@ SQLITE_SCHEMA_STATEMENTS: tuple[str, ...] = (
         id TEXT PRIMARY KEY,
         article_id TEXT NOT NULL,
         sort_order INTEGER NOT NULL,
+        category TEXT NOT NULL DEFAULT 'general',
         question TEXT NOT NULL,
         answer TEXT,
         is_required INTEGER NOT NULL DEFAULT 1,