Add control fulltext search

Signed-off-by: Sacha Al Himdani <sacha@getprobo.com>

pkg/coredata/migrations/20250607T173748Z.sql

@@ -0,0 +1,10 @@
+ALTER TABLE controls ADD COLUMN search_vector tsvector
+GENERATED ALWAYS AS (
+    to_tsvector('simple',
+        COALESCE(section_title, '') || ' ' ||
+        COALESCE(name, '') || ' ' ||
+        COALESCE(description, '')
+    )
+) STORED;
+
+CREATE INDEX controls_search_idx ON controls USING gin(search_vector);