perf(db): add revision and module query indexes

Индексы для diff/list префиксов и сортировки модулей; covering index для pagination.

Co-authored-by: Cursor <[email protected]>

migrations/sqlite/000014_query_indexes.down.sql

@@ -0,0 +1,3 @@
+DROP INDEX IF EXISTS idx_rev_mat_prefix_uniq;
+DROP INDEX IF EXISTS idx_module_tenant_active_sort;
+DROP INDEX IF EXISTS idx_rev_mat_prefix_rev_prefix;

migrations/sqlite/000014_query_indexes.up.sql

@@ -0,0 +1,9 @@
+CREATE INDEX IF NOT EXISTS idx_rev_mat_prefix_rev_prefix
+    ON revision_materialized_prefix (revision_id, prefix);
+
+CREATE INDEX IF NOT EXISTS idx_module_tenant_active_sort
+    ON module (tenant_id, priority, name)
+    WHERE deleted_at IS NULL;
+
+CREATE UNIQUE INDEX IF NOT EXISTS idx_rev_mat_prefix_uniq
+    ON revision_materialized_prefix (revision_id, prefix, community_id, source);