apply some sqlite pragma optimizations (#4147)

Author: ronag

lib/cache/sqlite-cache-store.js

@@ -115,6 +115,11 @@ module.exports = class SqliteCacheStore {
     this.#db = new DatabaseSync(opts?.location ?? ':memory:')
 
     this.#db.exec(`
+      PRAGMA journal_mode = WAL;
+      PRAGMA synchronous = NORMAL;
+      PRAGMA temp_store = memory;
+      PRAGMA optimize;
+
       CREATE TABLE IF NOT EXISTS cacheInterceptorV${VERSION} (
         -- Data specific to us
         id INTEGER PRIMARY KEY AUTOINCREMENT,