Added option to test the new instrumentation config

Author: AyronK

examples/redis-minimal/.env

@@ -1,3 +1,4 @@
 NEXT_PRIVATE_DEBUG_CACHE="1"
 REDIS_URL="redis://localhost:6379"
-REDIS_SINGLE_CONNECTION=true
+REDIS_SINGLE_CONNECTION=true
+#INITIAL_CACHE_SET_ONLY_IF_NOT_EXISTS=true

examples/redis-minimal/src/instrumentation.ts

@@ -1,9 +1,11 @@
 export const register = async () => {
   if (process.env.NEXT_RUNTIME === "nodejs") {
-    const { registerInitialCache } = await import(
-      "@fortedigital/nextjs-cache-handler/instrumentation"
-    );
+    const { registerInitialCache } =
+      await import("@fortedigital/nextjs-cache-handler/instrumentation");
     const CacheHandler = (await import("../cache-handler.mjs")).default;
-    await registerInitialCache(CacheHandler);
+    await registerInitialCache(CacheHandler, {
+      setOnlyIfNotExists:
+        process.env.INITIAL_CACHE_SET_ONLY_IF_NOT_EXISTS === "true",
+    });
   }
 };