Fixes duplicate template storage & removes
unnecessary raw bytes caching.
Mem usage reduced by ~30%.
> 423MB => 299MB heap alloc.
* Use `StoreWithoutRaw()` to avoid storing raw
bytes.
* Remove duplicate storage in both caches.
* Remove ineffective raw bytes retrieval logic.
Benchmarks show 45% perf improvement with no
regressions.
Signed-off-by: Dwi Siswanto <git@dw1.io>