Get randomx flags and allocate cache

src/miner.cpp

@@ -1134,6 +1134,8 @@ void static RandomXMiner()
                 hashTarget = HASHTarget;
 
                 // TODO: RandomX solver code
+                randomx_flags flags    = randomx_get_flags();
+                randomx_cache *myCache = randomx_alloc_cache(flags);
 
             }