Env var update.

Author: vladd-bit

env/general.env

@@ -1,5 +1,8 @@
 # any other variables that you may want to use go here
 
 # This is used to explicitly inform systems that run on Apple silicon to emulate this architecture
-# Remove if this causes issues on any other platform
-DOCKER_DEFAULT_PLATFORM=linux/amd64
+# set only CPU_ARCHITECTURE to amd/arm64
+# remove if this causes issues on any other platform
+# possible values: amd64, arm64
+CPU_ARCHITECTURE=amd64
+DOCKER_DEFAULT_PLATFORM=linux/${CPU_ARCHITECTURE:-amd64}