CONFIG_MAIN_STACK_SIZE=4096
CONFIG_MQTT_LIB_TLS=y
CONFIG_NET_SOCKETS_SOCKOPT_TLS=y
# TLS configuration
CONFIG_MBEDTLS=y
CONFIG_MBEDTLS_BUILTIN=y
CONFIG_MBEDTLS_ENABLE_HEAP=y
CONFIG_MBEDTLS_HEAP_SIZE=30000
CONFIG_MBEDTLS_SSL_MAX_CONTENT_LEN=2048