Add sys_init

apps/sys_init/prj.conf

@@ -0,0 +1,16 @@
+# Set to -Og
+CONFIG_DEBUG_OPTIMIZATIONS=y
+
+# Thread awareness support
+CONFIG_DEBUG_THREAD_INFO=y
+
+# Generate stack usage per-function
+CONFIG_STACK_USAGE=y
+
+# Other options in case not set by default
+CONFIG_BUILD_OUTPUT_HEX=y
+CONFIG_BUILD_OUTPUT_META=y
+CONFIG_OUTPUT_SYMBOLS=y
+CONFIG_OUTPUT_STAT=y
+CONFIG_OUTPUT_DISASSEMBLY=y
+CONFIG_OUTPUT_PRINT_MEMORY_USAGE=y