optimize release binary & add build for debugging

Author: dominikschubert

custom-tests/build-delve/build.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+mkdir -p /tmp/build-delve
+cd /tmp/build-delve
+git clone https://github.com/go-delve/delve.git
+cd delve
+make build
+mv dlv /app/dlv

custom-tests/init/var/rapid/entrypoint.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+LAMBDA_INIT_DELVE_PORT="${LAMBDA_INIT_DELVE_PORT:-40000}"
+
+exec /var/rapid/dlv --listen=:${LAMBDA_INIT_DELVE_PORT} --headless=true --api-version=2 --accept-multiclient exec /var/rapid/init