Improve run.sh for better developer experience (#6945)

* run.sh: Create genesis file for ad-hoc validators

* run.sh: Prefer release under NDEBUG

* run.sh: Add sanity test for run.sh

* run.sh: Conditionally re-gen drone and faucet keys

* Make shellcheck happy

* Address code review comments

* Clean up a bit

ci/run-sanity.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+set -e
+
+cd "$(dirname "$0")/.."
+
+rm -f config/run/init-completed
+
+timeout 15 ./run.sh &
+pid=$!
+
+attempts=10
+while [[ ! -f config/run/init-completed ]]; do
+  sleep 1
+  if ((--attempts == 0)); then
+     echo "Error: validator failed to boot"
+     exit 1
+  fi
+done
+
+curl -X POST -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1, "method":"validatorExit"}' http://localhost:8899
+
+wait $pid

ci/test-stable.sh

@@ -121,9 +121,11 @@ test-local-cluster)
   ;;
 esac
 
-echo --- ci/localnet-sanity.sh
-export CARGO_TOOLCHAIN=+"$rust_stable"
 (
-  set -x
+  export CARGO_TOOLCHAIN=+"$rust_stable"
+  echo --- ci/localnet-sanity.sh
   ci/localnet-sanity.sh -x
+
+  echo --- ci/run-sanity.sh
+  ci/run-sanity.sh -x
 )