Add Release Scripts

- wait-for-done is a handy script for periodically checking
Maven for the release

- release-notes-sections is handy for working with Spring Boot
Changelog

scripts/release/release-notes-sections.yml

@@ -0,0 +1,17 @@
+changelog:
+  issues:
+    exclude:
+      labels: ["duplicate", "invalid", "declined"]
+  sections:
+    - title: "New Features"
+      emoji: ":star:"
+      labels: ["enhancement"]
+    - title: "Bug Fixes"
+      emoji: ":beetle:"
+      labels: ["bug", "regression"]
+    - title: "Dependency Upgrades"
+      emoji: ":hammer:"
+      labels: ["dependency-upgrade"]
+    - title: "Non-passive"
+      emoji: ":rewind:"
+      labels: ["breaks-passivity"]

scripts/release/wait-for-done.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+VERSION=$1
+until http -h --check-status --ignore-stdin https://repo1.maven.org/maven2/org/springframework/session/spring-session-core/$VERSION/; do sleep 10; clear; done; spd-say "It is now uploaded"