docs+test: 发布包对拍计划、pytest 双端 API 对拍与 run_elevator_parity 脚本

- docs/elevator-api-parity: 计划/报告模板/示例
- tools/elevator_api_parity: 端点目录、fixtures、对拍 client/compare、报告生成
- scripts/run_elevator_parity: JDK8 构建 + 单测/对拍（无服务时跳过对拍用例）

Made-with: Cursor

Former-commit-id: 3d54a40e1a7ae0b1724261d4f18910a6f415f853

maven-cw-elevator-application/scripts/run_elevator_parity.sh

@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+# 本脚本位于 maven-cw-elevator-application/scripts/：先打新包，再跑对拍用例与报告
+set -e
+REPO="$(cd "$(dirname "$0")/.." && pwd)"
+TOOL="${REPO}/tools/elevator_api_parity"
+JAR_NEW="${REPO}/cw-elevator-application-starter/target/cw-elevator-application-2.0.0.jar"
+JAR_LEGACY_DEFAULT="$(cd "$REPO/.." && pwd)/cw-elevator-application-V1.0.0.20211103/cw-elevator-application-V1.0.0.20211103.jar"
+JAR_LEGACY="${ELEVATOR_JAR_LEGACY:-$JAR_LEGACY_DEFAULT}"
+
+if [[ -z "${JAVA_8:-}" ]]; then
+  for d in /usr/lib/jvm/java-8-openjdk-amd64 /usr/lib/jvm/java-1.8.0-openjdk; do
+    if [[ -x "$d/bin/java" ]]; then
+      export JAVA_8="$d"
+      break
+    fi
+  done
+fi
+: "${JAVA_8:=/usr/lib/jvm/java-8-openjdk-amd64}"
+export JAVA_HOME="$JAVA_8"
+export PATH="$JAVA_HOME/bin:$PATH"
+
+cd "$REPO"
+echo "==> mvn package (skip tests)"
+mvn -q -DskipTests clean package
+echo "==> 新 JAR: $JAR_NEW [$(test -f "$JAR_NEW" && echo OK || echo 缺失)]"
+echo "==> 基线 JAR(路径): $JAR_LEGACY [$(test -f "$JAR_LEGACY" && echo 存在 || echo 不存在,可设ELEVATOR_JAR_LEGACY)]"
+echo "     (对拍为 HTTP; 需另开终端分别 java -jar --server.port=18080/18081 与相同配置)"
+(cd "$TOOL" && pip install -q -r requirements.txt 2>/dev/null || pip3 install -q -r requirements.txt 2>/dev/null || true)
+echo "==> 单元(无联调): test_unit_compare"
+export PYTEST_DISABLE_PLUGIN_AUTOLOAD=1
+(cd "$TOOL" && python3 -m pytest tests/test_unit_compare.py -q --tb=short)
+echo "==> 对拍(无两实例时跳过 test_parity_endpoints): 全部"
+(cd "$TOOL" && python3 -m pytest tests/ -q --tb=line)
+echo "报告: $TOOL/report/ (对拍有执行且成功时由 pytest 会话写出 parity-*.md)"