feat: 增加 EasyFlow license 启动校验能力

- 新增 license 解析、验签、机器指纹校验与失败日志分流

- 支持开发态 classpath 读取与打包排除 lic 资源

easyflow-starter/easyflow-starter-all/pom.xml

@@ -88,6 +88,16 @@
 
     <build>
         <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <version>3.4.2</version>
+                <configuration>
+                    <excludes>
+                        <exclude>**/*.lic</exclude>
+                    </excludes>
+                </configuration>
+            </plugin>
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>

easyflow-starter/easyflow-starter-all/src/main/resources/application.yml

@@ -76,6 +76,8 @@ spring:
       enabled: true
 
 easyflow:
+  license:
+    location: classpath:easyflow.lic
   chat:
     # SSE 超时时间（毫秒），默认 10 分钟，可按需调整
     sse-timeout-ms: 600000

easyflow-starter/easyflow-starter-all/src/main/resources/easy-license-public.pem

@@ -0,0 +1,3 @@
+-----BEGIN PUBLIC KEY-----
+MCowBQYDK2VwAyEAg4rl3LjLI1Hc4CGsJCrZcieEp9gdWwHAUyDNoFjjts8=
+-----END PUBLIC KEY-----