fix: 收紧 starter 自动装配并修复默认连接问题

- 为 llm 与 store 自动配置增加显式属性门槛

- 修复 ollama think 为空时的启动空指针

- 补充 starter 条件装配测试

easy-agents-spring-boot-starter/pom.xml

@@ -51,6 +51,25 @@
             <artifactId>easy-agents-bom</artifactId>
         </dependency>
 
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.assertj</groupId>
+            <artifactId>assertj-core</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+
     </dependencies>
 
 </project>