chore(java-spring-ai-agents): pin AgentCore dependencies to 1.0.0-RC8 and remove legacy config

Author: Yuriy

apps/java-spring-ai-agents/aiagent/pom.xml

@@ -54,11 +54,13 @@
         <dependency>
             <groupId>org.springaicommunity</groupId>
             <artifactId>spring-ai-agentcore-code-interpreter</artifactId>
+            <version>1.0.0-RC8</version>
         </dependency>
 		<!-- AgentCore Browser -->
         <dependency>
             <groupId>org.springaicommunity</groupId>
             <artifactId>spring-ai-agentcore-browser</artifactId>
+            <version>1.0.0-RC8</version>
         </dependency>
 		<!-- Bedrock Runtime SDK for web grounding -->
         <dependency>
@@ -78,11 +80,13 @@
         <dependency>
             <groupId>org.springaicommunity</groupId>
             <artifactId>spring-ai-agentcore-memory</artifactId>
+            <version>1.0.0-RC8</version>
         </dependency>
 	    <!-- AgentCore dependencies -->
         <dependency>
             <groupId>org.springaicommunity</groupId>
             <artifactId>spring-ai-agentcore-runtime-starter</artifactId>
+            <version>1.0.0-RC8</version>
         </dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>

apps/java-spring-ai-agents/aiagent/src/main/resources/application.properties

@@ -9,14 +9,3 @@ spring.ai.bedrock.converse.chat.timeout=120s
 spring.ai.bedrock.converse.chat.options.max-tokens=4096
 spring.ai.bedrock.converse.chat.options.model=global.anthropic.claude-sonnet-4-5-20250929-v1:0
 spring.ai.bedrock.converse.chat.options.temperature=0.7
-# Knowledge Base
-spring.ai.vectorstore.bedrock-knowledge-base.knowledge-base-id=${BEDROCK_KNOWLEDGE_BASE_ID:your-knowledge-base-id-here}
-# AgentCore memory
-agentcore.memory.memory-id=${AGENTCORE_MEMORY_ID:your-memory-id-here}
-agentcore.memory.long-term.auto-discovery=true
-# AgentCore Browser - tool descriptions
-agentcore.browser.browse-url-description=Browse a web page and extract its text content. Returns the page title and body text. Use this to read and extract data from websites. For interactive sites, combine with fillForm and clickElement to navigate, then call browseUrl again to read the results.
-agentcore.browser.screenshot-description=Take a screenshot of a web page for the user to see. Does NOT return page content to you. Use browseUrl to extract data first, then takeScreenshot for visual evidence.
-# MCP Client
-spring.ai.mcp.client.toolcallback.enabled=true
-spring.ai.mcp.client.initialized=false