feat(tool): Add video multiModal tools

[guanxuc]

AgentScope-Java Version

1.0.11-SNAPSHOT

Description

• Add dashscope_text_to_video, dashscope_image_to_video, dashscope_first_and_last_frame_image_to_video and dashscope_video_to_text tools.
• Add multiModal tool example.
• Update tool.md doc.

Checklist

Please check the following items before code is ready to be reviewed.

• Code has been formatted with mvn spotless:apply
• All tests are passing (mvn test)
• Javadoc comments are complete and follow project conventions
• Related documentation has been updated (e.g. links, examples, etc.)
• Code is ready for review

[codecov]

Codecov Report

❌ Patch coverage is 91.86603% with 17 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
.../core/tool/multimodal/DashScopeMultiModalTool.java	91.86%	0 Missing and 17 partials ⚠️

📢 Thoughts on this report? Let us know!

[Copilot]

Pull request overview

Adds DashScope video-related multimodal tools to the AgentScope-Java toolkit, along with a quickstart example and documentation updates, and expands unit/E2E coverage for the multimodal tool behaviors.

Changes:

• Add DashScope video generation/understanding tools (text_to_video, image_to_video, first_and_last_frame_image_to_video, video_to_text) to DashScopeMultiModalTool.
• Introduce a new quickstart MultiModalToolExample demonstrating multimodal tool usage and hook-based logging.
• Update EN/ZH tool docs with “complete examples” links and extend unit/E2E tests for new multimodal capabilities.

Reviewed changes

Copilot reviewed 7 out of 8 changed files in this pull request and generated 6 comments.

Show a summary per file

File	Description
docs/zh/task/tool.md	Adds links to complete tool examples (including multimodal example).
docs/en/task/tool.md	Adds links to complete tool examples (including multimodal example).
agentscope-examples/quickstart/src/main/java/io/agentscope/examples/quickstart/MultiModalToolExample.java	New quickstart example for multimodal tools + hook logging.
agentscope-core/src/main/java/io/agentscope/core/tool/multimodal/DashScopeMultiModalTool.java	Implements new DashScope video tools and expands parameter descriptions.
agentscope-core/src/test/java/io/agentscope/core/tool/multimodal/DashScopeMultiModalToolTest.java	Extends unit tests to cover new video tools and base64 URL paths.
agentscope-core/src/test/java/io/agentscope/core/tool/multimodal/DashScopeMultiModalToolE2ETest.java	Extends E2E test coverage for video tools and base64 scenarios.
agentscope-core/src/test/java/io/agentscope/core/model/ChatModelNonStreamingBlockingBehaviorTest.java	Relaxes timing threshold to reduce flakiness.

[guanxuc]

@LearningGp Thanks for your code review, I've resolved all the update suggestions, please feel free to contact to me if have any other problems.