feat(KnowledgeBase):Add Word97-2003 (.doc) Binary File parsing module

[geebytes]

Description

• feat(KnowledgeBase): Implement paragraph-based text extraction for Word 97-2003 .doc files using Microsoft's Word (.doc) Binary File Format specification and enable storage of parsed .doc content into knowledge base
• chore(build):Fix VIRTUAL_ENV path in /opt/.uv.venv/activate to /opt/.uv.venv in base image Dockerfile
• chore(dev):Fix user permission-related issues in devcontainer and optimize the Dockerfile.dev

How Has This Been Tested?

• You can test using pytest with the command: pytest packages/dbgpt-ext/src/dbgpt_ext/rag/knowledge/tests/test_doc.py
• You also can upload any .doc file to the knowledge base

Snapshots:

Include snapshots for easier review.

Checklist:

• My code follows the style guidelines of this project
• I have already rebased the commits and make the commit message conform to the project standard.
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• Any dependent changes have been merged and published in downstream modules

[Aries-ckt]

LGTM.Thanks for your contribution.

[Aries-ckt]

LGTM

[fangyinc]

LGTM