feat: Improvement- use non root user for Web container

[s2oBCN]

Checklist:

Important

Please review the checklist below before submitting your pull request.

• Please open an issue before creating a PR or link to an existing issue
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I ran dev/reformat(backend) and cd web && npx lint-staged(frontend) to appease the lint gods

Description

The use of root user in containers is not a good practice, see Use a non-root user to limit root access

Fixes #8927

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update, included: Dify Document
• Improvement, including but not limited to code refactoring, performance optimization, and UI/UX improvement
• Dependency upgrade

Testing Instructions

Execute

• docker run -it --user 1001 web:latest
• docker run -it web:latest

And verify that we are able to use the app.

• Test A
• Test B

[laipz8200]

LGTM