feat: add github issue templates and improve workflow configuration

[Programmer-RD-AI]

Overview

Added structured GitHub templates and automated workflows to improve project organization and contribution process.

Changes

• Added issue templates for bug reports and feature requests
• Configured automated issue labeling with custom rules
• Created comprehensive PR template
• Set up issue triage workflow

Implementation Details

• .github/ISSUE_TEMPLATE/:
  • Bug report template with required fields
  • Feature request template with description guidelines
• .github/workflows/:
  • Issue labeler workflow configuration
• Added issue labeling rules for bugs, features, docs
• Structured PR template with type selection and checklist