Add comprehensive organization README with project catalog

[Copilot]

Creates bilingual organization profile introducing LiaoWJLab's focus on immuno-oncology and precision oncology research.

Changes

• Organization overview: Research focus, methodology (bioinformatics + ML), and core competencies in tumor immunotherapy prediction
• Project catalog: All 6 public repositories with:
  • Bilingual (CN/EN) descriptions
  • GitHub badges (stars, language, license)
  • Direct repository links
  • Topics: TMEclassifier (gastric cancer), LIRA (lung AI model), IKCscore (NSCLC), scsig (single-cell), FBI (fusion analysis), uaiscore (urothelial)
• Research areas: Tumor microenvironment, immunotherapy response, single-cell sequencing, precision medicine, AI in oncology
• Contact & collaboration: Issue-based communication channels

Visual presentation uses extensive emojis per request and maintains professional academic tone throughout.

Original prompt

请介绍我们组织的工作，写一个README.md介绍，尤其是已经公开的项目做简要介绍，多用emoji,

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