Prepare portal-ui-lib for open sourcing

[gkrajniak]

No description provided.

[coderabbitai]

Walkthrough

Adds repository documentation: new CODE_OF_CONDUCT.md, CONTRIBUTING.md, and LICENSES/Apache-2.0.txt, and updates README.md with wording corrections and new sections (Requirements, Contributing, Code of Conduct, Licensing). No source code or API changes.

Changes

Cohort / File(s)	Summary of changes
Community & Governance CODE_OF_CONDUCT.md, CONTRIBUTING.md	Added code of conduct (Contributor’s Covenant 2.1) and contribution guidelines (workflow, DCO, build/test instructions, issue reporting, licensing).
Licensing LICENSES/Apache-2.0.txt	Added full Apache License 2.0 text.
README updates README.md	Corrected phrasing/terminology and added sections: Requirements, Contributing, Code of Conduct, Licensing (with REUSE link).

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

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📜 Recent review details

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Plan: Free

📥 Commits

Reviewing files that changed from the base of the PR and between 59d6b18 and 7fd4e09.

📒 Files selected for processing (4)

• CODE_OF_CONDUCT.md (1 hunks)
• CONTRIBUTING.md (1 hunks)
• LICENSES/Apache-2.0.txt (1 hunks)
• README.md (3 hunks)

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