chore(global): create CODE_OF_CONDUCT

CODE_OF_CONDUCT.md

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+# Code of Conduct
+
+We expect all contributors and users of this repository to be respectful and considerate towards others.
+
+## Expected Behavior
+
+- Treat others with kindness and respect.
+- Be considerate of differing viewpoints and experiences.
+- Provide constructive feedback in a polite and helpful manner.
+
+## Unacceptable Behavior
+
+- Harassment, discrimination, or derogatory language of any kind.
+- Personal attacks or insults.
+- Disruptive behavior or trolling.
+
+## Enforcement
+
+Violations of this code of conduct may result in removal of comments, issues, or contributions, and may lead to temporary or permanent bans from the repository.