chore(AGENTS.md): add AGENTS.md with guidelines for AI agents #33890 #33921

[gzliudan]

Proposed changes

Ref:

• AGENTS.md: add AGENTS.md with guidelines for AI agents ethereum/go-ethereum#33890
• AGENTS.md: add instruction not to commit binaries ethereum/go-ethereum#33921

Types of changes

What types of changes does your code introduce to XDC network?
Put an ✅ in the boxes that apply

• build: Changes that affect the build system or external dependencies
• ci: Changes to CI configuration files and scripts
• chore: Changes that don't change source code or tests
• docs: Documentation only changes
• feat: A new feature
• fix: A bug fix
• perf: A code change that improves performance
• refactor: A code change that neither fixes a bug nor adds a feature
• revert: Revert something
• style: Changes that do not affect the meaning of the code
• test: Adding missing tests or correcting existing tests

Impacted Components

Which parts of the codebase does this PR touch?
Put an ✅ in the boxes that apply

• Consensus
• Account
• Network
• Geth
• Smart Contract
• External components
• Not sure (Please specify below)

Checklist

Put an ✅ in the boxes once you have confirmed below actions (or provide reasons on not doing so) that

• This PR has sufficient test coverage (unit/integration test) OR I have provided reason in the PR description for not having test coverage
• Tested on a private network from the genesis block and monitored the chain operating correctly for multiple epochs.
• Provide an end-to-end test plan in the PR description on how to manually test it on the devnet/testnet.
• Tested the backwards compatibility.
• Tested with XDC nodes running this version co-exist with those running the previous version.
• Relevant documentation has been updated as part of this PR
• N/A

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[Copilot]

Pull request overview

Adds an AGENTS.md guide intended to standardize how AI agents prepare changes in this repository, focusing on keeping diffs small and running a pre-commit validation checklist.

Changes:

• Introduces AI-agent contribution guidelines (scope discipline, dependency changes policy).
• Adds a pre-commit checklist aligned with the repo’s Go tooling (build/ci.go, make all, tidy, generate).
• Documents a proposed commit/PR title convention (Conventional Commits-style).

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[Copilot]

Pull request overview

Copilot reviewed 1 out of 1 changed files in this pull request and generated no new comments.

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