Token initialize should reject re-initialization

[aji70]

Description (Contract)
Prevent token state overwrite by rejecting second initialize call.

Tasks

• Add guard in initialize for already initialized state
• Return clear panic/error message
• Add test for second initialize call

Additional Requirements

• Keep behavior deterministic across ledgers

Acceptance Criteria

• First initialize succeeds
• Second initialize fails
• Tests pass

[quratorX]

@quratorX has applied to work on this issue as part of the Stellar Wave Program's 3rd wave.

Id like to work on this

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[flavor365]

@flavor365 has applied to work on this issue as part of the Stellar Wave Program's 3rd wave.

I'm a software dev, may I take on this issue if it's still available?

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[Otaiki1]

@Otaiki1 has applied to work on this issue as part of the Stellar Wave Program's 3rd wave.

PVP_MODE_SUGGESTIONS

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[jhayniffy]

@jhayniffy has applied to work on this issue as part of the Stellar Wave Program's 3rd wave.

i will like to work on this

ℹ️ Repo Maintainers: To accept this application, review their application or assign @jhayniffy to this issue.