SIMD-0140: Migrate Config to Core BPF

SIMD-0140 (Migrate Config to Core BPF) is a Core Standard Solana Improvement Document by Joe Caulfield - Anza Technology; proposal status Activated.

Active on mainnet-beta since epoch 753; active on testnet since epoch 746; active on devnet since epoch 817.

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• Feature gate: SIMD-0140: Migrate Config program to Core BPF

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