Motoko 2.0 tutorial: write and test your first canister
Pin moc 2.0.0, icp 1.6.0 and mops 3.4.2. Write a counter actor with query and update methods, a Result type and transient state. Then build it, deploy it and call it on a local network.
bip322 0.0.11 fixes P2WPKH signature verification bypass
Versions 0.0.6 to 0.0.10 of the bip322 crate accept forged BIP-322 proofs for P2WPKH and P2SH-P2WPKH addresses. Change the manifest to require 0.0.11, update the lockfile and run cargo audit.
SP1 v6.9.0 adds authentication for standalone clients
SP1 v6.9.0 lets standalone network clients configure authentication and includes GPU, zkEVM library, and CLI fixes. Review the release and update your SDK or toolchain pins if they apply to your setup.
Caffeine vs Lovable, Replit and Base44 for app builders
Compare the four builders by runtime, backend, login, code export, pricing model, and limits. Use the checklist to choose a starting point and spot when your app needs a developer-owned architecture.
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