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Frond: New Frontend Runtime Manages App Dependency Graphs

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Frontend developers face a familiar headache: tracking which services depend on each other and cleaning them up properly during sign-out. Frond presents itself as a dedicated runtime that treats your app's service connections as a dependency graph, rather than scattering lifecycle management across providers, effects, and cleanup scripts.

The tool shifts cleanup responsibility to individual nodes. Each node declares its dependencies and handles its own acquisition and release. Sign-out becomes a single `evict()` call that interrupts in-flight work, clears readiness, and rejects stale commits across the entire graph. This eliminates manual checklists where developers must remember to add cleanup lines for every new user-scoped service.

Type inference flows through the dependency chain automatically. When `Profile Node` depends on `Auth Node`, consumers get fully typed results without manual annotations. The compiler catches mismatches if drivers change shape. Error handling centralizes through a single diagnostic sink that captures structured failure reports with fingerprint, tags, and cause chains.

Frond essentially separates React's rendering role from runtime lifecycle management. Services declare what they need and when they're ready, while the framework owns eviction, cancellation, and release. It's a compelling approach to a problem that grows more painful as applications scale.