Design a DI container where service tokens map to typed instances, resolve() returns the correct type, and missing or mistyped registrations fail at compile time.
## CONTEXT A type-safe dependency injection container lets resolve(Token) return exactly the registered service type, catches unregistered tokens at compile time, and ensures a registered factory produces the expected type. In 2026 this pattern appears in well-typed Node services and front-end stores, often without…
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