Redis client used

Connection error handling

Retry or reconnect logic

TTL support

Cache miss handling

Serialization

Graceful shutdown

Connection pooling or single client

Delete / invalidation method

package.json dependencies

Demo handles Redis unavailability

Step-by-step README

Async/await usage

Python Redis client

Pub/sub publisher

Pub/sub subscriber

Auto cache eviction on message

TTL on set

Channel naming convention

Error handling on connection

Serialization

requirements.txt present

DESIGN.md trade-offs

Connection reuse

Graceful shutdown / close

Step-by-step guidance in DESIGN

Go Redis client

Config validation — address

Config validation — TTL

Config validation — pool size

Unit tests for valid config

Unit tests for invalid config

Context / timeout support

Error wrapping

TTL on set

Graceful close

go.mod with Redis dep

Idiomatic Go errors

Serialization