Sketch a high-level architecture showing the end-to-end flow.
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Leo found the guide—a digital beacon of clarity. He didn't just read it; he inhaled it. Suddenly, the chaotic fog of "the cloud" began to take shape. He learned the rhythmic dance of Horizontal Scaling , the secret art of Consistent Hashing , and why a Rate Limiter is the bouncer every popular API needs to keep the peace. Sketch a high-level architecture showing the end-to-end flow
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Outline the main tables, entities, and primary/foreign keys.
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