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Developer builds and tests full-stack apps entirely from a smartphone using cloud tools

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A software developer has shared a workflow for building and testing a full-stack video automation project called Replex using only a smartphone and GitHub Codespaces. The setup runs Redis and MongoDB via Docker, while the Next.js frontend, Express API, and a BullMQ worker with headless Chromium operate as detached GNU screen sessions in the cloud. To conserve limited Codespaces compute time, lightweight tasks like editing and linting are handled locally on the phone before changes are pushed and pulled into the cloud environment. GitHub CLI port forwarding bridges the cloud container to the phone's browser, allowing live interaction with the running application. The workflow demonstrates that modern cloud development tools can replace a traditional high-powered workstation for complex, multi-service projects.

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