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Lessons (7)

• Secrets, Ephemeral Values, and Least Privilege

  Protect credentials and state, distinguish sensitive from ephemeral values, and use provider-supported write-only inputs. Protect the …

• Collaborative Document Editing & Real-Time Sync

  … docId, rev)] CS -- ephemeral -- PS[Pub/Sub<br/ presence + relays] LOG -- SNAP[Snapshotter] SNAP -- BLOB[(Blob store<br …

• Variables, Locals, Outputs, and Validation

  … Later security lessons cover ephemeral inputs and write-only arguments. Practice: plan with environment = "production" ; expect a validation …

• Proxies, APIs and Real-Time Protocols

  … disappear silently. - Put connection state/presence in shared ephemeral storage, not one gateway's memory. - Define reconnect behavior …

• Troubleshooting Playbook

  … curl -v http://shop-api.prod/health ; dig shop-api.prod Ephemeral debug containers Distroless images have no …

• Production Capstone and Interview Practice

  … state? No. It marks values for display redaction. Ephemeral and supported write-only mechanisms address persistence. When use …

• VPC Endpoints, Transit Gateway and Hybrid Networking

  … NACLs allow both directions, including ephemeral return ports. 4. DNS resolves to the expected private IP. 5. The …