v7.0.2

• chore: prepare 7.0.2 release (#61)
• perf: defer workspace manifest discovery (#60)
• chore: adopt latest a3s-flow main
• docs: refresh retired Web cleanup snapshots
• fix: align removed product fixtures and docs
• docs: remove A3S Web references
• chore: adopt a3s-flow v1.0.0
• chore: finalize Flow release candidate pin
• chore: advance Flow release candidate
• fix: synchronize SDK Flow lockfiles
• chore: qualify Flow 1.0 release candidate
• docs: escape performance objectives for MDX
• docs: record repository qualification evidence
• fix: expose convergence benchmark verdict
• fix: synchronize Node SDK lockfile
• test: qualify all code capabilities
• docs: record v7.0.1 DeepSeek validation