[lanyue-llk]

Status

Closed and superseded by the original stacked PRs. The supported changes now remain in #640, #731 and #853.

Current ownership

flowchart LR
  M["main"] --> A["#640: browser foundation"]
  A --> B["#731: protocol and rendering"]
  B --> C["#853: named-window identity"]
  X["#852: retired consolidation"] -.-> A

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This PR is retained as history. Its old rebase and pending-validation description has been replaced by the current ownership links:

• #640
• #731
• #853

Evaluation evidence

812-task replay report records the historical browser stack. Current-head CI reports and exact versions are linked from each active PR. All three active PRs passed their latest CI on October 8.

[lanyue-llk]

Superseded by #853, now retargeted directly onto #731 with the reviewed fixes and regression coverage. No code from this conflicting branch remains authoritative.