✨ Execute concurrent terminal panes through a replaceable provider (#730) - #738

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taras wants to merge 15 commits into

agent/issue-729-terminal-gridfrom

agent/issue-730-terminal-execution

Commits on Sep 2, 2026

✨ Add the terminal provider boundary and pane authority (#730)
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960e4b6
✨ Run a terminal grid's panes concurrently through the provider (#730)
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05cde97
✨ Run a document's terminal grid panes through the provider (#730)
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879bdc3
♻️ Drop an unused parameter from the grid's pane work (#730)
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a95d820
✨ Give terminal grids an authority boundary and durable pane children (#730)
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16758c7
🐛 Repair durableSpawn, and put the grid on it (#730)
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11ac496
📝 Decide the cancelled-child contract and TG17's replay boundary (#730)
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3a92e45
✨ Implement DEC-040, and complete TG15 and TG17 (#730)
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77850e8
🐛 Make the replay evidence deterministic, and pin DEC-040's boundaries (#730)
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6a0ecb1
♻️ Coordinate the DEC-040 rows by signal, not by duration (#730)
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67ae30f
🐛 Observe every disposal surface, and make reader close cooperative (#730)
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eb92602
📝 Define reader-close cancellation commit boundary (#730)
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1833870
✨ Implement the reader-close cancellation commit boundary (#730)
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13bf322
♻️ Defer the grid owner's cancellation at the live close boundary (#730)
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f4b0079
✅ Count what TG19 proves: resources, records and the lease (#730)
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b2f826a