feat: index runtime sessions by pane

2026-08-31 18:29:28 -07:00
parent abcf664ab8
commit 4ed7613b22
9 changed files with 679 additions and 205 deletions
@@ -20,7 +20,8 @@ resized through the runtime actor when the responsive panel count or window
 bounds change. On the 3440×1440 reference display the current fixed-cell spike
 derives approximately 71 columns by 42 rows per panel.

-The first actor slice still owns one real PTY and five deterministic comparison
-surfaces. Promoting the runtime boundary from one actor to a pane-indexed session
-registry is required before all five visible terminal panels can own independent
-real processes.
+The runtime slice now owns three independent real PTYs through a pane-indexed
+session registry, one for every terminal fixture. The Markdown, browser, and
+review fixtures remain deterministic comparison surfaces. Adding arbitrary new
+terminal panels requires replacing the fixed fixture identity pool with dynamic
+pane creation; it does not require another runtime ownership design.