docs: point two Wall comments at code that still exists

lib/src/components/wall/lath-wall-engine.ts

@@ -149,8 +149,8 @@ export type LathWallEngine = {
 
   /** Hydration: a persisted Lath layout when usable, else a fresh tree from
    *  `initialPaneIds` (or one generated id). Returns the resulting pane ids
-   *  (pre-order) and whether the fresh path was taken (so the Wall knows to prime
-   *  default-shell opts, mirroring `addTerminalPanel`). */
+   *  (pre-order) and whether the fresh path was taken, which is what tells the
+   *  Wall's seed effect to prime default-shell opts for the generated ids. */
   seed(
     lathBlob: unknown,
     initialPaneIds: string[] | undefined,
@@ -233,7 +233,8 @@ export function createLathWallEngine(
       }
 
       // 2. Fresh tree from the restored session ids (or one generated id), splitting
-      //    successive panes via the store's autoEdge (as `addTerminalPanel` does).
+      //    successive panes via the store's autoEdge — the `null` position every
+      //    Wall-level add without a reference pane uses.
       const ids = initialPaneIds && initialPaneIds.length > 0 ? initialPaneIds : [generatePaneId()];
       store.seed(leafTree(ids[0]), [[ids[0], terminalLeafMeta()], ...doorMeta]);
       for (let i = 1; i < ids.length; i++) {

lib/src/components/wall/workspace-boot-plans.ts

@@ -56,7 +56,7 @@ export function getWorkspaceBootPlan(workspaceId: WorkspaceId): WallBootProps {
 }
 
 /** Drop one Workspace's parked plan: its mount was unwound before the store's
- *  lifecycle would have pruned it (`unwindAdoption` in
+ *  lifecycle would have pruned it (`discardArrival` in
  *  `standalone/src/workspace-move.ts`). */
 export function forgetWorkspaceBootPlan(workspaceId: WorkspaceId): void {
   plans.delete(workspaceId);