refactor(session): rename the seed boundary to end-seed

packages/host/apiproxy/src/api-proxy.ts

@@ -165,7 +165,7 @@ function sessionBlank(session: Session): boolean {
 function summarize(session: Session, running: boolean): SessionSummary {
   return {
     sessionId: session.id,
-    // Excludes the inherited-history boundary: a resumed-but-untouched session
+    // Excludes end-seed: a resumed-but-untouched session
     // must not sort as freshly worked in.
     updatedAt: lastActivityTime(session.events) ?? session.header.createdAt,
     running,

packages/host/apiproxy/src/api/sessions.ts

@@ -134,7 +134,7 @@ export type QueueAction =
 export interface SessionSummary {
   sessionId: SessionId
   /**
-   * Last activity. Attached: the last non-`session/inherited` event, since a
+   * Last activity. Attached: the last non-`session/end-seed` event, since a
    * pickup is not activity. Cold: the log's mtime, or `createdAt` for a backend
    * with no per-session file (README Known Limitations covers the skew).
    */