docs: document bootstrap total cap and exec log/notify behavior

docs/gateway/background-process.md

@@ -46,6 +46,7 @@ Config (preferred):
 - `tools.exec.timeoutSec` (default 1800)
 - `tools.exec.cleanupMs` (default 1800000)
 - `tools.exec.notifyOnExit` (default true): enqueue a system event + request heartbeat when a backgrounded exec exits.
+- `tools.exec.notifyOnExitEmptySuccess` (default false): when true, also enqueue completion events for successful backgrounded runs that produced no output.
 
 ## process tool
 
@@ -66,7 +67,9 @@ Notes:
 - Session logs are only saved to chat history if you run `process poll/log` and the tool result is recorded.
 - `process` is scoped per agent; it only sees sessions started by that agent.
 - `process list` includes a derived `name` (command verb + target) for quick scans.
-- `process log` uses line-based `offset`/`limit` (omit `offset` to grab the last N lines).
+- `process log` uses line-based `offset`/`limit`.
+- When both `offset` and `limit` are omitted, it returns the last 200 lines and includes a paging hint.
+- When `offset` is provided and `limit` is omitted, it returns from `offset` to the end (not capped to 200).
 
 ## Examples
 

docs/gateway/configuration-reference.md

@@ -581,6 +581,16 @@ Max characters per workspace bootstrap file before truncation. Default: `20000`.
 }
 ```
 
+### `agents.defaults.bootstrapTotalMaxChars`
+
+Max total characters injected across all workspace bootstrap files. Default: `24000`.
+
+```json5
+{
+  agents: { defaults: { bootstrapTotalMaxChars: 24000 } },
+}
+```
+
 ### `agents.defaults.userTimezone`
 
 Timezone for system prompt context (not message timestamps). Falls back to host timezone.
@@ -1387,6 +1397,7 @@ Controls elevated (host) exec access:
       timeoutSec: 1800,
       cleanupMs: 1800000,
       notifyOnExit: true,
+      notifyOnExitEmptySuccess: false,
       applyPatch: {
         enabled: false,
         allowModels: ["gpt-5.2"],