feat: add configurable bootstrap truncation

src/config/schema.ts

@@ -115,6 +115,7 @@ const FIELD_LABELS: Record<string, string> = {
   "gateway.reload.mode": "Config Reload Mode",
   "gateway.reload.debounceMs": "Config Reload Debounce (ms)",
   "agents.defaults.workspace": "Workspace",
+  "agents.defaults.bootstrapMaxChars": "Bootstrap Max Chars",
   "agents.defaults.memorySearch": "Memory Search",
   "agents.defaults.memorySearch.enabled": "Enable Memory Search",
   "agents.defaults.memorySearch.provider": "Memory Search Provider",
@@ -233,6 +234,8 @@ const FIELD_HELP: Record<string, string> = {
     "Cap (hours) for billing backoff (default: 24).",
   "auth.cooldowns.failureWindowHours":
     "Failure window (hours) for backoff counters (default: 24).",
+  "agents.defaults.bootstrapMaxChars":
+    "Max characters of each workspace bootstrap file injected into the system prompt before truncation (default: 20000).",
   "agents.defaults.models":
     "Configured model catalog (keys are full provider/model IDs).",
   "agents.defaults.memorySearch":

src/config/types.ts

@@ -1593,6 +1593,8 @@ export type AgentDefaultsConfig = {
   workspace?: string;
   /** Skip bootstrap (BOOTSTRAP.md creation, etc.) for pre-configured deployments. */
   skipBootstrap?: boolean;
+  /** Max chars for injected bootstrap files before truncation (default: 20000). */
+  bootstrapMaxChars?: number;
   /** Optional IANA timezone for the user (used in system prompt; defaults to host timezone). */
   userTimezone?: string;
   /** Optional display-only context window override (used for % in status UIs). */

src/config/zod-schema.ts

@@ -1169,6 +1169,7 @@ const AgentDefaultsSchema = z
       .optional(),
     workspace: z.string().optional(),
     skipBootstrap: z.boolean().optional(),
+    bootstrapMaxChars: z.number().int().positive().optional(),
     userTimezone: z.string().optional(),
     contextTokens: z.number().int().positive().optional(),
     cliBackends: z.record(z.string(), CliBackendSchema).optional(),