Merge pull request #1543 from deepseek-harness/stack/agent-profiles-8-authoring

feat(web): author agent presets from a settings page

apps/cli/src/profile-boot.ts

@@ -12,6 +12,7 @@ import { join, resolve } from 'node:path'
 import { fileURLToPath } from 'node:url'
 import { FiberState, type Context } from 'cordis'
 import type { PatchOptions } from '@cordisjs/plugin-include'
+import { dshHomePath } from '@deepseek-ai/dsh-paths'
 import {
   boot,
   composeEntries,
@@ -25,6 +26,12 @@ import {
   type Profile,
 } from '@deepseek-ai/dsh-app-boot'
 import { resolveDshHome } from '@deepseek-ai/dsh-paths'
+
+/** Shipped agent-preset root: beside this app's own config, in both source and built layouts. */
+const SHIPPED_PRESET_ROOT = fileURLToPath(new URL('../config/agent-presets/', import.meta.url))
+
+/** Harness-home directory holding locally authored agent presets. */
+const USER_PRESET_DIR = '.agent-presets'
 import { DSH_ENVIRONMENT_KEY, type EnvironmentSnapshot } from '@deepseek-ai/dsh-environment'
 import type { HeadlessIo } from '@deepseek-ai/dsh-headless'
 import { createProcessShutdown, type ProcessShutdown } from './process-shutdown.ts'
@@ -147,6 +154,24 @@ function composeProfile(
     if (typeof row.id === 'string') rows.set(row.id, row)
   }
   const overlayAndFlags = [...overlays, ...deriveFlagPatches(rows)]
+  // The agent-preset roots are an assembly fact of every dsh launcher, not a
+  // patch author's choice: the shipped set sits beside this app's config and
+  // the user's own under the Harness home. Resolved per boot ($DSH_HOME may
+  // differ per run) and only patched when the composed tree actually mounts
+  // the roster — a one-shot `dsh run` composes agents from the same roster
+  // `dsh web` offers.
+  if (rows.has('agent-presets')) {
+    overlayAndFlags.push({
+      id: 'agent-presets',
+      config: {
+        ...(rows.get('agent-presets')?.config ?? {}) as Record<string, unknown>,
+        roots: [
+          { path: SHIPPED_PRESET_ROOT, trust: 'system' },
+          { path: dshHomePath(USER_PRESET_DIR), trust: 'user' },
+        ],
+      },
+    })
+  }
   const telemetryPatch = resolveTelemetryPatch(process.env.DSH_TELEMETRY_DISABLED, rows.has(TELEMETRY_ROW_ID))
   if (telemetryPatch !== undefined) overlayAndFlags.push(telemetryPatch)
   return { profile, bundlePatches, homePatches, overlayAndFlags, rows }

apps/cli/src/web.ts

@@ -97,6 +97,9 @@ function deriveWebFlagPatches(
   // inserts the client-hmr row), never pass-throughs of composed values.
   put('web-runtime', 'mode', flags.dev ? 'development' : 'production')
   put('web-runtime', 'lanAddresses', lanAddresses)
+  // The agent-preset roots are patched by the shared profile boot: they are
+  // an assembly fact of every dsh launcher, and `dsh run` composes agents
+  // from the same roster this alias offers.
   const patches = [...overrides.entries()].map(([id, bag]): PatchOptions => {
     const composed = rows.get(id)
     if (composed === undefined) throw new Error(`dsh: patch target row "${id}" not found in the web profile composition`)