refactor(snapshot): move text-surface into snapshot presentation

fallow-baselines/health.json

@@ -499,7 +499,7 @@
         "count": 1
       }
     },
-    "src/utils/text-surface.ts": {
+    "src/snapshot/snapshot-presentation/text-surface.ts": {
       "crap_high": {
         "count": 1
       }
@@ -588,7 +588,7 @@
     "src/utils/screenshot-result.ts:high impact",
     "packages/platform-web/src/json-utils.ts:high impact",
     "packages/platform-android/src/settings.ts:complexity",
-    "src/utils/text-surface.ts:high impact",
+    "src/snapshot/snapshot-presentation/text-surface.ts:high impact",
     "src/daemon/handlers/session-test-sharding.ts:high impact",
     "src/daemon/handlers/session-replay-runtime.ts:complexity",
     "packages/platform-apple/src/core/debug-symbols/utils.ts:high impact",

src/commands/interaction/runtime/selector-read-shared.ts

@@ -11,7 +11,7 @@ import type {
 } from '@agent-device/kernel/snapshot';
 import { findNodeByRef, normalizeRef } from '@agent-device/kernel/snapshot';
 import { isSparseSnapshotQualityVerdict } from '@agent-device/capture-kit/snapshot-quality-verdict';
-import { extractReadableText } from '../../../utils/text-surface.ts';
+import { extractReadableText } from '../../../snapshot/snapshot-presentation/text-surface.ts';
 import { now, toBackendContext } from '../../runtime-common.ts';
 import { findNodeByLabel } from './selector-read-utils.ts';
 import type { SelectorSnapshotInput } from '../../command-input.ts';

src/daemon/handlers/interaction-read.ts

@@ -8,7 +8,10 @@ import { runtimeExecutionFromContext } from '../snapshot-runtime-capture-input.t
 import { emitDiagnostic } from '@agent-device/host-kit/diagnostics';
 import type { SessionState } from '../types.ts';
 import type { SnapshotNode } from '@agent-device/kernel/snapshot';
-import { extractReadableText, prefersValueForReadableText } from '../../utils/text-surface.ts';
+import {
+  extractReadableText,
+  prefersValueForReadableText,
+} from '../../snapshot/snapshot-presentation/text-surface.ts';
 import type { ContextFromFlags } from './interaction-common.ts';
 import { resolveRectCenter } from './interaction-targeting.ts';
 

src/snapshot/snapshot-lines.ts

@@ -1,6 +1,10 @@
 import { isSystemScrollIndicatorLabel } from '@agent-device/kernel/scroll-indicator';
 import type { SnapshotNode } from '@agent-device/kernel/snapshot';
-import { buildTextPreview, describeTextSurface, trimText } from '../utils/text-surface.ts';
+import {
+  buildTextPreview,
+  describeTextSurface,
+  trimText,
+} from './snapshot-presentation/text-surface.ts';
 
 type SnapshotDisplayLine = {
   node: SnapshotNode;

src/utils/__tests__/text-surface.test.ts → src/snapshot/snapshot-presentation/text-surface.test.ts

@@ -1,6 +1,6 @@
 import assert from 'node:assert/strict';
 import { test } from 'vitest';
-import { extractReadableText } from '../text-surface.ts';
+import { extractReadableText } from './text-surface.ts';
 
 test('extractReadableText ignores generic implementation identifiers as fallback text', () => {
   assert.equal(