refactor(snapshot): store unified patches in file diffs (#21244)

Co-authored-by: Adam <2363879+adamdotdevin@users.noreply.github.com>

packages/app/src/pages/session/review-tab.tsx

@@ -1,6 +1,6 @@
 import { createEffect, createSignal, onCleanup, type JSX } from "solid-js"
 import { makeEventListener } from "@solid-primitives/event-listener"
-import type { FileDiff } from "@opencode-ai/sdk/v2"
+import type { SnapshotFileDiff, VcsFileDiff } from "@opencode-ai/sdk/v2"
 import { SessionReview } from "@opencode-ai/ui/session-review"
 import type {
   SessionReviewCommentActions,
@@ -14,10 +14,12 @@ import type { LineComment } from "@/context/comments"
 
 export type DiffStyle = "unified" | "split"
 
+type ReviewDiff = SnapshotFileDiff | VcsFileDiff
+
 export interface SessionReviewTabProps {
   title?: JSX.Element
   empty?: JSX.Element
-  diffs: () => FileDiff[]
+  diffs: () => ReviewDiff[]
   view: () => ReturnType<ReturnType<typeof useLayout>["view"]>
   diffStyle: DiffStyle
   onDiffStyleChange?: (style: DiffStyle) => void

packages/app/src/pages/session/session-side-panel.tsx

@@ -8,7 +8,7 @@ import { ResizeHandle } from "@opencode-ai/ui/resize-handle"
 import { Mark } from "@opencode-ai/ui/logo"
 import { DragDropProvider, DragDropSensors, DragOverlay, SortableProvider, closestCenter } from "@thisbeyond/solid-dnd"
 import type { DragEvent } from "@thisbeyond/solid-dnd"
-import type { FileDiff } from "@opencode-ai/sdk/v2"
+import type { SnapshotFileDiff, VcsFileDiff } from "@opencode-ai/sdk/v2"
 import { ConstrainDragYAxis, getDraggableId } from "@/utils/solid-dnd"
 import { useDialog } from "@opencode-ai/ui/context/dialog"
 
@@ -27,7 +27,7 @@ import { useSessionLayout } from "@/pages/session/session-layout"
 
 export function SessionSidePanel(props: {
   canReview: () => boolean
-  diffs: () => FileDiff[]
+  diffs: () => (SnapshotFileDiff | VcsFileDiff)[]
   diffsReady: () => boolean
   empty: () => string
   hasReview: () => boolean