feat(media): default to s3 with local upload fallback

apps/admin/src/lib/media/storage.test.ts

@@ -3,8 +3,8 @@ import { describe, expect, it } from "vitest"
 import { resolveMediaStorageProvider } from "@/lib/media/storage"
 
 describe("resolveMediaStorageProvider", () => {
-  it("defaults to local when unset", () => {
-    expect(resolveMediaStorageProvider(undefined)).toBe("local")
+  it("defaults to s3 when unset", () => {
+    expect(resolveMediaStorageProvider(undefined)).toBe("s3")
   })
 
   it("resolves s3", () => {
@@ -12,7 +12,12 @@ describe("resolveMediaStorageProvider", () => {
     expect(resolveMediaStorageProvider("S3")).toBe("s3")
   })
 
-  it("falls back to local for unknown values", () => {
-    expect(resolveMediaStorageProvider("foo")).toBe("local")
+  it("resolves local explicitly", () => {
+    expect(resolveMediaStorageProvider("local")).toBe("local")
+    expect(resolveMediaStorageProvider("LOCAL")).toBe("local")
+  })
+
+  it("falls back to s3 for unknown values", () => {
+    expect(resolveMediaStorageProvider("foo")).toBe("s3")
   })
 })

apps/admin/src/lib/media/storage.ts

@@ -14,21 +14,29 @@ type StoredUpload = {
 }
 
 export function resolveMediaStorageProvider(raw: string | undefined): MediaStorageProvider {
-  if (raw?.toLowerCase() === "s3") {
-    return "s3"
+  if (raw?.toLowerCase() === "local") {
+    return "local"
   }
 
-  return "local"
+  return "s3"
 }
 
 export async function storeUpload(params: StoreUploadParams): Promise<StoredUpload> {
   const provider = resolveMediaStorageProvider(process.env.CMS_MEDIA_STORAGE_PROVIDER)
 
   if (provider === "s3") {
-    const stored = await storeUploadToS3(params)
-    return {
-      ...stored,
-      provider,
+    try {
+      const stored = await storeUploadToS3(params)
+      return {
+        ...stored,
+        provider,
+      }
+    } catch {
+      const fallbackStored = await storeUploadLocally(params)
+      return {
+        ...fallbackStored,
+        provider: "local",
+      }
     }
   }