Expand declarative upstream providers

pkgbuilds/github-copilot-cli/.omarchy/package.json

@@ -1,4 +1,13 @@
 {
   "source": "local",
-  "release_ring": "fast"
+  "release_ring": "fast",
+  "upstream": {
+    "npm": "@github/copilot",
+    "sources": {
+      "any": [
+        "{npm_tarball}",
+        "https://raw.githubusercontent.com/github/copilot-cli/v{pkgver}/changelog.md"
+      ]
+    }
+  }
 }