make authproto support astro 6

Author: essential-randomness

astro-authproto/package.json

@@ -71,7 +71,7 @@
     "@atproto/identity": "^0.4.8",
     "@atproto/jwk-jose": "^0.1.4",
     "@atproto/oauth-client-node": "^0.3.8",
-    "astro-integration-kit": "^0.19.0",
+    "astro-integration-kit": "^0.20.0",
     "unstorage": "^1.16.1"
   },
   "devDependencies": {
@@ -80,8 +80,8 @@
     "tsdown": "^0.17.2"
   },
   "peerDependencies": {
-    "@astrojs/db": "^0.17.1",
-    "astro": "^5.13.0",
+    "@astrojs/db": "^0.17.1 || ^0.20.0",
+    "astro": "^5.13.0 || ^6.0.0",
     "drizzle-orm": "^0.42.0"
   },
   "peerDependenciesMeta": {