feat: add support for KV storage mode and enhance attachment handling

wrangler.kv.toml

@@ -0,0 +1,15 @@
+name = "nodewarden"
+main = "src/index.ts"
+compatibility_date = "2024-01-01"
+assets = { directory = "./dist", not_found_handling = "single-page-application", run_worker_first = ["/api/*", "/identity/*", "/icons/*", "/setup/*", "/config", "/notifications/*", "/.well-known/*"] }
+
+[build]
+command = "npm run build"
+
+[[d1_databases]]
+binding = "DB"
+database_name = "nodewarden-db"
+
+[[kv_namespaces]]
+binding = "ATTACHMENTS_KV"
+id = "REPLACE_WITH_KV_NAMESPACE_ID"