fix(server): selfhost startup (#9386)

packages/backend/server/src/prelude.ts

@@ -45,6 +45,7 @@ function loadPrivateKey() {
 }
 
 async function load() {
+  let isPrivateKeyFromEnv = !!process.env.AFFINE_PRIVATE_KEY;
   // Initializing AFFiNE config
   //
   // 1. load dotenv file to `process.env`
@@ -56,6 +57,12 @@ async function load() {
     path: join(CUSTOM_CONFIG_PATH, '.env'),
   });
 
+  // @deprecated
+  // The old AFFINE_PRIVATE_KEY in old .env is somehow not working, we should ignore it
+  if (!isPrivateKeyFromEnv) {
+    delete process.env.AFFINE_PRIVATE_KEY;
+  }
+
   // 2. generate AFFiNE default config and assign to `globalThis.AFFiNE`
   globalThis.AFFiNE = getAFFiNEConfigModifier();
   const { enablePlugin } = await import('./plugins/registry');