[PM-9008] factor generator-extensions into separate libraries (#9724)

libs/tools/generator/extensions/navigation/src/key-definitions.ts

@@ -0,0 +1,13 @@
+import { GENERATOR_DISK, UserKeyDefinition } from "@bitwarden/common/platform/state";
+
+import { GeneratorNavigation } from "./generator-navigation";
+
+/** plaintext password generation options */
+export const GENERATOR_SETTINGS = new UserKeyDefinition<GeneratorNavigation>(
+  GENERATOR_DISK,
+  "generatorSettings",
+  {
+    deserializer: (value) => value,
+    clearOn: ["logout"],
+  },
+);