feat(server): support installable license (#12181)

<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit

- **New Features**
  - Added support for installing self-hosted team licenses via encrypted license files.
  - Introduced a new "Onetime" license variant for self-hosted environments.
  - Added a GraphQL mutation to upload and install license files.
  - License details now display the license variant.

- **Bug Fixes**
  - Improved error messages for license activation and expiration, including dynamic reasons.

- **Localization**
  - Updated and improved license-related error messages for better clarity.

- **Tests**
  - Added comprehensive end-to-end tests for license installation scenarios.

- **Chores**
  - Enhanced environment variable handling and public key management for license verification.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

packages/frontend/i18n/src/i18n.gen.ts

@@ -8441,9 +8441,11 @@ export function useAFFiNEI18N(): {
       */
     ["error.LICENSE_NOT_FOUND"](): string;
     /**
-      * `Invalid license to activate.`
+      * `Invalid license to activate. {{reason}}`
       */
-    ["error.INVALID_LICENSE_TO_ACTIVATE"](): string;
+    ["error.INVALID_LICENSE_TO_ACTIVATE"](options: {
+        readonly reason: string;
+    }): string;
     /**
       * `Invalid license update params. {{reason}}`
       */
@@ -8451,11 +8453,9 @@ export function useAFFiNEI18N(): {
         readonly reason: string;
     }): string;
     /**
-      * `You cannot downgrade the workspace from team workspace because there are more than {{limit}} members that are currently active.`
+      * `License has expired.`
       */
-    ["error.WORKSPACE_MEMBERS_EXCEED_LIMIT_TO_DOWNGRADE"](options: {
-        readonly limit: string;
-    }): string;
+    ["error.LICENSE_EXPIRED"](): string;
     /**
       * `Unsupported client with version [{{clientVersion}}], required version is [{{requiredVersion}}].`
       */

packages/frontend/i18n/src/resources/en.json

@@ -2087,9 +2087,9 @@
   "error.LICENSE_REVEALED": "License key has been revealed. Please check your mail box of the one provided during checkout.",
   "error.WORKSPACE_LICENSE_ALREADY_EXISTS": "Workspace already has a license applied.",
   "error.LICENSE_NOT_FOUND": "License not found.",
-  "error.INVALID_LICENSE_TO_ACTIVATE": "Invalid license to activate.",
+  "error.INVALID_LICENSE_TO_ACTIVATE": "Invalid license to activate. {{reason}}",
   "error.INVALID_LICENSE_UPDATE_PARAMS": "Invalid license update params. {{reason}}",
-  "error.WORKSPACE_MEMBERS_EXCEED_LIMIT_TO_DOWNGRADE": "You cannot downgrade the workspace from team workspace because there are more than {{limit}} members that are currently active.",
+  "error.LICENSE_EXPIRED": "License has expired.",
   "error.UNSUPPORTED_CLIENT_VERSION": "Unsupported client with version [{{clientVersion}}], required version is [{{requiredVersion}}].",
   "error.NOTIFICATION_NOT_FOUND": "Notification not found.",
   "error.MENTION_USER_DOC_ACCESS_DENIED": "Mentioned user can not access doc {{docId}}.",