🔧 refactor: Permission handling for Resource Sharing (#11283)

* 🔧 refactor: permission handling for public sharing

- Updated permission keys from SHARED_GLOBAL to SHARE across various files for consistency.
- Added public access configuration in librechat.example.yaml.
- Adjusted related tests and components to reflect the new permission structure.

* chore: Update default SHARE permission to false

* fix: Update SHARE permissions in tests and implementation

- Added SHARE permission handling for user and admin roles in permissions.spec.ts and permissions.ts.
- Updated expected permissions in tests to reflect new SHARE permission values for various permission types.

* fix: Handle undefined values in PeoplePickerAdminSettings component

- Updated the checked and value props of the Switch component to handle undefined values gracefully by defaulting to false. This ensures consistent behavior when the field value is not set.

* feat: Add CREATE permission handling for prompts and agents

- Introduced CREATE permission for user and admin roles in permissions.spec.ts and permissions.ts.
- Updated expected permissions in tests to include CREATE permission for various permission types.

* 🔧 refactor: Enhance permission handling for sharing dialog usability

* refactor: public sharing permissions for resources

- Added middleware to check SHARE_PUBLIC permissions for agents, prompts, and MCP servers.
- Updated interface configuration in librechat.example.yaml to include public sharing options.
- Enhanced components and hooks to support public sharing functionality.
- Adjusted tests to validate new permission handling for public sharing across various resource types.

* refactor: update Share2Icon styling in GenericGrantAccessDialog

* refactor: update Share2Icon size in GenericGrantAccessDialog for consistency

* refactor: improve layout and styling of Share2Icon in GenericGrantAccessDialog

* refactor: update Share2Icon size in GenericGrantAccessDialog for improved consistency

* chore: remove redundant public sharing option from People Picker

* refactor: add SHARE_PUBLIC permission handling in updateInterfacePermissions tests

librechat.example.yaml

@@ -85,10 +85,16 @@ interface:
   parameters: true
   sidePanel: true
   presets: true
-  prompts: true
+  prompts:
+    use: true
+    share: false
+    public: false
   bookmarks: true
   multiConvo: true
-  agents: true
+  agents:
+    use: true
+    share: false
+    public: false
   peoplePicker:
     users: true
     groups: true
@@ -102,9 +108,11 @@ interface:
     # - use: Allow users to use configured MCP servers
     # - create: Allow users to create and manage new MCP servers
     # - share: Allow users to share MCP servers with other users
+    # - public: Allow users to share MCP servers publicly (with everyone)
     use: false
-    create: false
     share: false
+    create: false
+    public: false
     # Creation / edit MCP server config Dialog config example
     # trustCheckbox:
     #   label: