feat(socialnetwork): enhance folder and video management with user visibility options

- Added functionality to manage selected users for adult folders and erotic videos, allowing for more granular visibility control.
- Introduced new endpoints and methods in the SocialNetworkController and SocialNetworkService to handle selected users.
- Updated the frontend components to include input fields for selected users in CreateFolderDialog, EditImageDialog, and EroticPicturesView.
- Enhanced the routing to support fetching erotic folders and videos by username, improving user experience in profile views.

backend/models/community/erotic_video_image_visibility.js

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+import { sequelize } from '../../utils/sequelize.js';
+import { DataTypes } from 'sequelize';
+
+const EroticVideoImageVisibility = sequelize.define('erotic_video_image_visibility', {
+    id: {
+        type: DataTypes.INTEGER,
+        autoIncrement: true,
+        primaryKey: true,
+        allowNull: false
+    },
+    eroticVideoId: {
+        type: DataTypes.INTEGER,
+        allowNull: false
+    },
+    visibilityTypeId: {
+        type: DataTypes.INTEGER,
+        allowNull: false
+    }
+}, {
+    tableName: 'erotic_video_image_visibility',
+    timestamps: false,
+    underscored: true,
+    schema: 'community'
+});
+
+export default EroticVideoImageVisibility;

backend/models/community/erotic_video_visibility_user.js

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+import { sequelize } from '../../utils/sequelize.js';
+import { DataTypes } from 'sequelize';
+
+const EroticVideoVisibilityUser = sequelize.define('erotic_video_visibility_user', {
+    id: {
+        type: DataTypes.INTEGER,
+        autoIncrement: true,
+        primaryKey: true,
+        allowNull: false
+    },
+    eroticVideoId: {
+        type: DataTypes.INTEGER,
+        allowNull: false
+    },
+    userId: {
+        type: DataTypes.INTEGER,
+        allowNull: false
+    }
+}, {
+    tableName: 'erotic_video_visibility_user',
+    timestamps: false,
+    underscored: true,
+    schema: 'community'
+});
+
+export default EroticVideoVisibilityUser;