feat(users): implement user following system and following feed

Add follow/unfollow actions and social stats to user profiles
Introduce Following feed scope in Life view
Add notifications for new followers

system-wordings.ts

@@ -106,10 +106,12 @@ export const systemWordingMessages = {
       targetLifePost: 'Life post',
       targetLifeComment: 'Life comment',
       targetDiscussionComment: 'discussion comment',
+      targetProfile: 'profile',
       lifePostComment: '{actor} commented on your Life post',
       lifeCommentReply: '{actor} replied to your Life comment',
       discussionCommentReply: '{actor} replied to your discussion comment',
       lifePostReaction: '{actor} reacted {reaction} to your Life post',
+      userFollow: '{actor} followed you',
       moderationApproved: 'Your {target} passed review',
       moderationRejected: 'Your {target} did not pass review',
       moderationFailed: 'Review failed for your {target}'
@@ -504,6 +506,14 @@ export const systemWordingMessages = {
         passwordSaved: 'Password updated',
         passwordSaveFailed: 'Password update failed',
         savePassword: 'Save password',
+        follow: 'Follow',
+        followBack: 'Follow back',
+        following: 'Following',
+        friend: 'Friend',
+        followers: 'Followers',
+        followingCount: 'Following',
+        friends: 'Friends',
+        followFailed: 'Follow action failed',
         joinedAt: 'Joined {date}',
         lifePosts: 'Life posts',
         lifeComments: 'Life comments',
@@ -848,6 +858,9 @@ export const systemWordingMessages = {
         languages: 'Languages',
         allLanguages: 'All languages',
         allCategories: 'All',
+        feedScope: 'Feed scope',
+        allFeed: 'All feed',
+        followingFeed: 'Following',
         allVersions: 'All versions',
         versionFilter: 'Version',
         ratingFilter: 'Rating',
@@ -1197,6 +1210,7 @@ export const systemWordingMessages = {
       invalidResetToken: 'The password reset link is invalid or expired',
       currentPasswordInvalid: 'Current password is incorrect',
       invalidReferralCode: 'Referral code is invalid',
+      cannotFollowSelf: 'You cannot follow yourself',
       emailDeliveryUnavailable: 'Email delivery is temporarily unavailable. Please try again later.'
     },
     validation: {
@@ -1411,10 +1425,12 @@ export const systemWordingMessages = {
       targetLifePost: 'Life 动态',
       targetLifeComment: 'Life 评论',
       targetDiscussionComment: '讨论评论',
+      targetProfile: '个人主页',
       lifePostComment: '{actor} 评论了你的 Life 动态',
       lifeCommentReply: '{actor} 回复了你的 Life 评论',
       discussionCommentReply: '{actor} 回复了你的讨论评论',
       lifePostReaction: '{actor} 用 {reaction} Reaction 了你的 Life 动态',
+      userFollow: '{actor} 关注了你',
       moderationApproved: '你的{target}已审核通过',
       moderationRejected: '你的{target}未通过审核',
       moderationFailed: '你的{target}审核失败'
@@ -1783,6 +1799,14 @@ export const systemWordingMessages = {
         passwordSaved: '密码已更新',
         passwordSaveFailed: '密码更新失败',
         savePassword: '保存密码',
+        follow: '关注',
+        followBack: '回关',
+        following: '已关注',
+        friend: '好友',
+        followers: '粉丝',
+        followingCount: '关注',
+        friends: '好友',
+        followFailed: '关注操作失败',
         joinedAt: '加入于 {date}',
         lifePosts: 'Life 动态',
         lifeComments: 'Life 评论',
@@ -2127,6 +2151,9 @@ export const systemWordingMessages = {
         languages: '语言区',
         allLanguages: '全部语言',
         allCategories: '全部',
+        feedScope: '动态范围',
+        allFeed: '全部动态',
+        followingFeed: '关注动态',
         allVersions: '全部版本',
         versionFilter: '版本',
         ratingFilter: '评分',
@@ -2474,9 +2501,10 @@ export const systemWordingMessages = {
         invalidCredentials: '邮箱或密码不正确',
         verifyEmailFirst: '请先完成邮箱验证',
         invalidResetToken: '密码重置链接无效或已过期',
-        currentPasswordInvalid: '当前密码不正确',
-        invalidReferralCode: '邀请码无效',
-        emailDeliveryUnavailable: '邮件发送暂时不可用，请稍后再试。'
+      currentPasswordInvalid: '当前密码不正确',
+      invalidReferralCode: '邀请码无效',
+      cannotFollowSelf: '不能关注自己',
+      emailDeliveryUnavailable: '邮件发送暂时不可用，请稍后再试。'
       },
       validation: {
         nameRequired: '请输入名称',