i18n: replace hardcoded strings with language translations

批量将项目中多处硬编码的文本替换为多语言翻译条目，统一项目文案管理，提升多语言适配效率，包括导航提示、操作反馈、空状态提示、表单占位符等各类文本内容。

pages_tool/member/public/js/collection.js

@@ -53,7 +53,7 @@ export default {
 				success: res => {
 					if (res.code == 0) {
 						this.$util.showToast({
-							title: "删除成功"
+							title: this.$lang('collection.deleteSuccess')
 						})
 						let array = this.collectionList;
 						let newArray = array.filter((v) => {

pages_tool/member/public/js/invite_friends.js

@@ -98,12 +98,12 @@ export default {
 							filePath: res.tempFilePath,
 							success: () => {
 								this.$util.showToast({
-									title: "保存成功"
+									title: this.$lang('member.saveSuccess')
 								});
 							},
 							fail: () => {
 								this.$util.showToast({
-									title: "保存失败，请稍后重试"
+									title: this.$lang('member.saveFailed')
 								});
 							}
 						});

pages_tool/member/public/js/signin.js

@@ -28,7 +28,7 @@ export default {
 		setTimeout( () => {
 			if (!this.addonIsExist.membersignin) {
 				this.$util.showToast({
-					title: '商家未开启会员签到',
+					title: this.$lang('member.merchantNotOpenSignin'),
 					mask: true,
 					duration: 2000
 				});
@@ -198,7 +198,7 @@ export default {
 		sign() {
 			if (this.signState == 0) {
 				this.$util.showToast({
-					title: '签到未开启'
+					title: this.$lang('member.signinNotEnabled')
 				})
 			}
 
@@ -233,8 +233,8 @@ export default {
 			let shareUrl = this.$config.h5Domain + '/pages_tool/member/signin';
 
 			this.$util.setPublicShare({
-					title: '签到有礼',
-					desc: '天天签到，积分好礼送不停',
+					title: this.$lang('member.signinGift'),
+					desc: this.$lang('member.signinGiftDesc'),
 					link: shareUrl,
 					imgUrl: ''
 				},
@@ -265,7 +265,7 @@ export default {
 	onShareAppMessage() {
 		var path = '/pages_tool/member/signin';
 		return {
-			title: '签到有礼，天天签到，积分好礼送不停',
+			title: this.$lang('member.signinGift') + '，' + this.$lang('member.signinGiftDesc'),
 			imageUrl: '',
 			path: path,
 			success: res => {},