diff --git a/.github/workflows/scripts-update.yml b/.github/workflows/scripts-update.yml
index 2a17597d..b45d72ea 100644
--- a/.github/workflows/scripts-update.yml
+++ b/.github/workflows/scripts-update.yml
@@ -36,7 +36,7 @@ jobs:
 
       - name: Create Pull Request
         id: cpr
-        uses: peter-evans/create-pull-request@v4
+        uses: peter-evans/create-pull-request@v7
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           commit-message: 'chore: update generated assets [skip ci]'
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0106550e..f53c8e75 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
+## 2025-05-02
+
+- 添加用户名重复校验 [@dragove](https://github.com/dragove)
+
+## 2025-04-19
+
+- 首页作业多选功能 [@guansss](https://github.com/guansss)
+- 作业集内自动排序功能 [@guansss](https://github.com/guansss)
+- 优化了资源缓存 [@martinwang2002](https://github.com/martinwang2002)
+
 ## 2025-04-10
 
+- 修复了搜索时按关卡过滤不够精准的问题 [@Aliothmoon](https://github.com/Aliothmoon)
 - 修改作业时会在新标签页打开 [@guansss](https://github.com/guansss)
 - 对搜索面板进行了正面优化（确信） [@guansss](https://github.com/guansss)
 - 广告更新
diff --git a/public/assets/operator-avatars/char_1041_angel2.png b/public/assets/operator-avatars/char_1041_angel2.png
new file mode 100644
index 00000000..240795e0
Binary files /dev/null and b/public/assets/operator-avatars/char_1041_angel2.png differ
diff --git a/public/assets/operator-avatars/char_4178_alanna.png b/public/assets/operator-avatars/char_4178_alanna.png
new file mode 100644
index 00000000..d789f817
Binary files /dev/null and b/public/assets/operator-avatars/char_4178_alanna.png differ
diff --git a/public/assets/operator-avatars/char_4179_monstr.png b/public/assets/operator-avatars/char_4179_monstr.png
new file mode 100644
index 00000000..4c814015
Binary files /dev/null and b/public/assets/operator-avatars/char_4179_monstr.png differ
diff --git a/public/assets/operator-avatars/char_4187_graceb.png b/public/assets/operator-avatars/char_4187_graceb.png
new file mode 100644
index 00000000..d2e80e61
Binary files /dev/null and b/public/assets/operator-avatars/char_4187_graceb.png differ
diff --git a/public/assets/operator-avatars/char_4188_confes.png b/public/assets/operator-avatars/char_4188_confes.png
new file mode 100644
index 00000000..969bcb77
Binary files /dev/null and b/public/assets/operator-avatars/char_4188_confes.png differ
diff --git a/public/assets/operator-avatars/char_4193_lemuen.png b/public/assets/operator-avatars/char_4193_lemuen.png
new file mode 100644
index 00000000..7020864d
Binary files /dev/null and b/public/assets/operator-avatars/char_4193_lemuen.png differ
diff --git a/public/assets/operator-avatars/char_4194_rmixer.png b/public/assets/operator-avatars/char_4194_rmixer.png
new file mode 100644
index 00000000..9d056c30
Binary files /dev/null and b/public/assets/operator-avatars/char_4194_rmixer.png differ
diff --git a/public/assets/operator-avatars/char_445_wscoot.png b/public/assets/operator-avatars/char_445_wscoot.png
new file mode 100644
index 00000000..39a5c1f3
Binary files /dev/null and b/public/assets/operator-avatars/char_445_wscoot.png differ
diff --git a/public/assets/operator-avatars/char_602_cdfend.png b/public/assets/operator-avatars/char_602_cdfend.png
new file mode 100644
index 00000000..7e19b41c
Binary files /dev/null and b/public/assets/operator-avatars/char_602_cdfend.png differ
diff --git a/public/assets/operator-avatars/char_603_csnipe.png b/public/assets/operator-avatars/char_603_csnipe.png
new file mode 100644
index 00000000..24a3b510
Binary files /dev/null and b/public/assets/operator-avatars/char_603_csnipe.png differ
diff --git a/public/assets/operator-avatars/char_604_ccast.png b/public/assets/operator-avatars/char_604_ccast.png
new file mode 100644
index 00000000..34e836cd
Binary files /dev/null and b/public/assets/operator-avatars/char_604_ccast.png differ
diff --git a/public/assets/operator-avatars/char_608_acpion.png b/public/assets/operator-avatars/char_608_acpion.png
new file mode 100644
index 00000000..57fa641b
Binary files /dev/null and b/public/assets/operator-avatars/char_608_acpion.png differ
diff --git a/public/assets/operator-avatars/char_609_acguad.png b/public/assets/operator-avatars/char_609_acguad.png
new file mode 100644
index 00000000..a13ef160
Binary files /dev/null and b/public/assets/operator-avatars/char_609_acguad.png differ
diff --git a/public/assets/operator-avatars/char_611_acnipe.png b/public/assets/operator-avatars/char_611_acnipe.png
new file mode 100644
index 00000000..e14ded99
Binary files /dev/null and b/public/assets/operator-avatars/char_611_acnipe.png differ
diff --git a/public/assets/operator-avatars/char_612_accast.png b/public/assets/operator-avatars/char_612_accast.png
new file mode 100644
index 00000000..b43e0f37
Binary files /dev/null and b/public/assets/operator-avatars/char_612_accast.png differ
diff --git a/public/assets/operator-avatars/char_613_acmedc.png b/public/assets/operator-avatars/char_613_acmedc.png
new file mode 100644
index 00000000..26206900
Binary files /dev/null and b/public/assets/operator-avatars/char_613_acmedc.png differ
diff --git a/public/assets/operator-avatars/token_10027_ironmn_pile2.png b/public/assets/operator-avatars/token_10027_ironmn_pile2.png
new file mode 100644
index 00000000..788a4b5e
Binary files /dev/null and b/public/assets/operator-avatars/token_10027_ironmn_pile2.png differ
diff --git a/public/assets/operator-avatars/token_10045_alanna_crane.png b/public/assets/operator-avatars/token_10045_alanna_crane.png
new file mode 100644
index 00000000..4360c432
Binary files /dev/null and b/public/assets/operator-avatars/token_10045_alanna_crane.png differ
diff --git a/public/assets/operator-avatars/token_10050_monstr_prosts.png b/public/assets/operator-avatars/token_10050_monstr_prosts.png
new file mode 100644
index 00000000..d4db4c7b
Binary files /dev/null and b/public/assets/operator-avatars/token_10050_monstr_prosts.png differ
diff --git a/public/assets/operator-avatars/token_10056_angel2_target.png b/public/assets/operator-avatars/token_10056_angel2_target.png
new file mode 100644
index 00000000..9b7384bf
Binary files /dev/null and b/public/assets/operator-avatars/token_10056_angel2_target.png differ
diff --git a/scripts/shared.ts b/scripts/shared.ts
index 66506a75..c860042f 100644
--- a/scripts/shared.ts
+++ b/scripts/shared.ts
@@ -122,7 +122,7 @@ export async function getOperators() {
         },
       ]
     }),
-    (el) => el.name,
+    (el) => el.id,
   ).sort((a, b) => {
     // 默认的 pinyin.compare() 没有传入 locale 参数，导致在不同的系统上有不同的排序结果，
     // 所以这里手动实现一下，并带上 locale
diff --git a/src/components/OperatorSelect.tsx b/src/components/OperatorSelect.tsx
index d5aae793..3c379f3d 100644
--- a/src/components/OperatorSelect.tsx
+++ b/src/components/OperatorSelect.tsx
@@ -72,7 +72,7 @@ export const OperatorSelect: FC<OperatorSelectProps> = ({
             modifiers.active && Classes.ACTIVE,
             selectedItems.includes(item) && Classes.SELECTED,
           )}
-          key={item.name}
+          key={item.id}
           text={
             <div className="flex items-center gap-2">
               <OperatorAvatar
diff --git a/src/components/account/AuthFormShared.tsx b/src/components/account/AuthFormShared.tsx
index c8acee39..c147c671 100644
--- a/src/components/account/AuthFormShared.tsx
+++ b/src/components/account/AuthFormShared.tsx
@@ -7,7 +7,7 @@ import {
 } from 'react-hook-form'
 
 import { FormField, FormFieldProps } from 'components/FormField'
-import { REGEX_EMAIL } from 'utils/regexes'
+import { REGEX_EMAIL, REGEX_USERNAME } from 'utils/regexes'
 
 export type RuleKeys = 'email' | 'password' | 'username' | 'registertoken'
 
@@ -25,6 +25,7 @@ export const rule: Record<RuleKeys, UseControllerProps['rules']> = {
     required: '用户名为必填项',
     minLength: { value: 4, message: '用户名长度不能小于 4 位' },
     maxLength: { value: 24, message: '用户名长度不能大于 24 位' },
+    pattern: { value: REGEX_USERNAME, message: '用户名前后不能包含空格' },
   },
   registertoken: {
     required: '邮箱验证码为必填项',
diff --git a/src/components/editor/operator/EditorOperator.tsx b/src/components/editor/operator/EditorOperator.tsx
index bb216084..b72dc2eb 100644
--- a/src/components/editor/operator/EditorOperator.tsx
+++ b/src/components/editor/operator/EditorOperator.tsx
@@ -92,7 +92,7 @@ export const EditorOperatorName = <T extends FieldValues>({
       onReset={() => onChange('')}
       itemRenderer={(item, { handleClick, handleFocus, modifiers }) => (
         <MenuItem
-          key={item.name}
+          key={'id' in item ? item.id : item.name}
           text={item.name}
           icon={
             isOperator(item) ? (
diff --git a/src/models/generated/operators.json b/src/models/generated/operators.json
index 5346292f..32c2f99a 100644
--- a/src/models/generated/operators.json
+++ b/src/models/generated/operators.json
@@ -81,6 +81,15 @@
       "rarity": 6,
       "alt_name": "Aak"
     },
+    {
+      "id": "char_4178_alanna",
+      "prof": "SUPPORT",
+      "subProf": "craftsman",
+      "name": "阿兰娜",
+      "alias": "alanna alannuo elanna elannuo aln eln 阿蘭娜",
+      "rarity": 5,
+      "alt_name": "Alanna"
+    },
     {
       "id": "char_446_aroma",
       "prof": "CASTER",
@@ -306,6 +315,15 @@
       "rarity": 0,
       "alt_name": "Stainless™ Multifunctional platform"
     },
+    {
+      "id": "token_10027_ironmn_pile2",
+      "prof": "TOKEN",
+      "subProf": "notchar1",
+      "name": "白铁™多功能平台",
+      "alias": "baitie™duogongnengpingtai baitie™duogongnaipingtai bt™dgnpt 白鐵™多功能平台",
+      "rarity": 0,
+      "alt_name": "Stainless™ Multifunctional platform"
+    },
     {
       "id": "char_118_yuki",
       "prof": "SNIPER",
@@ -477,6 +495,15 @@
       "rarity": 6,
       "alt_name": "Ch'en"
     },
+    {
+      "id": "char_445_wscoot",
+      "prof": "WARRIOR",
+      "subProf": "librator",
+      "name": "骋风",
+      "alias": "chengfeng cf 騁風",
+      "rarity": 4,
+      "alt_name": "Windscoot"
+    },
     {
       "id": "char_377_gdglow",
       "prof": "CASTER",
@@ -567,6 +594,15 @@
       "rarity": 0,
       "alt_name": "F.T.E"
     },
+    {
+      "id": "char_4188_confes",
+      "prof": "PIONEER",
+      "subProf": "pioneer",
+      "name": "CONFESS-47",
+      "alias": "CONFESS-47",
+      "rarity": 1,
+      "alt_name": "CONFESS-47"
+    },
     {
       "id": "token_10039_ulpia_block",
       "prof": "TOKEN",
@@ -1665,6 +1701,15 @@
       "rarity": 0,
       "alt_name": "GRZMOT Mine"
     },
+    {
+      "id": "char_4193_lemuen",
+      "prof": "SNIPER",
+      "subProf": "longrange",
+      "name": "蕾缪安",
+      "alias": "leimouan leimiuan leimiaoan leimuan leiliaoan lma lla 蕾繆安",
+      "rarity": 6,
+      "alt_name": "Lemuen"
+    },
     {
       "id": "char_107_liskam",
       "prof": "TANK",
@@ -1782,6 +1827,15 @@
       "rarity": 6,
       "alt_name": "Suzuran"
     },
+    {
+      "id": "char_4187_graceb",
+      "prof": "WARRIOR",
+      "subProf": "primguard",
+      "name": "聆音",
+      "alias": "lingyin ly 聆音",
+      "rarity": 5,
+      "alt_name": "Gracebearer"
+    },
     {
       "id": "char_192_falco",
       "prof": "PIONEER",
@@ -2106,6 +2160,15 @@
       "rarity": 4,
       "alt_name": "Myrrh"
     },
+    {
+      "id": "char_4179_monstr",
+      "prof": "MEDIC",
+      "subProf": "chainhealer",
+      "name": "Mon3tr",
+      "alias": "Mon3tr",
+      "rarity": 6,
+      "alt_name": "Mon3tr"
+    },
     {
       "id": "token_10002_kalts_mon3tr",
       "prof": "TOKEN",
@@ -2124,6 +2187,15 @@
       "rarity": 6,
       "alt_name": "Muelsyse"
     },
+    {
+      "id": "char_4025_aprot2",
+      "prof": "TANK",
+      "subProf": "artsprotector",
+      "name": "暮落",
+      "alias": "muluo mula mulao ml 暮落",
+      "rarity": 5,
+      "alt_name": "Shalem"
+    },
     {
       "id": "token_10042_tecno_puppet",
       "prof": "TOKEN",
@@ -2277,6 +2349,15 @@
       "rarity": 5,
       "alt_name": "Pith"
     },
+    {
+      "id": "char_612_accast",
+      "prof": "CASTER",
+      "subProf": "splashcaster",
+      "name": "Pith",
+      "alias": "Pith",
+      "rarity": 6,
+      "alt_name": "Pith"
+    },
     {
       "id": "char_145_prove",
       "prof": "SNIPER",
@@ -2484,6 +2565,15 @@
       "rarity": 5,
       "alt_name": "Sharp"
     },
+    {
+      "id": "char_609_acguad",
+      "prof": "WARRIOR",
+      "subProf": "fearless",
+      "name": "Sharp",
+      "alias": "Sharp",
+      "rarity": 6,
+      "alt_name": "Sharp"
+    },
     {
       "id": "char_379_sesa",
       "prof": "SNIPER",
@@ -2763,6 +2853,15 @@
       "rarity": 5,
       "alt_name": "Stormeye"
     },
+    {
+      "id": "char_611_acnipe",
+      "prof": "SNIPER",
+      "subProf": "fastshot",
+      "name": "Stormeye",
+      "alias": "Stormeye",
+      "rarity": 6,
+      "alt_name": "Stormeye"
+    },
     {
       "id": "char_298_susuro",
       "prof": "MEDIC",
@@ -2889,6 +2988,15 @@
       "rarity": 0,
       "alt_name": "Prototype of Feist's Metal Crab"
     },
+    {
+      "id": "token_10056_angel2_target",
+      "prof": "TOKEN",
+      "subProf": "notchar1",
+      "name": "投递坐标",
+      "alias": "toudizuobiao tdzb 投遞坐標",
+      "rarity": 0,
+      "alt_name": "临时命名"
+    },
     {
       "id": "char_510_amedic",
       "prof": "MEDIC",
@@ -2898,6 +3006,15 @@
       "rarity": 5,
       "alt_name": "Touch"
     },
+    {
+      "id": "char_613_acmedc",
+      "prof": "MEDIC",
+      "subProf": "physician",
+      "name": "Touch",
+      "alias": "Touch",
+      "rarity": 6,
+      "alt_name": "Touch"
+    },
     {
       "id": "char_402_tuye",
       "prof": "MEDIC",
@@ -3123,6 +3240,15 @@
       "rarity": 5,
       "alt_name": "Cantabile"
     },
+    {
+      "id": "token_10045_alanna_crane",
+      "prof": "TOKEN",
+      "subProf": "notchar1",
+      "name": "小螺帽",
+      "alias": "xiaoluomao xlm 小螺帽",
+      "rarity": 0,
+      "alt_name": "Nutlet"
+    },
     {
       "id": "char_4122_grabds",
       "prof": "SUPPORT",
@@ -3132,6 +3258,24 @@
       "rarity": 5,
       "alt_name": "Grain Buds"
     },
+    {
+      "id": "char_4194_rmixer",
+      "prof": "TANK",
+      "subProf": "shotprotector",
+      "name": "信仰搅拌机",
+      "alias": "xinyangjiaobanji xinyangjiaopanji xinangjiaobanji xinangjiaopanji shenyangjiaobanji shenyangjiaopanji shenangjiaobanji shenangjiaopanji xyjbj xyjpj xajbj xajpj syjbj syjpj sajbj sajpj 信仰攪拌機",
+      "rarity": 6,
+      "alt_name": "Sankta Miksaparato"
+    },
+    {
+      "id": "char_1041_angel2",
+      "prof": "SPECIAL",
+      "subProf": "geek",
+      "name": "新约能天使",
+      "alias": "xinyuenengtianshi xinyuenaitianshi xinyaonengtianshi xinyaonaitianshi xynts 新約能天使",
+      "rarity": 6,
+      "alt_name": "Exusiai the New Covenant"
+    },
     {
       "id": "char_274_astesi",
       "prof": "WARRIOR",
@@ -3582,6 +3726,15 @@
       "rarity": 3,
       "alt_name": "Reserve (Sniper)"
     },
+    {
+      "id": "char_603_csnipe",
+      "prof": "SNIPER",
+      "subProf": "fastshot",
+      "name": "预备干员-狙击",
+      "alias": "yubeiganyuan-juji yubeiganyun-juji ybgy-jj 預備幹員-狙擊",
+      "rarity": 4,
+      "alt_name": "Reserve Operator - Sniper"
+    },
     {
       "id": "char_505_rcast",
       "prof": "CASTER",
@@ -3591,6 +3744,15 @@
       "rarity": 3,
       "alt_name": "Reserve (Caster)"
     },
+    {
+      "id": "char_604_ccast",
+      "prof": "CASTER",
+      "subProf": "corecaster",
+      "name": "预备干员-术师",
+      "alias": "yubeiganyuan-shushi yubeiganyuan-zhushi yubeiganyun-shushi yubeiganyun-zhushi ybgy-ss ybgy-zs 預備幹員-術師",
+      "rarity": 4,
+      "alt_name": "Reserve Operator - Caster"
+    },
     {
       "id": "char_607_cspec",
       "prof": "SPECIAL",
@@ -3627,6 +3789,15 @@
       "rarity": 3,
       "alt_name": "Reserve (Defender)"
     },
+    {
+      "id": "char_602_cdfend",
+      "prof": "TANK",
+      "subProf": "protector",
+      "name": "预备干员-重装",
+      "alias": "yubeiganyuan-zhongzhuang yubeiganyuan-chongzhuang yubeiganyun-zhongzhuang yubeiganyun-chongzhuang ybgy-zz ybgy-cz 預備幹員-重裝",
+      "rarity": 4,
+      "alt_name": "Reserve Operator - Defender"
+    },
     {
       "id": "char_513_apionr",
       "prof": "PIONEER",
@@ -3636,6 +3807,15 @@
       "rarity": 5,
       "alt_name": "Tulip"
     },
+    {
+      "id": "char_608_acpion",
+      "prof": "PIONEER",
+      "subProf": "pioneer",
+      "name": "郁金香",
+      "alias": "yujinxiang yjx 鬱金香",
+      "rarity": 6,
+      "alt_name": "Tulip"
+    },
     {
       "id": "char_421_crow",
       "prof": "WARRIOR",
@@ -3780,6 +3960,15 @@
       "rarity": 6,
       "alt_name": "Lessing"
     },
+    {
+      "id": "token_10050_monstr_prosts",
+      "prof": "TOKEN",
+      "subProf": "notchar1",
+      "name": "重构体",
+      "alias": "zhonggouti chonggouti zgt cgt 重構體",
+      "rarity": 0,
+      "alt_name": "Reconstruct"
+    },
     {
       "id": "char_2024_chyue",
       "prof": "WARRIOR",
@@ -3888,9 +4077,10 @@
         { "id": "musha", "name": "武者" },
         { "id": "crusher", "name": "重剑手" },
         { "id": "reaper", "name": "收割者" },
-        { "id": "fighter", "name": "斗士" },
         { "id": "librator", "name": "解放者" },
-        { "id": "hammer", "name": "撼地者" }
+        { "id": "fighter", "name": "斗士" },
+        { "id": "hammer", "name": "撼地者" },
+        { "id": "primguard", "name": "本源近卫" }
       ]
     },
     {
diff --git a/src/utils/regexes.ts b/src/utils/regexes.ts
index 5c9af136..b3c2248b 100644
--- a/src/utils/regexes.ts
+++ b/src/utils/regexes.ts
@@ -2,3 +2,5 @@
 // let the server do the validation further and, if an email cannot be sent,
 // a sufficient error message is far better than tied-to-RFC validation on client side.
 export const REGEX_EMAIL = /^\S+@\S+\.\S+$/
+// 开头和结尾不能为空格，但是中间允许有空格
+export const REGEX_USERNAME = /^\S.{2,22}\S$/