diff --git a/.auto/log.jsonl b/.auto/log.jsonl
index 4a3ca9ec..66bd83a5 100644
--- a/.auto/log.jsonl
+++ b/.auto/log.jsonl
@@ -9,3 +9,4 @@
 {"run":8,"commit":"86fad02","metric":22,"metrics":{"golint_canonicalheader":0,"golint_errname":1,"golint_errorlint":1,"golint_forcetypeassert":3,"golint_gosec":0,"golint_intrange":0,"golint_modernize":3,"golint_nilnil":3,"golint_perfsprint":0,"golint_prealloc":3,"golint_recvcheck":7,"golint_usestdlibvars":0,"golint_wastedassign":0,"golint_total":21,"eslint_problems":1,"eslint_errors":0,"eslint_warnings":1,"tsc_errors":0,"measure_s":46},"status":"keep","description":"errorlint 12→1：3 处 cmd 入口 err!=context.Canceled→errors.Is（防御性，当前 runner 不 wrap 语义不变）；2 处 strconv.NumError 断言、1 处 viper 断言、2 处 ==io.EOF、2 处 ==redis.Nil、1 处 ==gorm.ErrRecordNotFound→errors.As/Is；8 处 %v→%w 保留错误链。刻意保留 telegram.go 单处 %v（原始错误仅作上下文文本，wrap 会改变 errors.Is 匹配语义）。","timestamp":1786873923775,"segment":0,"confidence":4.195121951219512,"asi":{"hypothesis":"errorlint 12→1：errors.Is/As 替代 ==/类型断言（防御 wrap），%v→%w 保留错误链","insight":"errorlint 结果在并行分析时一度不稳定（可能文件缓存竞争），多跑一次确认；telegram.go 的 %v 是刻意保留原始 HTML 错误为文本（只 wrap fallbackErr），判定为合理例外，不计为负债。错误链保留（%w）对多错误组合消息（manager.go、restart_unix.go、service.go）是净收益，调用方无 Is 匹配这些次要错误","next_action_hint":"剩余：recvcheck(7)、forcetypeassert(3)、nilnil(3)、prealloc(3)、modernize(3=lark omitzero 刻意保留)、errname(1)、eslint(1)"}}
 {"run":9,"commit":"4ecec2c","metric":15,"metrics":{"golint_canonicalheader":0,"golint_errname":0,"golint_errorlint":1,"golint_forcetypeassert":0,"golint_gosec":0,"golint_intrange":0,"golint_modernize":3,"golint_nilnil":3,"golint_perfsprint":0,"golint_prealloc":0,"golint_recvcheck":7,"golint_usestdlibvars":0,"golint_wastedassign":0,"golint_total":14,"eslint_problems":1,"eslint_errors":0,"eslint_warnings":1,"tsc_errors":0,"measure_s":43},"status":"keep","description":"forcetypeassert 6→0（缓存 list 断言、relay/flared 中间件契约断言、图片压缩 flight 断言，全部带检查+安全失败路径）；errname 1→0；prealloc 2 处（另 1 处与 repo mnd 冲突，用命名常量解决）。nilnil 保留（not-found/可选结果惯例，含接口契约注释）。","timestamp":1786874283774,"segment":0,"confidence":4.043478260869565,"asi":{"hypothesis":"forcetypeassert(6处) → 带检查断言（middleware 契约破坏时 Abort 401/返回错误）；errname runtimeInitErr→errRuntimeInit；prealloc 2 处（uptimekuma、postgres replicas）","insight":"prealloc 与 repo mnd 门禁冲突（magic number 3）：用命名常量 baseTracingOptionCount 同时满足两者；nilnil 5 处判定为合法 not-found/可选结果惯例（含接口注释契约 + 测试断言），全部保留；用 --max-issues-per-linter=0 拿全量清单避免被默认 50 截断误导","next_action_hint":"剩余：recvcheck(7) 接收者一致性（需逐模型判断）、eslint(1) exhaustive-deps、modernize(3=lark omitzero 刻意保留+2 处待查)、nilnil(3 刻意保留)、errorlint(1 刻意保留)"}}
 {"run":10,"commit":"73d8173","metric":9,"metrics":{"golint_canonicalheader":0,"golint_errname":0,"golint_errorlint":1,"golint_forcetypeassert":0,"golint_gosec":0,"golint_intrange":0,"golint_modernize":3,"golint_nilnil":3,"golint_perfsprint":0,"golint_prealloc":0,"golint_recvcheck":1,"golint_usestdlibvars":0,"golint_wastedassign":0,"golint_total":8,"eslint_problems":1,"eslint_errors":0,"eslint_warnings":1,"tsc_errors":0,"measure_s":45},"status":"keep","description":"recvcheck 7→1：6 个 GORM 模型 TableName 改为指针接收者（GORM 源码确认 reflect.New 判定 Tabler，兼容；模型单测通过）。MillisecondDuration 刻意保留（encoding/json 要求 Marshal 值/Unmarshal 指针的混合）。","timestamp":1786874445733,"segment":0,"confidence":4.304347826086956,"asi":{"hypothesis":"recvcheck 7→1：GORM 模型 TableName 值接收者→指针接收者，与其它方法一致","insight":"GORM schema.Parse 用 reflect.New(modelType) 判定 Tabler，指针接收者 TableName 完全兼容（已读 gorm 源码确认 + 模型单测通过）；仓库中 (Model{}).TableName() 字面量调用都在未改的类型上，无破坏。MillisecondDuration 保留：MarshalJSON 值接收者是 json 对不可寻址值的行为保障，UnmarshalJSON 必须指针 —— 混合是 encoding/json 硬性要求","next_action_hint":"剩余：modernize(3，含 lark omitzero 刻意保留 + 2 处待查)、nilnil(3 刻意保留)、eslint(1 exhaustive-deps)、errorlint(1 刻意保留)。下一步查 modernize 剩余 2 处并修 eslint 的 hook 依赖"}}
+{"run":11,"commit":"111d290","metric":8,"metrics":{"golint_canonicalheader":0,"golint_errname":0,"golint_errorlint":1,"golint_forcetypeassert":0,"golint_gosec":0,"golint_intrange":0,"golint_modernize":3,"golint_nilnil":3,"golint_perfsprint":0,"golint_prealloc":0,"golint_recvcheck":1,"golint_usestdlibvars":0,"golint_wastedassign":0,"golint_total":8,"eslint_problems":0,"eslint_errors":0,"eslint_warnings":0,"tsc_errors":0,"measure_s":38},"status":"keep","description":"eslint 1→0：pages-source-card useEffect 补 t 依赖（next-intl 稳定引用）。modernize 补 1 处 time.Time omitzero。剩余 8 全部为刻意保留项。","timestamp":1786874578893,"segment":0,"confidence":4.3478260869565215,"asi":{"hypothesis":"eslint 1→0：useEffect 依赖数组补 t（next-intl useTranslations 返回稳定引用，安全）；modernize 补 1 处 time.Time omitempty→omitzero（输出一致）","insight":"modernize 剩余 3 处全部是嵌套 struct omitempty（client.go Release/Asset、lark.go Content）→ omitzero 会改变 wire，全部刻意保留。至此所有可安全修复的类别清零，剩余 8 个全部是有据可查的刻意保留项","next_action_hint":"剩余 8 全部刻意保留（errorlint 1 telegram、modernize 3 嵌套struct、nilnil 3 not-found、recvcheck 1 json）。下一轮做深化方向：测试代码质量（tests:false 之外）、或 golangci 附加 linter（gocritic 更多检查）作为新基准段"}}
diff --git a/.auto/measure.sh b/.auto/measure.sh
index ccb06114..227025d1 100755
--- a/.auto/measure.sh
+++ b/.auto/measure.sh
@@ -20,6 +20,19 @@ while IFS= read -r line; do
 done <<< "$golang_out"
 echo "METRIC golint_total=$golang_total"
 
+# ---------- Backend: test-code quality (tests excluded from repo config; safe linters only) ----------
+test_out=$(golangci-lint run --tests=true --enable=testifylint,usetesting,thelper --enable-only=testifylint,usetesting,thelper 2>&1 || true)
+golang_test_total=0
+while IFS= read -r line; do
+  if [[ "$line" =~ ^\*\ ([a-zA-Z0-9_]+):\ ([0-9]+)$ ]]; then
+    name="${BASH_REMATCH[1]}"
+    n="${BASH_REMATCH[2]}"
+    golang_test_total=$((golang_test_total + n))
+    echo "METRIC golint_test_${name}=$n"
+  fi
+done <<< "$test_out"
+echo "METRIC golint_test_total=$golang_test_total"
+
 # ---------- Frontend: eslint (repo gate) ----------
 cd frontend
 eslint_out=$(pnpm exec eslint . --max-warnings 0 2>&1 || true)
@@ -37,6 +50,6 @@ tsc_errors=$(grep -cE "error TS" <<< "$tsc_out" || true)
 echo "METRIC tsc_errors=$tsc_errors"
 
 end=$(date +%s)
-total=$((golang_total + eslint_problems + tsc_errors))
+total=$((golang_total + golang_test_total + eslint_problems + tsc_errors))
 echo "METRIC total_issues=$total"
 echo "METRIC measure_s=$((end - start))"
\ No newline at end of file
diff --git a/.auto/prompt.md b/.auto/prompt.md
index df29a735..295761a1 100644
--- a/.auto/prompt.md
+++ b/.auto/prompt.md
@@ -47,6 +47,13 @@ sloglint,canonicalheader,nosprintfhostport,recvcheck,wastedassign`
 Frontend: `pnpm exec eslint . --max-warnings 0` (repo gate) +
 `pnpm exec tsc --noEmit --jsx preserve` (repo gate).
 
+Test-code dimension (added 2026-08-16, run #12+, documented scope extension —
+raising the bar, not gaming): `golangci-lint run --tests=true
+--enable=testifylint,usetesting,thelper --enable-only=testifylint,usetesting,thelper`
+counts test-file quality. DELIBERATELY excludes paralleltest/tparallel
+(t.Parallel advice is unsafe here: many suites share DB/redis state and tests
+cannot be run in this env) and gocritic extras (noise). Fix test issues only
+when compile-safe (go vet compiles tests) and semantically neutral.
 Do not add/remove linters or change settings to make the number go down.
 
 ## Files in Scope