feat(check): add build log link for failed Cloudflare checks

Failed check_run messages now include a Build Log field linking to
check_run.details_url (the Cloudflare build log page).

server/lib/formatters/check.ts

@@ -171,6 +171,7 @@ export function formatCheckRun(
     name?: string;
     conclusion?: string;
     html_url?: string;
+    details_url?: string;
     status?: string;
     output?: { title?: string; summary?: string };
   };
@@ -196,6 +197,14 @@ export function formatCheckRun(
     });
   }
 
+  if (status === "failure" && checkRun.details_url) {
+    fields.push({
+      name: t("fields.build_log"),
+      value: `[${t("fields.build_log")}](${checkRun.details_url})`,
+      inline: false,
+    });
+  }
+
   return buildMessage(
     {
       author,

server/lib/lib/locales/en.ts

@@ -75,6 +75,7 @@ export const en = {
     renamed: "Renamed",
     details: "Details",
     branch_tag: "Branch/Tag",
+    build_log: "Build Log",
   },
   common: {
     footer: "{repo}",

server/lib/lib/locales/zh.ts

@@ -75,6 +75,7 @@ export const zh = {
     renamed: "已重命名",
     details: "详情",
     branch_tag: "分支/标签",
+    build_log: "构建日志",
   },
   common: {
     footer: "{repo}",