Update content.json by #1159

Author: s-show

src/content.json

@@ -3144,6 +3144,14 @@
       "githubUser": "kawarimidoll",
       "issueNumber": 1156
     },
+    {
+      "title": "Neovim の小技集 - モード判定からカラーハイライトまで",
+      "date": "2025-09-05",
+      "runner": "s-show",
+      "url": null,
+      "githubUser": "s-show",
+      "issueNumber": 1159
+    },
     {
       "title": "QfSync.nvim: QuickFixのバッファとのずれをなくして便利に使う",
       "date": "2025-09-08",