重开仓库内容：改推五个技能（browser-harness / humanizer / humanizer-zh / product-planning / session-mechanism）

按授权清空原有内容后重新提交（原 oil-ui-pro 一并移出，可从历史恢复）。
browser-harness 剔除 .venv 等运行环境；根 .gitignore 补记 .venv/ 与 node_modules/。

browser-harness/.github/VOUCHED.td

@@ -0,0 +1,15 @@
+# Vouched (or denounced) users for browser-harness.
+#
+# See https://github.com/mitchellh/vouch for details.
+#
+# Syntax:
+#   - One handle per line (without @), sorted alphabetically.
+#   - Optional platform prefix: platform:username (e.g., github:user).
+#   - Denounce by prefixing with minus: -username
+#   - Optional reason after a space following the handle.
+
+molesza
+rohitdutt108
+shaunandrewjackson1977
+-nandanadileep # Bot
+-web-dev0521 # Fabricated profile, bot PRs