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/workflows/release.yml

@@ -0,0 +1,25 @@
+name: release
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  publish:
+    name: publish to PyPI
+    runs-on: ubuntu-latest
+    environment: pypi
+    permissions:
+      contents: read
+      id-token: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+      - name: Build distributions
+        run: |
+          python -m pip install --upgrade build
+          python -m build
+      - name: Publish distributions
+        uses: pypa/gh-action-pypi-publish@release/v1