diff --git a/Pipfile b/Pipfile
index b7daec0..d9a5a34 100644
--- a/Pipfile
+++ b/Pipfile
@@ -65,12 +65,17 @@ watchfiles = "==1.0.4"
 websockets = "==14.1"
 PyExecJS = "==1.5.1"
 playwright = "==1.57.0"
+requests_go = "==1.0.9"
+tenacity = ">=8.0"
 asyncpg = "*"
 pandas = "*"
 openpyxl = "*"
 pysocks = "*"
 
 [dev-packages]
+pytest = ">=8.0"
+pytest-cov = ">=4.0"
+pytest-anyio = "*"
 
 [requires]
 python_version = "3.13"
diff --git a/crawler_core/boss/__init__.py b/crawler_core/boss/__init__.py
new file mode 100644
index 0000000..d0b388e
--- /dev/null
+++ b/crawler_core/boss/__init__.py
@@ -0,0 +1 @@
+"""Boss直聘 platform module."""
diff --git a/crawler_core/pyproject.toml b/crawler_core/pyproject.toml
new file mode 100644
index 0000000..356cd3b
--- /dev/null
+++ b/crawler_core/pyproject.toml
@@ -0,0 +1,17 @@
+[build-system]
+requires = ["setuptools>=68"]
+build-backend = "setuptools.backends.legacy:build"
+
+[project]
+name = "crawler_core"
+version = "0.1.0"
+description = "Shared crawler core — sign algorithms, HTTP client, base classes"
+requires-python = ">=3.11"
+dependencies = [
+    "requests_go==1.0.9",
+    "tenacity>=8.0",
+]
+
+[tool.setuptools.packages.find]
+where = [".."]
+include = ["crawler_core*"]
diff --git a/crawler_core/qcwy/__init__.py b/crawler_core/qcwy/__init__.py
new file mode 100644
index 0000000..aade991
--- /dev/null
+++ b/crawler_core/qcwy/__init__.py
@@ -0,0 +1 @@
+"""前程无忧 (51Job) platform module."""
diff --git a/crawler_core/zhilian/__init__.py b/crawler_core/zhilian/__init__.py
new file mode 100644
index 0000000..2743127
--- /dev/null
+++ b/crawler_core/zhilian/__init__.py
@@ -0,0 +1 @@
+"""智联招聘 platform module."""