diff --git a/README.md b/README.md
index 3a8beaa49d6f0c6c93b0b1661f4757a2b338b256..9e5f08ec4e1e67652f6bc248270ceedbfd572598 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,9 @@
 # first_blog
 
-参考资料：《Flask Web开发：基于Python的Web应用开发实战（第2版）》
\ No newline at end of file
+参考资料：《Flask Web开发：基于Python的Web应用开发实战（第2版）》
+
+启动服务：
+
+1、终端中设置环境变量`$env:FLASK_APP = "flasky.py"`
+
+2、使用flask run启动
\ No newline at end of file
diff --git a/app/__init__.py b/app/__init__.py
index 18d51ff69c8ee6d8bfbeed518fbd9ab37ed24c8a..ebb9641df3e9042f0831eb4dc4dbf85967de37d2 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -6,3 +6,16 @@
 # Author:       GaoNingNing
 # Date:         2022/11/27
 # -------------------------------------------------------------------------------
+from flask import Flask
+from config import config
+
+
+def create_app(config_name):
+    app = Flask(__name__)
+    app.config.from_object(config[config_name])
+    config[config_name].init_app(app)
+
+    # 添加主路由
+    from .main import main as main_blueprint
+    app.register_blueprint(main_blueprint)
+    return app
diff --git a/app/main/__init__.py b/app/main/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..fa38bdd87eb224f3a9d61f5c10446aa999c8eecb
--- /dev/null
+++ b/app/main/__init__.py
@@ -0,0 +1,14 @@
+# -*- coding: utf-8 -*-#
+
+# -------------------------------------------------------------------------------
+# Name:         __init__.py
+# Description:  应用主模块
+# Author:       GaoNingNing
+# Date:         2022/11/27
+# -------------------------------------------------------------------------------
+from flask import Blueprint
+
+#  主蓝本
+main = Blueprint('main', __name__)
+
+from . import views
diff --git a/app/main/views.py b/app/main/views.py
new file mode 100644
index 0000000000000000000000000000000000000000..3f36557d76ba251d7595aa9d019a8ce0e482a93c
--- /dev/null
+++ b/app/main/views.py
@@ -0,0 +1,14 @@
+# -*- coding: utf-8 -*-#
+
+# -------------------------------------------------------------------------------
+# Name:         views
+# Description:  视图函数
+# Author:       GaoNingNing
+# Date:         2022/11/27
+# -------------------------------------------------------------------------------
+from app.main import main
+
+
+@main.route('/')
+def index():
+    return '<h1>Hello World!</h1>'
diff --git a/config.py b/config.py
index 57aa0fa9adb9582dfbc1849a6f265eeb6ac7d6b4..561a9257533d45a5ff887f6ee1e95e166e7c4f60 100644
--- a/config.py
+++ b/config.py
@@ -6,3 +6,47 @@
 # Author:       GaoNingNing
 # Date:         2022/11/27
 # -------------------------------------------------------------------------------
+import os
+
+basedir = os.path.abspath(os.path.dirname(__file__))
+
+
+class Config:
+    """
+    配置基类
+    """
+    pass
+
+    @staticmethod
+    def init_app(app):
+        pass
+
+
+class DevelopmentConfig(Config):
+    """
+    开发环境配置
+    """
+    DEBUG = True
+
+
+class TestingConfig(Config):
+    """
+    测试环境配置
+    """
+    TESTING = True
+
+
+class ProductionConfig(Config):
+    """
+    生产环境配置
+    """
+    pass
+
+
+config = {
+    'development': DevelopmentConfig,
+    'testing': TestingConfig,
+    'production': ProductionConfig,
+
+    'default': DevelopmentConfig
+}
diff --git a/first_blog.py b/first_blog.py
index 7cfaae9f88c0102be1452113c00f5b583ae5ba7a..4bb8fbdf5e93aef0662457b5772836e56678d05a 100644
--- a/first_blog.py
+++ b/first_blog.py
@@ -6,3 +6,8 @@
 # Author:       GaoNingNing
 # Date:         2022/11/27
 # -------------------------------------------------------------------------------
+import os
+
+from app import create_app
+
+app = create_app(os.getenv('FLASK_CONFIG') or 'default')