diff --git a/README.md b/README.md
index 7a7e9fc..e4e565f 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,4 @@
 [![Github Actions Status](https://github.com/Midnight95/python-project-83/workflows/Python%20CI/badge.svg)](https://github.com/Midnight95/python-project-83/actions)
 [![Maintainability](https://api.codeclimate.com/v1/badges/a35829300219c07f6809/maintainability)](https://codeclimate.com/github/Midnight95/python-project-83/maintainability)
 
+You can check project [here](http://granovskydev.ru/)
\ No newline at end of file
diff --git a/page_analyzer/app.py b/page_analyzer/app.py
index 30c6f30..44e48d9 100644
--- a/page_analyzer/app.py
+++ b/page_analyzer/app.py
@@ -99,32 +99,32 @@ def post_urls():
         else:
             flash('Страница успешно добавлена', 'success')
             urls = get_url_config(data)
-            id = db.insert(
+            url_id = db.insert(
                 table='urls',
                 cols=urls.keys(),
                 data=urls.values()
             )
-            return redirect(url_for('url_info', id=id))
+            return redirect(url_for('url_info', id=url_id))
 
 
-@app.get('/urls/<id>')
-def url_info(id):
-    site = render_url(id=id, table='urls', col='id')[0]
-    checks = render_url(id=id, table='urls_checks', col='url_id')
+@app.get('/urls/<int:id>')
+def url_info(_id: int):
+    site = render_url(id=_id, table='urls', col='id')[0]
+    checks = render_url(id=_id, table='urls_checks', col='url_id')
     return render_template('urls_id.html', site=site, checks=checks)
 
 
-@app.post('/urls/<id>/checks')
-def check_url(id):
-    addr = render_url(id=id, table='urls', col='id')[0]['name']
+@app.post('/urls/<int:id>/checks')
+def check_url(_id: int):
+    addr = render_url(id=_id, table='urls', col='id')[0]['name']
     try:
-        page = requests.get(addr, timeout=5)
-        page.raise_for_status()
+        _request = requests.get(addr, timeout=5)
+        _request.raise_for_status()
     except requests.RequestException:
         flash('Произошла ошибка при проверке', 'error')
-        return redirect(url_for('url_info', id=id))
+        return redirect(url_for('url_info', id=_id))
 
-    checks = get_urls_checks(page, id)
+    checks = get_urls_checks(_request, _id)
 
     with Database(db_url) as db:
         db.insert(
@@ -134,4 +134,4 @@ def check_url(id):
         )
 
     flash('Страница успешно проверена', 'success')
-    return redirect(url_for('url_info', id=id))
+    return redirect(url_for('url_info', id=_id))
diff --git a/tests/test_app.py b/tests/test_app.py
index 2f3be29..b601ee0 100644
--- a/tests/test_app.py
+++ b/tests/test_app.py
@@ -1,5 +1,8 @@
 
 def test_request_example(client):
+    """
+    Test if the client is running
+    """
     response = client.get("/")
     string = "Анализатор страниц"
     bytes_data = string.encode('utf-8')
diff --git a/tests/test_config.py b/tests/test_config.py
new file mode 100644
index 0000000..e69de29