diff --git a/.idea/announcementService.iml b/.idea/announcementService.iml
index 78e851b..1656a67 100644
--- a/.idea/announcementService.iml
+++ b/.idea/announcementService.iml
@@ -11,6 +11,9 @@
     <orderEntry type="jdk" jdkName="Python 3.12 (announcementService) (2)" jdkType="Python SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
   </component>
+  <component name="PackageRequirementsSettings">
+    <option name="versionSpecifier" value="Strong equality (==x.y.z)" />
+  </component>
   <component name="TemplatesService">
     <option name="TEMPLATE_CONFIGURATION" value="Jinja2" />
     <option name="TEMPLATE_FOLDERS">
diff --git a/.idea/dataSources.xml b/.idea/dataSources.xml
index 1bc33e4..7780e89 100644
--- a/.idea/dataSources.xml
+++ b/.idea/dataSources.xml
@@ -2,7 +2,7 @@
 <project version="4">
   <component name="DataSourceManagerImpl" format="xml" multifile-model="true">
     <data-source source="LOCAL" name="@localhost" uuid="5bd2f97d-04d9-4780-924c-77d00c802fc5">
-      <driver-ref>mongo</driver-ref>
+      <driver-ref>mongo.4</driver-ref>
       <synchronize>true</synchronize>
       <jdbc-driver>com.dbschema.MongoJdbcDriver</jdbc-driver>
       <jdbc-url>mongodb://localhost:27017</jdbc-url>
diff --git a/app.py b/app.py
index 841a357..1aebc0c 100644
--- a/app.py
+++ b/app.py
@@ -1,4 +1,5 @@
 from flask import Flask, jsonify, request
+from flask_cors import cross_origin
 
 app = Flask(__name__)
 
diff --git a/gen/openapi_server/__main__.py b/gen/openapi_server/__main__.py
index 67e257f..963bcdc 100644
--- a/gen/openapi_server/__main__.py
+++ b/gen/openapi_server/__main__.py
@@ -2,21 +2,33 @@
 import logging
 
 import connexion
+from connexion.middleware import MiddlewarePosition
+from flask import Flask
 
 from openapi_server import encoder
 from pymongo import MongoClient
+from starlette.middleware.cors import CORSMiddleware
+
 
 client = MongoClient(host='mongodb://host.docker.internal:27017/')
 db = client["MainDB"]
 collection = db['patch_notes']
 
-app = connexion.App(__name__, specification_dir='./openapi/')
-app.app.logger.setLevel(logging.DEBUG)
-app.app.json_encoder = encoder.JSONEncoder
+app = connexion.FlaskApp(__name__, specification_dir='./openapi/')
+
+app.add_middleware(
+    CORSMiddleware,
+    position=MiddlewarePosition.BEFORE_EXCEPTION,
+    allow_origins=["*"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
 app.add_api('openapi.yaml',
             base_path='/api',
             arguments={'title': 'announcementService'},
             pythonic_params=True)
 
 if __name__ == '__main__':
-    app.run(port=8080, host='0.0.0.0')
\ No newline at end of file
+    app.run(port=8080, host='0.0.0.0')
diff --git a/gen/openapi_server/controllers/patchnotes_controller.py b/gen/openapi_server/controllers/patchnotes_controller.py
index 9c7850e..178b50b 100644
--- a/gen/openapi_server/controllers/patchnotes_controller.py
+++ b/gen/openapi_server/controllers/patchnotes_controller.py
@@ -213,3 +213,12 @@ def patchnotes_get():  # noqa: E501
         mimetype='application/json',
         status=200,
     )
+
+def cors_options_handler():
+    from flask import make_response
+    response = make_response('')
+    response.headers['Access-Control-Allow-Origin'] = '*'
+    response.headers['Access-Control-Allow-Methods'] = 'GET, POST, PUT, DELETE, OPTIONS'
+    response.headers['Access-Control-Allow-Headers'] = 'Content-Type, Authorization'
+    return response
+
diff --git a/gen/requirements.txt b/gen/requirements.txt
index f7e57e3..7685c5c 100644
--- a/gen/requirements.txt
+++ b/gen/requirements.txt
@@ -10,4 +10,5 @@ connexion[swagger-ui, flask] >= 3.2.0
 werkzeug == 3.1.3
 swagger-ui-bundle >= 0.0.2
 uvicorn >= 0.21.1
-typing_extensions~=4.12.2
\ No newline at end of file
+typing_extensions~=4.12.2
+flask_cors >= 5.0.1
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index f7e57e3..29a18e6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,4 +10,8 @@ connexion[swagger-ui, flask] >= 3.2.0
 werkzeug == 3.1.3
 swagger-ui-bundle >= 0.0.2
 uvicorn >= 0.21.1
-typing_extensions~=4.12.2
\ No newline at end of file
+typing_extensions~=4.12.2
+flask_cors >= 5.0.1
+typing_extensions==4.12.2
+Flask-Testing==0.8.1
+starlette==0.46.1
\ No newline at end of file