diff --git a/requirements.txt b/requirements.txt
index e2c5c44..899e52b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,4 +2,7 @@ pillow
 python-magic
 progressbar
 virtualenv
-requests
\ No newline at end of file
+requests
+pytest==7.4.*
+pytest-cov==4.1.*
+pytest-factoryboy==2.5.*
\ No newline at end of file
diff --git a/src/__init__.py b/src/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/exif_data.py b/src/exif_data.py
index 1283552..6fafe4a 100644
--- a/src/exif_data.py
+++ b/src/exif_data.py
@@ -1,10 +1,10 @@
 class ExifData:
   """This is for an object that stores the data of a picture"""
-  def __init__(self, image_path, image_name, day, month, year, time, make) -> None:
-    self.path = image_path
-    self.name = image_name
-    self.day = int(day)
-    self.month = int(month)
+  def __init__(self, image_path:str, image_name:str, day:int, month:int, year:int, time:int, make:str) -> None:
+    self.path:str = image_path
+    self.name:str = image_name
+    self.day:int = int(day)
+    self.month:int = int(month)
     self.year = int(year)
     self.time = str(time)
     self.make = str(make)
diff --git a/src/updater.py b/src/updater.py
index e31aa29..f5a6d2d 100644
--- a/src/updater.py
+++ b/src/updater.py
@@ -2,17 +2,66 @@ import requests
 import json
 
 
+class Version:
+  def __init__(self, data:dict):
+    self.version:str = data['version']
+    self.version_int:int = int(self.version.replace(".", ""))
+    self.date:str = data['date']
+
+
+class Release:
+  def __init__(self, data:dict):
+    self.name = data['name']
+    self.tag_name = data['tag_name']
+    self.description = data['description']
+    self.created_at = data['created_at']
+    self.released_at = data['released_at']
+    self.upcoming_release = data['upcoming_release']
+    self.version_int = int(self.tag_name.replace(".", ""))
+    self.zip_file_url = data['assets']['sources']
+    self.__proceed()
+
+  def __proceed(self):
+    for assest in self.zip_file_url:
+      if assest['format'] == 'zip':
+        self.zip_file_url = assest['url']
+        break
+
+
 def read_version():
   with open(file=".version.json") as file:
-    version = json.load(file)
+    version = Version(json.load(file))
   return version
 
 
+def install():
+  pass
+
+
 def check_for_update():
-  request = "https://gitlab.com/DasMoorhuhn/autopicture-v3/-/raw/main/src/.version.json"
-  response = requests.get(request)
+  version_current = read_version()
+  request = "https://gitlab.com/api/v4/projects/52637155/releases"
+  response = requests.get(url=request, timeout=1)
   if not response.ok: return
-  print(response.text)
+
+  # Get the latest release
+  releases_json = json.loads(response.text)
+  # index version
+  latest_release = [0, 0]
+  for release_json in releases_json:
+    release = Release(release_json)
+    if release.version_int > version_current.version_int:
+      latest_release[0] = releases_json.index(release_json)
+      latest_release[1] = release.version_int
+
+  if latest_release == [0, 0]: return
+  release = Release(releases_json[latest_release[0]])
+  print(f"v{version_current.version} -> v{release.tag_name}")
+
+  if release.version_int > version_current.version_int:
+    # Update
+    print("Update")
+    print(release.zip_file_url)
 
 
 check_for_update()
diff --git a/test.gitlab-ci.yml b/test.gitlab-ci.yml
new file mode 100644
index 0000000..7e355f2
--- /dev/null
+++ b/test.gitlab-ci.yml
@@ -0,0 +1,30 @@
+prepare_job:
+  stage: prepare                                              # This stage must run before the release stage
+  rules:
+    - if: $CI_COMMIT_TAG
+      when: never                                             # Do not run this job when a tag is created manually
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH             # Run this job when commits are pushed or merged to the default branch
+  script:
+    - echo "EXTRA_DESCRIPTION=some message" >> variables.env  # Generate the EXTRA_DESCRIPTION and TAG environment variables
+    - echo "TAG=v$(cat VERSION)" >> variables.env             # and append to the variables.env file
+  artifacts:
+    reports:
+      dotenv: variables.env                                   # Use artifacts:reports:dotenv to expose the variables to other jobs
+
+release_job:
+  stage: release
+  image: registry.gitlab.com/gitlab-org/release-cli:latest
+  needs:
+    - job: prepare_job
+      artifacts: true
+  rules:
+    - if: $CI_COMMIT_TAG
+      when: never                                  # Do not run this job when a tag is created manually
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH  # Run this job when commits are pushed or merged to the default branch
+  script:
+    - echo "running release_job for $TAG"
+  release:
+    name: 'Release $TAG'
+    description: 'Created using the release-cli $EXTRA_DESCRIPTION'  # $EXTRA_DESCRIPTION and the $TAG
+    tag_name: '$TAG'                                                 # variables must be defined elsewhere
+    ref: '$CI_COMMIT_SHA'                                            # in the pipeline. For example, in the
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_exif_data.py b/tests/test_exif_data.py
new file mode 100644
index 0000000..c1fb0c9
--- /dev/null
+++ b/tests/test_exif_data.py
@@ -0,0 +1,19 @@
+import unittest
+import sys
+sys.path.append("../")
+
+from src.exif_data import ExifData
+
+
+class TestExifData(unittest.TestCase):
+  exif_data = ExifData(image_path="/my/path/lol",
+                       image_name="Secret.png",
+                       make="SALAMI",
+                       day=10,
+                       month=10,
+                       year=1010,
+                       time=1237127392
+                       )
+
+  assert exif_data.name == "Secret.png"
+  assert exif_data.make == "SALAMI"