diff --git a/.github/workflows/python-tests.yml b/.github/workflows/python-tests.yml
new file mode 100644
index 0000000..554cb0f
--- /dev/null
+++ b/.github/workflows/python-tests.yml
@@ -0,0 +1,30 @@
+# This workflow will install Python dependencies, run tests and lint with a single version of Python
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
+
+name: Python application
+
+on:
+  push
+
+permissions:
+  contents: read
+
+jobs:
+
+  run-unitest:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python 3.8
+      uses: actions/setup-python@v3
+      with:
+        python-version: "3.8"
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip pipenv
+        if [ -f Pipfile ]; then pipenv install; fi
+    - name: Test with unittest
+      run: |
+        pipenv run python -m unittest -v
\ No newline at end of file
diff --git a/Pipfile b/Pipfile
index c8b8028..ae70530 100644
--- a/Pipfile
+++ b/Pipfile
@@ -20,4 +20,4 @@ pyinstaller = "*"
 coverage = "*"
 
 [requires]
-python_version = ">3.8"
+python_version = "3.8"
diff --git a/Pipfile.lock b/Pipfile.lock
index 68f88c5..65b18c9 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,11 +1,11 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "9af00878e9f259614f72d3c11de93c16ede78176a30d8337c741be06c048c8a8"
+            "sha256": "6d97338a51c2b51f6dcbcdbee2533e22d29634f07914cfc05b32f8476e9346ed"
         },
         "pipfile-spec": 6,
         "requires": {
-            "python_version": ">3.8"
+            "python_version": "3.8"
         },
         "sources": [
             {
@@ -60,37 +60,37 @@
         },
         "numpy": {
             "hashes": [
-                "sha256:003a9f530e880cb2cd177cba1af7220b9aa42def9c4afc2a2fc3ee6be7eb2b22",
-                "sha256:150947adbdfeceec4e5926d956a06865c1c690f2fd902efede4ca6fe2e657c3f",
-                "sha256:2620e8592136e073bd12ee4536149380695fbe9ebeae845b81237f986479ffc9",
-                "sha256:2eabd64ddb96a1239791da78fa5f4e1693ae2dadc82a76bc76a14cbb2b966e96",
-                "sha256:4173bde9fa2a005c2c6e2ea8ac1618e2ed2c1c6ec8a7657237854d42094123a0",
-                "sha256:4199e7cfc307a778f72d293372736223e39ec9ac096ff0a2e64853b866a8e18a",
-                "sha256:4cecaed30dc14123020f77b03601559fff3e6cd0c048f8b5289f4eeabb0eb281",
-                "sha256:557d42778a6869c2162deb40ad82612645e21d79e11c1dc62c6e82a2220ffb04",
-                "sha256:63e45511ee4d9d976637d11e6c9864eae50e12dc9598f531c035265991910468",
-                "sha256:6524630f71631be2dabe0c541e7675db82651eb998496bbe16bc4f77f0772253",
-                "sha256:76807b4063f0002c8532cfeac47a3068a69561e9c8715efdad3c642eb27c0756",
-                "sha256:7de8fdde0003f4294655aa5d5f0a89c26b9f22c0a58790c38fae1ed392d44a5a",
-                "sha256:889b2cc88b837d86eda1b17008ebeb679d82875022200c6e8e4ce6cf549b7acb",
-                "sha256:92011118955724465fb6853def593cf397b4a1367495e0b59a7e69d40c4eb71d",
-                "sha256:97cf27e51fa078078c649a51d7ade3c92d9e709ba2bfb97493007103c741f1d0",
-                "sha256:9a23f8440561a633204a67fb44617ce2a299beecf3295f0d13c495518908e910",
-                "sha256:a51725a815a6188c662fb66fb32077709a9ca38053f0274640293a14fdd22978",
-                "sha256:a77d3e1163a7770164404607b7ba3967fb49b24782a6ef85d9b5f54126cc39e5",
-                "sha256:adbdce121896fd3a17a77ab0b0b5eedf05a9834a18699db6829a64e1dfccca7f",
-                "sha256:c29e6bd0ec49a44d7690ecb623a8eac5ab8a923bce0bea6293953992edf3a76a",
-                "sha256:c72a6b2f4af1adfe193f7beb91ddf708ff867a3f977ef2ec53c0ffb8283ab9f5",
-                "sha256:d0a2db9d20117bf523dde15858398e7c0858aadca7c0f088ac0d6edd360e9ad2",
-                "sha256:e3ab5d32784e843fc0dd3ab6dcafc67ef806e6b6828dc6af2f689be0eb4d781d",
-                "sha256:e428c4fbfa085f947b536706a2fc349245d7baa8334f0c5723c56a10595f9b95",
-                "sha256:e8d2859428712785e8a8b7d2b3ef0a1d1565892367b32f915c4a4df44d0e64f5",
-                "sha256:eef70b4fc1e872ebddc38cddacc87c19a3709c0e3e5d20bf3954c147b1dd941d",
-                "sha256:f64bb98ac59b3ea3bf74b02f13836eb2e24e48e0ab0145bbda646295769bd780",
-                "sha256:f9006288bcf4895917d02583cf3411f98631275bc67cce355a7f39f8c14338fa"
+                "sha256:0ec87a7084caa559c36e0a2309e4ecb1baa03b687201d0a847c8b0ed476a7187",
+                "sha256:1a7d6acc2e7524c9955e5c903160aa4ea083736fde7e91276b0e5d98e6332812",
+                "sha256:202de8f38fc4a45a3eea4b63e2f376e5f2dc64ef0fa692838e31a808520efaf7",
+                "sha256:210461d87fb02a84ef243cac5e814aad2b7f4be953b32cb53327bb49fd77fbb4",
+                "sha256:2d926b52ba1367f9acb76b0df6ed21f0b16a1ad87c6720a1121674e5cf63e2b6",
+                "sha256:352ee00c7f8387b44d19f4cada524586f07379c0d49270f87233983bc5087ca0",
+                "sha256:35400e6a8d102fd07c71ed7dcadd9eb62ee9a6e84ec159bd48c28235bbb0f8e4",
+                "sha256:3c1104d3c036fb81ab923f507536daedc718d0ad5a8707c6061cdfd6d184e570",
+                "sha256:4719d5aefb5189f50887773699eaf94e7d1e02bf36c1a9d353d9f46703758ca4",
+                "sha256:4749e053a29364d3452c034827102ee100986903263e89884922ef01a0a6fd2f",
+                "sha256:5342cf6aad47943286afa6f1609cad9b4266a05e7f2ec408e2cf7aea7ff69d80",
+                "sha256:56e48aec79ae238f6e4395886b5eaed058abb7231fb3361ddd7bfdf4eed54289",
+                "sha256:76e3f4e85fc5d4fd311f6e9b794d0c00e7002ec122be271f2019d63376f1d385",
+                "sha256:7776ea65423ca6a15255ba1872d82d207bd1e09f6d0894ee4a64678dd2204078",
+                "sha256:784c6da1a07818491b0ffd63c6bbe5a33deaa0e25a20e1b3ea20cf0e43f8046c",
+                "sha256:8535303847b89aa6b0f00aa1dc62867b5a32923e4d1681a35b5eef2d9591a463",
+                "sha256:9a7721ec204d3a237225db3e194c25268faf92e19338a35f3a224469cb6039a3",
+                "sha256:a1d3c026f57ceaad42f8231305d4653d5f05dc6332a730ae5c0bea3513de0950",
+                "sha256:ab344f1bf21f140adab8e47fdbc7c35a477dc01408791f8ba00d018dd0bc5155",
+                "sha256:ab5f23af8c16022663a652d3b25dcdc272ac3f83c3af4c02eb8b824e6b3ab9d7",
+                "sha256:ae8d0be48d1b6ed82588934aaaa179875e7dc4f3d84da18d7eae6eb3f06c242c",
+                "sha256:c91c4afd8abc3908e00a44b2672718905b8611503f7ff87390cc0ac3423fb096",
+                "sha256:d5036197ecae68d7f491fcdb4df90082b0d4960ca6599ba2659957aafced7c17",
+                "sha256:d6cc757de514c00b24ae8cf5c876af2a7c3df189028d68c0cb4eaa9cd5afc2bf",
+                "sha256:d933fabd8f6a319e8530d0de4fcc2e6a61917e0b0c271fded460032db42a0fe4",
+                "sha256:ea8282b9bcfe2b5e7d491d0bf7f3e2da29700cec05b49e64d6246923329f2b02",
+                "sha256:ecde0f8adef7dfdec993fd54b0f78183051b6580f606111a6d789cd14c61ea0c",
+                "sha256:f21c442fdd2805e91799fbe044a7b999b8571bb0ab0f7850d0cb9641a687092b"
             ],
             "index": "pypi",
-            "version": "==1.24.2"
+            "version": "==1.24.3"
         },
         "pickle5": {
             "hashes": [
@@ -251,11 +251,11 @@
         },
         "setuptools": {
             "hashes": [
-                "sha256:6f0839fbdb7e3cfef1fc38d7954f5c1c26bf4eebb155a55c9bf8faf997b9fb67",
-                "sha256:bb16732e8eb928922eabaa022f881ae2b7cdcfaf9993ef1f5e841a96d32b8e0c"
+                "sha256:23aaf86b85ca52ceb801d32703f12d77517b2556af839621c641fca11287952b",
+                "sha256:f104fa03692a2602fa0fec6c6a9e63b6c8a968de13e17c026957dd1f53d80990"
             ],
             "markers": "python_version >= '3.7'",
-            "version": "==67.7.1"
+            "version": "==67.7.2"
         },
         "typing": {
             "hashes": [
@@ -367,11 +367,11 @@
         },
         "setuptools": {
             "hashes": [
-                "sha256:6f0839fbdb7e3cfef1fc38d7954f5c1c26bf4eebb155a55c9bf8faf997b9fb67",
-                "sha256:bb16732e8eb928922eabaa022f881ae2b7cdcfaf9993ef1f5e841a96d32b8e0c"
+                "sha256:23aaf86b85ca52ceb801d32703f12d77517b2556af839621c641fca11287952b",
+                "sha256:f104fa03692a2602fa0fec6c6a9e63b6c8a968de13e17c026957dd1f53d80990"
             ],
             "markers": "python_version >= '3.7'",
-            "version": "==67.7.1"
+            "version": "==67.7.2"
         }
     }
 }