diff --git a/.circleci/config.yml b/.circleci/config.yml
index a01741de..fe5ae248 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -1,6 +1,6 @@
 version: 2.1
 orbs:
-  codecov: codecov/codecov@3
+  codecov: codecov/codecov@4
 
 jobs:
   build:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 06e2b112..15abf468 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,9 +3,11 @@ on: [push, pull_request]
 jobs:
   run:
     runs-on: ubuntu-latest
+    permissions:
+      id-token: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Python 3.10
         uses: actions/setup-python@v4
         with:
@@ -14,5 +16,27 @@ jobs:
         run: pip install -r requirements.txt
       - name: Run tests and collect coverage
         run: pytest --cov app
-      - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+      - name: Upload coverage to Codecov (arg token)
+        uses: codecov/codecov-action@main
+        with:
+          fail_ci_if_error: true
+          token: ${{ secrets.CODECOV_TOKEN }}
+          verbose: true
+      - name: Upload coverage to Codecov (env token)
+        uses: codecov/codecov-action@main
+        with:
+          fail_ci_if_error: true
+          verbose: true
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+      - name: Upload coverage to Codecov (no token)
+        uses: codecov/codecov-action@main
+        with:
+          fail_ci_if_error: true
+          verbose: true
+      - name: Upload coverage to Codecov (oidc)
+        uses: codecov/codecov-action@main
+        with:
+          fail_ci_if_error: true
+          use_oidc: true
+          verbose: true
diff --git a/.github/workflows/enforce-license-compliance.yml b/.github/workflows/enforce-license-compliance.yml
new file mode 100644
index 00000000..86be7410
--- /dev/null
+++ b/.github/workflows/enforce-license-compliance.yml
@@ -0,0 +1,14 @@
+name: Enforce License Compliance
+
+on:
+  pull_request:
+    branches: [main, master]
+
+jobs:
+  enforce-license-compliance:
+    runs-on: ubuntu-latest
+    steps:
+      - name: 'Enforce License Compliance'
+        uses: getsentry/action-enforce-license-compliance@57ba820387a1a9315a46115ee276b2968da51f3d # main
+        with:
+          fossa_api_key: ${{ secrets.FOSSA_API_KEY }}
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..c18dd8d8
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+__pycache__/
diff --git a/app/__pycache__/__init__.cpython-39.pyc b/app/__pycache__/__init__.cpython-39.pyc
deleted file mode 100644
index d38e9303..00000000
Binary files a/app/__pycache__/__init__.cpython-39.pyc and /dev/null differ
diff --git a/app/__pycache__/calculator.cpython-39.pyc b/app/__pycache__/calculator.cpython-39.pyc
deleted file mode 100644
index a39eb26f..00000000
Binary files a/app/__pycache__/calculator.cpython-39.pyc and /dev/null differ
diff --git a/app/__pycache__/test_calculator.cpython-39-pytest-7.1.1.pyc b/app/__pycache__/test_calculator.cpython-39-pytest-7.1.1.pyc
deleted file mode 100644
index 7e1f15b7..00000000
Binary files a/app/__pycache__/test_calculator.cpython-39-pytest-7.1.1.pyc and /dev/null differ
diff --git a/app/calculator.py b/app/calculator.py
index 8a976b25..4f380e8e 100644
--- a/app/calculator.py
+++ b/app/calculator.py
@@ -13,3 +13,4 @@ def divide(x, y):
         if y == 0:
             return 'Cannot divide by 0'
         return x * 1.0 / y
+
diff --git a/bitrise.yml b/bitrise.yml
new file mode 100644
index 00000000..a09c296d
--- /dev/null
+++ b/bitrise.yml
@@ -0,0 +1,34 @@
+format_version: "13"
+default_step_lib_source: https://github.com/bitrise-io/bitrise-steplib.git
+project_type: other
+workflows:
+  primary:
+    steps:
+    - activate-ssh-key@4:
+        run_if: '{{getenv "SSH_RSA_PRIVATE_KEY" | ne ""}}'
+    - git-clone@8: {}
+    - script@1:
+        inputs:
+        - script_file_path: null
+        - content: |
+            #!/usr/bin/env bash
+            set -e
+            set -o pipefail
+            set -x # debug log
+
+            pip3 install -r requirements.txt
+            pytest --cov app
+    - codecov@3:
+        inputs:
+        - OS: macos
+        - CODECOV_TOKEN: $CODECOV_TOKEN
+    - deploy-to-bitrise-io@2: {}
+meta:
+  bitrise.io:
+    stack: osx-xcode-14.3.x-ventura
+    machine_type_id: g2-m1.4core
+trigger_map:
+- push_branch: main
+  workflow: primary
+- pull_request_source_branch: '*'
+  workflow: primary
diff --git a/codecov.yml b/codecov.yml
index 6f151f75..1ed5513f 100644
--- a/codecov.yml
+++ b/codecov.yml
@@ -1,6 +1,13 @@
-profiling:
-  critical_files_paths:
-    - app/calculator.py
+flag_management:
+  individual_flags:
+    - name: smart-tests
+      carryforward: true
+      carryforward_mode: "labels"
+      statuses:
+        - type: "project"
+        - type: "patch"
 
-comment:
-  show_critical_paths: true
+cli:
+  plugins:
+    pycoverage:
+      report_type: "json"
diff --git a/requirements.txt b/requirements.txt
index f310d1e2..f1e325af 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,10 +1,10 @@
-attrs==23.1.0
-coverage==7.2.5
-iniconfig==2.0.0
-packaging==23.1
-pluggy==1.0.0
+attrs==25.3.0
+coverage==7.8.0
+iniconfig==2.1.0
+packaging==24.2
+pluggy==1.5.0
 py==1.11.0
-pyparsing==3.0.9
-pytest==7.3.1
-pytest-cov==4.0.0
-tomli==2.0.1
+pyparsing==3.2.3
+pytest==8.3.5
+pytest-cov==6.1.0
+tomli==2.2.1
diff --git a/tests.py b/tests.py
deleted file mode 100644
index 6503da36..00000000
--- a/tests.py
+++ /dev/null
@@ -1,18 +0,0 @@
-import unittest
-
-import awesome
-
-
-class TestMethods(unittest.TestCase):
-    def test_add(self):
-        self.assertEqual(awesome.smile(), ":)")
-
-    def test_add_again(self):
-        self.assertEqual(awesome.smile(), ":)")
-
-    def test_if(self):
-        self.assertTrue(awesome.test_if(1))
-
-
-if __name__ == '__main__':
-    unittest.main()