TODO/WIP/pending 👷 Migrate to GitHub Actions

Also bump a few versions to get the CI to pass.
In future iterations we could bump more dependencies.

TODO:
- explain why we removed dependencies from the Makefile

.github/workflows/tests.yml

@@ -0,0 +1,59 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  linux-build:
+    runs-on: ubuntu-latest
+    name: Linux Build
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Docker
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build Docker image
+        run: |
+          docker build --tag=zbarcam-linux \
+                       --file=dockerfiles/Dockerfile-linux \
+                       --build-arg CI .
+
+      - name: Setup virtual frame buffer
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y xvfb
+          Xvfb :99 -screen 0 1024x768x24 > /dev/null 2>&1 &
+          echo "DISPLAY=:99" >> $GITHUB_ENV
+
+      - name: Run tests
+        run: |
+          docker run --env-file dockerfiles/env.list \
+                     -v /tmp/.X11-unix:/tmp/.X11-unix \
+                     -e DISPLAY=$DISPLAY \
+                     zbarcam-linux make test
+        timeout-minutes: 30
+
+  android-build:
+    runs-on: ubuntu-latest
+    name: Android Build
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Docker
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build Docker image
+        run: |
+          docker build --tag=zbarcam-android \
+                       --file=dockerfiles/Dockerfile-android \
+                       --build-arg CI .
+
+      - name: Build Android app
+        run: |
+          docker run --env-file dockerfiles/env.list \
+                     zbarcam-android buildozer android debug
+        timeout-minutes: 30

Makefile

@@ -20,7 +20,7 @@ SYSTEM_DEPENDENCIES= \
 	libsdl2-image-dev \
 	libsdl2-mixer-dev \
 	libsdl2-ttf-dev \
-	libpython3.7-dev \
+	libpython$(PYTHON_VERSION)-dev \
 	libpython$(PYTHON_VERSION)-dev \
 	libzbar-dev \
 	pkg-config \
@@ -31,7 +31,7 @@ SYSTEM_DEPENDENCIES= \
 	virtualenv
 OS=$(shell lsb_release -si 2>/dev/null || uname)
 PYTHON_MAJOR_VERSION=3
-PYTHON_MINOR_VERSION=7
+PYTHON_MINOR_VERSION=12
 PYTHON_VERSION=$(PYTHON_MAJOR_VERSION).$(PYTHON_MINOR_VERSION)
 PYTHON_MAJOR_MINOR=$(PYTHON_MAJOR_VERSION)$(PYTHON_MINOR_VERSION)
 PYTHON_WITH_VERSION=python$(PYTHON_VERSION)
@@ -46,7 +46,7 @@ endif
 
 $(VIRTUAL_ENV):
 	$(PYTHON_WITH_VERSION) -m venv $(VIRTUAL_ENV)
-	$(PIP) install Cython==0.28.6
+	$(PIP) install Cython==0.29.15
 	$(PIP) install -r requirements.txt
 
 virtualenv: $(VIRTUAL_ENV)

dockerfiles/Dockerfile-linux

@@ -10,7 +10,7 @@
 #   docker run -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix zbarcam-linux 'make uitest'
 # Or for interactive shell:
 #   docker run -it --rm zbarcam-linux
-FROM ubuntu:18.04
+FROM ubuntu:24.04
 
 ENV USER="user"
 ENV HOME_DIR="/home/${USER}"

requirements/requirements-base.txt

@@ -1,7 +1,7 @@
-Kivy==2.0.0rc2
+Kivy==2.3.1
 Kivy-Garden==0.1.4
-numpy==1.18.4
-opencv-python==4.2.0.34
+numpy==1.26.4
+opencv-python==4.8.1.78
 Pillow==8.2.0
 pyzbar==0.1.8
 xcamera==2019.928