From f4aa60887aa3ab3c8e6a469f451d4096b0e7e579 Mon Sep 17 00:00:00 2001
From: Anes Belfodil <ans.belfodil@gmail.com>
Date: Tue, 20 Oct 2020 21:46:03 -0400
Subject: [PATCH 1/3] Build and upload server as a single executable

---
 .github/workflows/backend.yml | 23 +++++++++++++++++++++++
 backend/requirements-dev.txt  |  1 +
 2 files changed, 24 insertions(+)
 create mode 100644 backend/requirements-dev.txt

diff --git a/.github/workflows/backend.yml b/.github/workflows/backend.yml
index 982a55c7..c58e94ee 100644
--- a/.github/workflows/backend.yml
+++ b/.github/workflows/backend.yml
@@ -9,6 +9,29 @@ on:
       - master
 
 jobs:
+  build:
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+
+    runs-on: ${{ matrix.os }}
+
+    defaults:
+      run:
+        working-directory: backend
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+        with:
+          python-version: 3.8
+      - run: python -m pip install -r requirements.txt -r requirements-dev.txt
+      - run: python -m PyInstaller --onefile app.py
+      - uses: actions/upload-artifact@v2
+        with:
+          name: "server_${{ matrix.os }}"
+          path: backend/dist
+
   release:
     runs-on: ubuntu-latest
     if: github.ref == 'refs/heads/master'
diff --git a/backend/requirements-dev.txt b/backend/requirements-dev.txt
new file mode 100644
index 00000000..f34f4e4e
--- /dev/null
+++ b/backend/requirements-dev.txt
@@ -0,0 +1 @@
+pyinstaller==4.0

From 91195b17dcd78f8fe60c05e7f07558a3ba71536d Mon Sep 17 00:00:00 2001
From: Anes Belfodil <ans.belfodil@gmail.com>
Date: Tue, 20 Oct 2020 21:55:43 -0400
Subject: [PATCH 2/3] Reduce image size

---
 .github/workflows/backend.yml | 14 +++++++++++++-
 backend/Dockerfile            |  9 ++++-----
 2 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/.github/workflows/backend.yml b/.github/workflows/backend.yml
index c58e94ee..48bc08dc 100644
--- a/.github/workflows/backend.yml
+++ b/.github/workflows/backend.yml
@@ -33,10 +33,22 @@ jobs:
           path: backend/dist
 
   release:
-    runs-on: ubuntu-latest
     if: github.ref == 'refs/heads/master'
+
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+
+    runs-on: ${{ matrix.os }}
+
+    needs: build
+
     steps:
       - uses: actions/checkout@v2
+      - uses: actions/download-artifact@v2
+        with:
+          name: "server_${{ matrix.os }}"
+          path: backend/dist
       - uses: docker/build-push-action@v1
         with:
           dockerfile: backend/Dockerfile
diff --git a/backend/Dockerfile b/backend/Dockerfile
index a7e7c2b6..521dbf8a 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,5 +1,4 @@
-FROM python
-COPY backend /backend
-WORKDIR /backend
-RUN pip3 install -r requirements.txt --no-cache-dir
-CMD ["python", "app.py"]
+FROM ubuntu
+COPY backend/dist/ /
+RUN chmod +x /app
+CMD /app

From 689179db970f346e0483e6b47fb8e8b5e0369674 Mon Sep 17 00:00:00 2001
From: Anes Belfodil <ans.belfodil@gmail.com>
Date: Wed, 21 Oct 2020 08:48:47 -0400
Subject: [PATCH 3/3] Add pyinstaller command to readme

---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.md b/README.md
index 6f5211fb..548cac03 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,10 @@ This projects aims to offer a comprehensive guide to **record polysomnographic E
 - Fetch Flutter dependencies through the `Flutter` extension
 - Start dev server by running `python backend/app.py`
 
+## Building the server as a single executable
+
+Run `python -m PyInstaller --onefile app.py`
+
 ## Running the server locally
 
 - [Login](https://docs.github.com/en/free-pro-team@latest/packages/using-github-packages-with-your-projects-ecosystem/configuring-docker-for-use-with-github-packages#authenticating-with-a-personal-access-token) to Github Docker registry