add our own CI for building and pushing containers

Signed-off-by: Ava Affine <ava@sunnypup.io>

.forgejo/workflows/build_and_push.yaml

@@ -0,0 +1,45 @@
+name: "build and push"
+
+on:
+  push:
+    branches:
+      - 'main'
+
+jobs:
+  build:
+    runs-on: docker
+    steps:
+      - name: setup docker repo
+        run: |
+          apt update
+          apt install ca-certificates curl
+          install -m 0755 -d /etc/apt/keyrings
+          curl -fsSL https://download.docker.com/linux/debian/gpg \
+              -o /etc/apt/keyrings/docker.asc
+          chmod a+r /etc/apt/keyrings/docker.asc
+          echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
+          tee /etc/apt/sources.list.d/docker.list > /dev/null
+      - name: install dependencies
+        run: |
+          apt update -y
+          apt install docker-ce docker-ce-cli containerd.io \
+              docker-buildx-plugin docker-compose-plugin -y
+      - name: Checkout the repo
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+      - name: Login and setup builder
+        run: |
+          echo "${{ secrets.DOCKER_TOKEN }}" | docker login hephaestus.sunnypup.io \
+              --username affine --password-stdin
+          docker context create tls-environment
+          docker buildx create \
+              --name container-builder \
+              --driver docker-container \
+              --bootstrap --use tls-environment
+      - name: Build and push pathfinder
+        run: |
+          docker compose build --push pathfinder
+      - name: Build and push pf-websocket
+        run: |
+          docker compose build --push pf-websocket