Update CI

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

.gitea/Containerfile

@@ -0,0 +1,9 @@
+FROM catthehacker/ubuntu:act-latest
+
+RUN apt-get update && apt-get install -y texlive-xetex texlive-science texlive-fonts-extra
+RUN wget -P /usr/local/share/fonts https://github.com/CatharsisFonts/Cormorant/raw/refs/heads/master/fonts/ttf/CormorantGaramond-Regular.ttf && \
+    wget -P /usr/local/share/fonts https://github.com/CatharsisFonts/Cormorant/raw/refs/heads/master/fonts/ttf/CormorantGaramond-Bold.ttf && \
+    wget -P /usr/local/share/fonts https://github.com/CatharsisFonts/Cormorant/raw/refs/heads/master/fonts/ttf/CormorantGaramond-Italic.ttf && \
+    wget -P /usr/local/share/fonts https://github.com/CatharsisFonts/Cormorant/raw/refs/heads/master/fonts/ttf/CormorantGaramond-BoldItalic.ttf && \
+    wget -P /usr/local/share/fonts https://github.com/CatharsisFonts/Cormorant/raw/refs/heads/master/fonts/ttf/CormorantGaramond-Light.ttf
+RUN fc-cache -fv

.gitea/workflows/main.yaml

@@ -5,33 +5,46 @@ on:
     branches:
       - "**"
 
+env:
+  BUILDER_IMAGE: git.karaolidis.com/karaolidis/cv/builder:latest
+
 jobs:
+  builder:
+    runs-on: nix
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+
+      - name: Pull builder cache
+        run: |
+          buildah pull $BUILDER_IMAGE || true
+
+      - name: Build Builder Image
+        run: |
+          buildah bud --layers -f .gitea/Containerfile -t $BUILDER_IMAGE .
+
+      - name: Push Builder Image
+        run: |
+          echo "${{ secrets.GITEA_REGISTRY_PASSWORD }}" | buildah login -u "${{ secrets.GITEA_REGISTRY_USER }}" --password-stdin git.karaolidis.com
+          skopeo copy \
+            containers-storage:$BUILDER_IMAGE \
+            docker://$BUILDER_IMAGE
+
   release:
-    runs-on: ubuntu-latest
+    runs-on: nix
+    needs: builder
+    container:
+      image: ${{ env.BUILDER_IMAGE }}
     steps:
       - name: Checkout
         uses: actions/checkout@v3
 
-      - name: Install LaTeX (XeLaTeX)
-        run: |
-          apt-get update
-          apt-get install -y texlive-xetex texlive-science texlive-fonts-extra
-
-          wget -P /usr/local/share/fonts https://github.com/CatharsisFonts/Cormorant/raw/refs/heads/master/fonts/ttf/CormorantGaramond-Regular.ttf
-          wget -P /usr/local/share/fonts https://github.com/CatharsisFonts/Cormorant/raw/refs/heads/master/fonts/ttf/CormorantGaramond-Bold.ttf
-          wget -P /usr/local/share/fonts https://github.com/CatharsisFonts/Cormorant/raw/refs/heads/master/fonts/ttf/CormorantGaramond-Italic.ttf
-          wget -P /usr/local/share/fonts https://github.com/CatharsisFonts/Cormorant/raw/refs/heads/master/fonts/ttf/CormorantGaramond-BoldItalic.ttf
-          wget -P /usr/local/share/fonts https://github.com/CatharsisFonts/Cormorant/raw/refs/heads/master/fonts/ttf/CormorantGaramond-Light.ttf
-          fc-cache -fv
-
       - name: Compile PDF
-        run: |
-          xelatex main.tex
+        run: xelatex main.tex
 
       - name: Release
         uses: https://github.com/akkuman/gitea-release-action@main
         with:
-          name: "Release ${{github.sha}}"
-          tag_name: "release-${{github.sha}}"
-          files: |-
-            main.pdf
+          name: "Release ${{ github.sha }}"
+          tag_name: "release-${{ github.sha }}"
+          files: main.pdf