Add build.sh, rely on image cache

Author: Quasar6X

.github/workflows/build.yaml

@@ -6,52 +6,18 @@ on:
       - "*"
   workflow_dispatch:
     inputs:
-      force_docker_rebuild:
-        type: boolean
-        description: Forces docker image rebuild
-        default: false
       skip_release:
         type: boolean
         description: Do not create a release from this run
         default: false
 
 env:
-  REGISTRY: ghcr.io
+  REGISTRY: ghcr.io/${{ github.repository_owner }}
   IMAGE_NAME: thesis-builder
 
 jobs:
-  setup:
-    runs-on: ubuntu-24.04
-
-    permissions:
-      contents: read
-
-    outputs:
-      changed: ${{ steps.changes.outputs.dockerfile }}
-      owner: ${{ steps.lower-owner.outputs.owner }}
-    
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      
-      - name: Detect Dockerfile changes
-        uses: dorny/paths-filter@v3
-        id: changes
-        with:
-          filters: |
-            dockerfile:
-              - '.devcontainer/Dockerfile'
-
-      - name: Lowercase OWNER
-        id: lower-owner
-        run: |
-          OWNER=${{ github.repository_owner }};
-          echo "owner=${OWNER@L}" >> $GITHUB_OUTPUT
-
   build-and-push-image:
     runs-on: ubuntu-24.04
-    needs: setup
-    if: ${{ github.event.inputs.force_docker_rebuild || needs.setup.outputs.changed == 'true' }}
 
     permissions:
       contents: read
@@ -71,7 +37,7 @@ jobs:
         id: meta
         uses: docker/metadata-action@v5
         with:
-          images: ${{ env.REGISTRY }}/${{ needs.setup.outputs.owner }}/${{ env.IMAGE_NAME }}
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
@@ -90,15 +56,13 @@ jobs:
       - name: Generate artifact attestation
         uses: actions/attest-build-provenance@v3
         with:
-          subject-name: ${{ env.REGISTRY }}/${{ needs.setup.outputs.owner }}/${{ env.IMAGE_NAME }}
+          subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           subject-digest: ${{ steps.push.outputs.digest }}
           push-to-registry: true
 
   build-latex:
     runs-on: ubuntu-24.04
-    needs:
-      - setup
-      - build-and-push-image
+    needs: build-and-push-image
 
     permissions:
       contents: write
@@ -109,11 +73,7 @@ jobs:
 
       - name: Run latexmk
         run: |
-          docker run --rm \
-            -v "$GITHUB_WORKSPACE":/workspace \
-            -w /workspace \
-            ${{ env.REGISTRY }}/${{ needs.setup.outputs.owner }}/${{ env.IMAGE_NAME }}:latest \
-            latexmk
+          ./build.sh "$GITHUB_WORKSPACE"
 
       - name: Create Release
         uses: softprops/action-gh-release@v2

build.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+
+readonly WORK_DIR="${1:-$(pwd)}"
+readonly MOUNT_POINT='/workspace'
+readonly USER='ubuntu'
+
+docker run --rm --entrypoint="" -v "$WORK_DIR:$MOUNT_POINT" -w $MOUNT_POINT -u $USER ghcr.io/quasar6x/thesis-builder:latest latexmk