Build CI container in github actions

.circleci/Dockerfile

@@ -1,4 +1,4 @@
-FROM cimg/ruby:3.1.0-browsers
+FROM cimg/ruby:3.1.6-browsers
 
 RUN sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list' \
   && wget -qO- https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo tee /etc/apt/trusted.gpg.d/pgdg.asc &>/dev/null

.circleci/config.yml

@@ -60,7 +60,7 @@ jobs:
   test:
     working_directory: ~/figgy
     docker:
-      - image: pulibrary/ci-figgy:1.6
+      - image: ghcr.io/pulibrary/figgy:latest
         environment:
           RAILS_ENV: test
           FIGGY_DB_HOST: localhost

.github/workflows/build-ci-docker.yml

@@ -0,0 +1,59 @@
+name: Create and publish a Docker CI image
+
+on:
+  push:
+    paths:
+      - .circleci/Dockerfile
+      - bin/**
+    branches:
+      - main
+  pull_request:
+    paths:
+      - .circleci/Dockerfile
+      - bin/**
+    branches:
+      - main
+  workflow_dispatch:
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    # Sets the permissions granted to the `GITHUB_TOKEN` for the actions in this job.
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=ref,event=branch
+            type=ref,event=pr
+            type=sha
+        env:
+          DOCKER_METADATA_PR_HEAD_SHA: true
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: "${{ github.workspace }}"
+          file: "${{ github.workspace }}/.circleci/Dockerfile"
+          push: true
+          tags: ghcr.io/pulibrary/figgy:ci
+          labels: ${{ steps.meta.outputs.labels }}

app/derivative_services/geo_derivatives/processors/gdal.rb

@@ -47,11 +47,11 @@ def self.compress(in_path, out_path, options)
         # @param options [Hash] creation options
         def self.cloud_optimized_geotiff(in_path, out_path, _options)
           execute("gdal_translate -q -expand rgb \"#{in_path}\" #{out_path} -ot Byte -of COG "\
-                    "-a_nodata 256 -co COMPRESS=JPEG")
+                    "-a_nodata 256 -co COMPRESS=LZW")
         rescue StandardError
           # Try without expanding rgb
           execute("gdal_translate -q \"#{in_path}\" #{out_path} -ot Byte -of COG "\
-                    "-a_nodata 256 -co COMPRESS=JPEG")
+                    "-a_nodata 256 -co COMPRESS=LZW")
         end
 
         # Executes a gdal_rasterize command. Used to rasterize vector