feat: add alpine image

.github/workflows/docker.yml

@@ -40,3 +40,14 @@ jobs:
             n1try/wakapi:latest
           cache-from: type=local,src=/tmp/.buildx-cache
           cache-to: type=local,dest=/tmp/.buildx-cache
+
+      - name: Build and push to Docker Hub (Alpine)
+        uses: docker/build-push-action@v2
+        with:
+          file: Dockerfile.alpine
+          push: true
+          tags: |
+            n1try/wakapi:${{ env.GIT_TAG }}-alpine
+            n1try/wakapi:latest-alpine
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache

Dockerfile

@@ -29,7 +29,8 @@ FROM debian
 WORKDIR /app
 
 RUN apt update && \
-    apt install -y ca-certificates
+    apt install -y ca-certificates && \
+    rm -rf /var/lib/apt/lists/*
 
 # See README.md and config.default.yml for all config options
 ENV ENVIRONMENT prod

Dockerfile.alpine

@@ -0,0 +1,52 @@
+# Build Stage
+
+FROM golang:1.16-alpine AS build-env
+WORKDIR /src
+
+# Required for go-sqlite3
+RUN apk add gcc musl-dev
+
+ADD ./go.mod .
+RUN go mod download
+
+RUN wget "https://raw.githubusercontent.com/vishnubob/wait-for-it/master/wait-for-it.sh" -O wait-for-it.sh && \
+    chmod +x wait-for-it.sh
+
+ADD . .
+RUN go build -o wakapi
+
+WORKDIR /app
+RUN cp /src/wakapi . && \
+    cp /src/config.default.yml config.yml && \
+    sed -i 's/listen_ipv6: ::1/listen_ipv6: /g' config.yml && \
+    cp /src/wait-for-it.sh . && \
+    cp /src/entrypoint.sh .
+
+# Run Stage
+
+# When running the application using `docker run`, you can pass environment variables
+# to override config values using `-e` syntax.
+# Available options can be found in [README.md#-configuration](README.md#-configuration)
+
+FROM alpine:3
+WORKDIR /app
+
+RUN apk update && apk add bash ca-certificates && rm -rf /var/cache/apk
+
+# See README.md and config.default.yml for all config options
+ENV ENVIRONMENT prod
+ENV WAKAPI_DB_TYPE sqlite3
+ENV WAKAPI_DB_USER ''
+ENV WAKAPI_DB_PASSWORD ''
+ENV WAKAPI_DB_HOST ''
+ENV WAKAPI_DB_NAME=/data/wakapi.db
+ENV WAKAPI_PASSWORD_SALT ''
+ENV WAKAPI_LISTEN_IPV4 '0.0.0.0'
+ENV WAKAPI_INSECURE_COOKIES 'true'
+ENV WAKAPI_ALLOW_SIGNUP 'true'
+
+COPY --from=build-env /app .
+
+VOLUME /data
+
+ENTRYPOINT /app/entrypoint.sh