added docker configuration

.dockerignore

@@ -0,0 +1,24 @@
+**/.classpath
+**/.dockerignore
+**/.env
+**/.git
+**/.gitignore
+**/.project
+**/.settings
+**/.toolstarget
+**/.vs
+**/.vscode
+**/*.*proj.user
+**/*.dbmdl
+**/*.jfm
+**/bin
+**/charts
+**/docker-compose*
+**/compose*
+**/Dockerfile*
+**/node_modules
+**/npm-debug.log
+**/obj
+**/secrets.dev.yaml
+**/values.dev.yaml
+README.md

Dockerfile

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+#build stage
+FROM golang:1.17-alpine AS builder
+RUN apk add --no-cache git
+WORKDIR /go/src/app
+COPY . .
+WORKDIR /go/src/app/cmd/feedizer
+RUN go build -o /go/bin/app -v .
+
+#final stage
+FROM alpine:latest
+RUN apk --no-cache add ca-certificates
+COPY --from=builder /go/bin/app /app
+ENV FEEDIZER_ALLOWROOT=1
+ENTRYPOINT /app
+LABEL Name=feedizer Version=0.0.1
+EXPOSE 3000

docker-compose.debug.yml

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+version: '3.4'
+
+services:
+  db:
+    image: postgres:14-alpine
+    environment:
+      POSTGRES_USER: feedizer
+      POSTGRES_PASSWORD: feedizer
+      POSTGRES_DB: feedizer
+
+  app:
+    image: feedizer
+    build:
+      context: .
+      dockerfile: ./Dockerfile
+    depends_on:
+      - db
+    ports:
+      - 3000:3000
+    environment:
+      FEEDIZER_DATABASE_HOST: db
+      FEEDIZER_DATABASE_PORT: 5432
+      FEEDIZER_DATABASE_USERNAME: feedizer
+      FEEDIZER_DATABASE_PASSWORD: feedizer
+      FEEDIZER_DATABASE_DATABASE: feedizer
+      FEEDIZER_DATABASE_OPTIONS: sslmode=disable
+      FEEDIZER_SERVER_ADDRESS: :3000
+      FEEDIZER_SERVER_TEMPLATEDIR:
+      FEEDIZER_SERVER_STATICDIR:

docker-compose.yml

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+version: '3.4'
+
+services:
+  feedizer:
+    image: feedizer
+    build:
+      context: .
+      dockerfile: ./Dockerfile
+    ports:
+      - 3000:3000