Add Dockerimage for each component and docker-compose for local development

cve-alert-fetcher/Dockerfile

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+FROM golang:1.13.7-alpine3.10 AS builder
+
+WORKDIR /build
+
+# enables caching of modules as a Docker layer
+COPY go.mod .
+COPY go.sum .
+RUN set -eu -o pipefail
+RUN go mod download
+
+# copy the rest of the directory to
+COPY . .
+
+# build the program
+RUN GO111MODULE=on CGO_ENABLED=0 go build -a -o ./out/app ./cve-alert-fetcher
+
+################
+# run program
+################
+
+FROM alpine:3.10
+
+COPY --from=builder /build/out/app .
+
+ENTRYPOINT ["./app", "--init-db"]

cve-alert-restapi/Dockerfile

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+FROM golang:1.13.7-alpine3.10 AS builder
+
+WORKDIR /build
+
+# enables caching of modules as a Docker layer
+COPY go.mod .
+COPY go.sum .
+RUN set -eu -o pipefail
+RUN go mod download
+
+# copy the rest of the directory to
+COPY . .
+
+# build the program
+RUN GO111MODULE=on CGO_ENABLED=0 go build -a -o ./out/app ./cve-alert-restapi
+
+################
+# run program
+################
+
+FROM alpine:3.10
+
+COPY --from=builder /build/out/app .
+
+ENTRYPOINT ["./app"]

docker-compose.yaml

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+version: '3.1'
+
+services:
+  db:
+    image: mysql
+    command: --default-authentication-plugin=mysql_native_password
+    restart: always
+    environment:
+      MYSQL_ROOT_PASSWORD: example
+      MYSQL_USER: user
+      MYSQL_PASSWORD: password
+      MYSQL_DATABASE: cve_alert_db
+    ports:
+      - 3306:3306
+    volumes:
+      - data:/var/lib/mysql
+  fetcher:
+    image: cve-alert-manager/fetcher
+    build:
+      context: .
+      dockerfile: ./cve-alert-fetcher/Dockerfile
+    environment:
+      CVE_ALERT_MANAGER_CVEDATABASE_DATASOURCENAME: "user:password@tcp(db)/cve_alert_db"
+    volumes:
+      - ./config:/var/opt/cve-alert-manager
+    depends_on:
+      - db
+  api:
+    image: cve-alert-manager/api
+    build:
+      context: .
+      dockerfile: ./cve-alert-restapi/
+    restart: always
+    environment:
+      CVE_ALERT_MANAGER_CVEDATABASE_DATASOURCENAME: "user:password@tcp(db)/cve_alert_db"
+    volumes:
+      - ./config:/var/opt/cve-alert-manager
+    depends_on:
+      - db
+
+volumes:
+  data: