add docker drones.

.drone.yml

@@ -0,0 +1,71 @@
+name: stufflog3
+
+kind: pipeline
+type: docker
+
+steps:
+  - name: go-test
+    image: golang:1.18
+    commands:
+      - go generate ./...
+      - go test -v ./...
+
+  - name: docker-backend-release-tag
+    image: plugins/docker
+    settings:
+      auto_tag: true
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password
+      repo: r.vmaple.dev/stufflog3/backend
+      registry: r.vmaple.dev
+    when:
+      event:
+        - tag
+
+  - name: docker-backend-release-latest
+    image: plugins/docker
+    settings:
+      auto_tag: false
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password
+      repo: r.vmaple.dev/stufflog3/backend
+      registry: r.vmaple.dev
+    when:
+      event:
+        - tag
+
+  - name: docker-frontend-tag
+    image: plugins/docker
+    settings:
+      dockerfile: ./frontend/Dockerfile
+      context: ./frontend
+      auto_tag: true
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password
+      repo: r.vmaple.dev/stufflog3/frontend
+      registry: r.vmaple.dev
+    when:
+      event:
+        - tag
+
+  - name: docker-frontend-latest
+    image: plugins/docker
+    settings:
+      dockerfile: ./frontend/Dockerfile
+      context: ./frontend
+      auto_tag: false
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password
+      repo: r.vmaple.dev/stufflog3/frontend
+      registry: r.vmaple.dev
+    when:
+      event:
+        - tag

Dockerfile

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+## 1. Build Server
+# Use Go 1.18
+FROM golang:1.18 AS build-server
+
+# Load repository into docker
+WORKDIR /project/
+COPY . .
+
+# Build server and tools (CGO disabled to make them 100% static)
+ENV CGO_ENABLED 0
+RUN go build -installsuffix cgo -ldflags="-s -w" -o /binaries/stufflog3-local ./cmd/stufflog3-local
+
+## 2. Distribute
+# Use alpine linux
+FROM alpine:3.16
+
+# Install certificates to enable HTTPS GET requests, and tzdata for log imports.
+RUN apk add --no-cache ca-certificates tzdata
+
+# Copy build files into final container
+COPY --from=build-server /binaries/* /usr/local/bin/
+
+# The server is the main entry point
+CMD ["/usr/local/bin/stufflog3-local"]

frontend/Dockerfile

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+## 1. Builder
+# Use nodejs 16
+FROM node:16-alpine AS builder
+
+# Load repository into container
+WORKDIR /frontend
+COPY . .
+
+# Setup development environment
+RUN apk add --no-cache git
+
+# Install and compress node_modules
+RUN rm -rf node_modules
+RUN mkdir node_modules
+RUN npm ci
+
+# Build templates
+RUN npm run build
+RUN cp package.json ./build/
+RUN ls -lh ./build
+
+## 2. Regroup
+FROM node:16-alpine
+RUN apk add --no-cache ca-certificates
+
+# Bring data over from builder
+WORKDIR /frontend
+COPY --from=builder /frontend/build /frontend
+ENV NODE_ENV=production
+
+# Entry point
+CMD ["/usr/local/bin/node", "index.js"]