[hw-8] add: comment service

comments/Dockerfile

@@ -0,0 +1,22 @@
+FROM golang:1.23.9-alpine as builder
+
+WORKDIR /build
+
+COPY comments/go.mod go.mod
+COPY comments/go.sum go.sum
+
+RUN go mod download
+
+COPY . .
+
+WORKDIR comments
+
+RUN CGO_ENABLED=0 GOOS=linux go build -o /server ./cmd/server/main.go
+
+FROM scratch
+COPY --from=builder server /bin/server
+COPY comments/configs/values_local.yaml /bin/config/values_local.yaml
+
+ENV CONFIG_FILE=/bin/config/values_local.yaml
+
+ENTRYPOINT ["/bin/server"]