first commit

dockerfile

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+FROM golang:1.25-alpine3.21 AS builder
+
+WORKDIR /opt
+
+COPY go.mod go.sum ./
+RUN go mod download && go mod verify
+
+COPY . ./
+
+RUN go build -o bin/application ./cmd
+
+FROM alpine:3.21 AS runner
+
+WORKDIR /opt
+
+COPY --from=builder /opt/bin/application ./
+
+CMD ["./application"]