Initialize project with basic structure, including Docker configuration, backend and frontend setup, environment configuration, and essential files for development.

backend/Dockerfile

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+# syntax=docker/dockerfile:1
+FROM golang:1.24-alpine AS build
+WORKDIR /src
+COPY go.mod go.sum* ./
+RUN go mod download
+COPY . .
+RUN CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags="-s -w" -o /out/mixmaker-api ./cmd/api
+
+FROM alpine:3.22
+RUN apk add --no-cache ca-certificates wget && addgroup -S mixmaker && adduser -S -G mixmaker mixmaker
+WORKDIR /app
+COPY --from=build /out/mixmaker-api /usr/local/bin/mixmaker-api
+COPY migrations ./migrations
+USER mixmaker
+EXPOSE 8080
+ENTRYPOINT ["mixmaker-api"]