Sync from /srv/compose/unified-media-manager

backend/Dockerfile

@@ -0,0 +1,19 @@
+FROM golang:1.25-alpine AS builder
+RUN apk add --no-cache gcc musl-dev
+WORKDIR /app
+COPY go.mod go.sum ./
+RUN go mod download
+COPY . .
+RUN go get github.com/jackc/pgx/v5@v5.5.5 && go mod tidy
+RUN CGO_ENABLED=0 GOOS=linux go build -o /umm ./cmd/server/
+RUN CGO_ENABLED=1 GOOS=linux go build -o /umm-migrate ./cmd/migrate/
+
+FROM alpine:3.19
+RUN apk --no-cache add ca-certificates wget ffmpeg
+WORKDIR /app
+COPY --from=builder /umm .
+COPY --from=builder /umm-migrate .
+COPY internal/db/migrations/ ./internal/db/migrations/
+EXPOSE 8084
+HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 CMD wget -qO- http://localhost:8084/health/live || exit 1
+CMD ["./umm"]