Move Docker deployment files to deployment directory

deployment/Dockerfile

@@ -0,0 +1,41 @@
+# syntax=docker/dockerfile:1
+
+FROM golang:1.26-bookworm AS builder
+
+WORKDIR /src
+
+ARG GO_PROXY=https://go.reg.darano.ir
+ENV GOPROXY="$GO_PROXY"
+ENV CGO_ENABLED=0
+
+COPY go.mod go.sum ./
+RUN --mount=type=cache,target=/go/pkg/mod,sharing=locked \
+    go mod download
+
+COPY . .
+RUN --mount=type=cache,target=/go/pkg/mod,sharing=locked \
+    --mount=type=cache,target=/root/.cache/go-build,sharing=locked \
+    go build -trimpath -ldflags="-s -w" -o /out/gl ./cmd/gl && \
+    go build -trimpath -ldflags="-s -w" -o /out/dashboard ./cmd/dashboard && \
+    go build -trimpath -ldflags="-s -w" -o /out/healthcheck ./cmd/healthcheck
+
+FROM alpine:3.24.1
+
+RUN apk add --no-cache ca-certificates \
+    && addgroup -S darano \
+    && adduser -S -G darano darano
+
+WORKDIR /app
+
+COPY --from=builder /out/gl /app/gl
+COPY --from=builder /out/dashboard /app/dashboard
+COPY --from=builder /out/healthcheck /app/healthcheck
+COPY gl.cfg.toml /app/gl.cfg.toml
+COPY dashboard.cfg.toml /app/dashboard.cfg.toml
+
+USER darano
+
+EXPOSE 8600 8601
+
+ENTRYPOINT ["/app/gl"]
+CMD ["-conf", "/app/gl.cfg.toml"]