chore: 并入 iotlcm-bot 历史到 bot/（原提交 31dbc1d）

bot/Dockerfile

@@ -0,0 +1,17 @@
+ARG BASE_REGISTRY=docker.io/library
+FROM ${BASE_REGISTRY}/golang:1.25-alpine AS build
+ARG GOPROXY=https://goproxy.cn|https://goproxy.io|https://proxy.golang.org|direct
+ENV GOPROXY=${GOPROXY}
+WORKDIR /src
+COPY go.mod go.sum ./
+RUN apk add --no-cache ca-certificates
+RUN go mod download
+COPY . ./
+RUN CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags='-s -w' -o /out/iotlcm-bot ./cmd/iotlcm-bot
+
+FROM scratch
+
+COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
+COPY --from=build /out/iotlcm-bot /usr/local/bin/iotlcm-bot
+USER 65532:65532
+ENTRYPOINT ["/usr/local/bin/iotlcm-bot"]