chore(core): update Dockerfile for multi-stage build and clean up README (#8)

Author: Aias00

.gitignore

@@ -40,7 +40,6 @@ security/cmd/node_agent/na/pkey
 vendor
 # Contains the built artifacts
 out/
-etc/
 var/
 # Go compiled tests
 *.test

Dockerfile

@@ -15,4 +15,39 @@
 # specific language governing permissions and limitations
 # under the License.
 
-From golang:1.24-alpine
+
+# syntax=docker/dockerfile:1
+
+# Build stage
+FROM golang:1.24-alpine AS builder
+
+WORKDIR /app
+
+# 安装 git 以支持 go mod 下载私有依赖（如有需要）
+RUN apk add --no-cache git
+
+# 复制 go.mod 和 go.sum 并下载依赖
+COPY go.mod go.sum ./
+RUN go mod download
+
+# 复制源代码
+COPY . .
+
+# 构建二进制文件
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o collector ./cmd/main.go
+
+# Production stage
+FROM alpine:3.19
+
+WORKDIR /app
+
+# 拷贝构建产物
+COPY --from=builder /app/collector /app/collector
+
+# 如有配置文件等需要一并拷贝
+# COPY --from=builder /app/etc /app/etc
+
+# 暴露端口（如有需要）
+# EXPOSE 1158
+
+ENTRYPOINT ["./collector"]

README.md

@@ -1,5 +1,3 @@
-go mod tidy
-
 # HertzBeat Collector Go
 
 [![License](https://img.shields.io/badge/license-Apache%202-blue)](LICENSE)

etc/hertzbeat-collector.yaml

@@ -0,0 +1,25 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+collector:
+  info:
+    name: hertzbeat-collector-go
+    ip: 127.0.0.1
+    port: 8080
+
+  log:
+    level: debug