👷 Added Docker CI

Dockerfile

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+# Use the official Golang image as the base image
+FROM golang:1.20 as builder
+
+ARG TARGETARCH
+ARG TARGETOS
+
+# Set up the working directory
+WORKDIR /app
+
+# Copy the Go modules and download the dependencies
+COPY go.mod go.sum ./
+RUN go mod download
+
+# Copy the source code
+COPY . .
+
+# Build the X-ui binary
+RUN CGO_ENABLED=1 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -o xui-release-${TARGETARCH} -v main.go
+
+# Start a new stage using the base image
+FROM ubuntu:20.04
+
+ARG TARGETARCH
+
+# Set up the working directory
+WORKDIR /app
+
+# Copy the X-ui binary and required files from the builder stage
+COPY --from=builder /app/xui-release-${TARGETARCH} /app/x-ui/xui-release
+COPY x-ui.service /app/x-ui/x-ui.service
+COPY x-ui.sh /app/x-ui/x-ui.sh
+
+# Set up the runtime environment
+RUN apt-get update && apt-get install -y \
+    wget \
+    unzip \
+ && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app/x-ui/bin
+
+# Download and set up the required files
+RUN wget https://github.com/mhsanaei/Xray-core/releases/latest/download/Xray-linux-64.zip \
+ && unzip Xray-linux-64.zip \
+ && rm -f Xray-linux-64.zip geoip.dat geosite.dat iran.dat \
+ && wget https://github.com/Loyalsoldier/v2ray-rules-dat/releases/latest/download/geoip.dat \
+ && wget https://github.com/Loyalsoldier/v2ray-rules-dat/releases/latest/download/geosite.dat \
+ && wget https://github.com/bootmortis/iran-hosted-domains/releases/latest/download/iran.dat \
+ && mv xray xray-linux-\${TARGETARCH}
+
+WORKDIR /app
+
+# Set the entrypoint
+ENTRYPOINT ["/app/x-ui/x-ui.sh"]