feat: Add Docker support

Dockerfile

@@ -0,0 +1,20 @@
+FROM golang:alpine as builder
+
+LABEL maintainer="ptrcnull <docker@ptrcnull.me>"
+
+WORKDIR /src
+
+COPY go.mod go.sum ./
+RUN go mod download
+
+COPY main.go .
+COPY utils ./utils
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o server main.go
+
+FROM scratch
+
+WORKDIR /app
+
+COPY --from=builder /src/server .
+
+CMD ["/app/server"]

docker-compose.yml

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+version: '3'
+services:
+  pkgs:
+    container_name: pkgs
+    build: .
+    restart: always
+    ports:
+      - 127.0.0.1:8212:8080