fix(docker): update base image to golang:1.22-bookworm and switch to debian:bookworm-slim (#98)

Author: hrntknr

Dockerfile

@@ -1,16 +1,21 @@
-FROM --platform=$BUILDPLATFORM docker.io/library/golang:alpine AS builder
+FROM --platform=$BUILDPLATFORM golang:1.22-bookworm AS builder
 
 WORKDIR /app
 COPY go.mod go.sum ./
 RUN go mod download
 COPY ./ /app
 
 ARG TARGETARCH
-RUN CGO_ENABLED=0 GOARCH=$TARGETARCH go build -trimpath -ldflags '-w -s' -o bin/main .
+ARG TARGETOS
+RUN CGO_ENABLED=0 GOOS=$TARGETOS GOARCH=$TARGETARCH \
+    go build -trimpath -ldflags "-w -s" -o /app/bin/main .
 
-FROM docker.io/library/alpine:latest
+FROM debian:bookworm-slim
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates curl python3 python3-pip nodejs npm \
+    && rm -rf /var/lib/apt/lists/*
 
-RUN apk add --no-cache nodejs npm python3 uv
 COPY --from=builder /app/bin/main /usr/local/bin/mcp-auth-proxy
 ENV DATA_PATH=/data