Change base image in Dockerfile.api from scratch to alpine for improved size and security

Author: 0xfurai

apps/server/infra/Dockerfile.api

@@ -17,7 +17,7 @@ COPY . .
 RUN CGO_ENABLED=0 GOFLAGS="-trimpath" go build -o main -ldflags="-s -w" ./cmd/api
 
 # Start a new stage from scratch
-FROM scratch
+FROM alpine
 
 WORKDIR /app