chore(migrations): update prod Dockerfile

build/docker/dcbot-migrations/Dockerfile

@@ -4,9 +4,11 @@ WORKDIR /dcbot
 
 RUN apk --no-cache add curl
 
-RUN curl -fsSL \
-    https://raw.githubusercontent.com/pressly/goose/master/install.sh |\
-    sh -s v3.20.0
+ARG TARGETOS
+ARG TARGETARCH
+
+RUN curl --silent --show-error --location --fail --location --output /usr/bin/goose "https://github.com/pressly/goose/releases/download/v3.20.0/goose_${TARGETOS}_${TARGETARCH}" && \
+    chmod +x /usr/bin/goose
 
 COPY ./migrations .