update build doc & dockerfiles

etc/dockerfile

@@ -3,12 +3,12 @@ RUN apk add build-base git
 WORKDIR /src
 COPY . .
 RUN --mount=type=cache,target=/root/.cache/go-build --mount=type=cache,target=/root/go/pkg \
-  make build_linux
+  make host
 
 FROM alpine:latest
 RUN apk add --no-cache ca-certificates && \
     update-ca-certificates
-COPY --from=build /src/_output/linux/yarr /usr/local/bin/yarr
+COPY --from=build /src/out/yarr /usr/local/bin/yarr
 EXPOSE 7070
 ENTRYPOINT ["/usr/local/bin/yarr"]
 CMD ["-addr", "0.0.0.0:7070", "-db", "/data/yarr.db"]

etc/dockerfile.arm

@@ -27,18 +27,12 @@ RUN env \
         CC=aarch64-linux-gnu-gcc \
         CGO_ENABLED=1 \
         GOOS=linux GOARCH=arm64 \
-    go build \
-        -tags "sqlite_foreign_keys linux" \
-        -ldflags="-s -w" \
-        -o /root/out/yarr.arm64 ./cmd/yarr
+    make host && mv out/yarr /root/out/yarr.arm64
 
 RUN env \
         CC=arm-linux-gnueabihf-gcc \
         CGO_ENABLED=1 \
         GOOS=linux GOARCH=arm GOARM=7 \
-    go build \
-        -tags "sqlite_foreign_keys linux" \
-        -ldflags="-s -w" \
-        -o /root/out/yarr.arm7 ./cmd/yarr
+    make host && mv out/yarr /root/out/yarr.armv7
 
 CMD ["/bin/bash"]