improve upsert perfomance

dockers/both/Dockerfile

@@ -0,0 +1,49 @@
+FROM golang:1.22-alpine as base
+
+ARG VERSION="unknown"
+ARG REVISION="unknown"
+ARG BUILDTIME=""
+
+WORKDIR /go/src/git.loyso.art/frx/devsim
+
+ENV GOCACHE=/go/pkg/mod/
+
+RUN --mount=type=cache,target=/go/pkg/mod/ \
+    --mount=type=bind,source=go.sum,target=go.sum \
+    --mount=type=bind,source=go.mod,target=go.mod \
+    go mod download -x && go mod verify
+COPY . .
+
+FROM base as build-web
+RUN --mount=type=cache,target=/go/pkg/mod/ \
+  go build \
+  -ldflags "-w -s -X 'git.loyso.art/frx/devsim.Version=${VERSION}' -X 'git.loyso.art/frx/devsim.Revision=${REVISION}' -X 'git.loyso.art/frx/devsim.BuildTime=${BUILDTIME}'" \
+  -o /go/bin/web \
+  /go/src/git.loyso.art/frx/devsim/cmd/web/main.go
+
+FROM base as build-migrator
+RUN --mount=type=cache,target=/go/pkg/mod/ \
+  go build -o /go/bin/migrator \
+  /go/src/git.loyso.art/frx/devsim/cmd/migrator/main.go
+
+FROM gcr.io/distroless/static-debian12@sha256:ce46866b3a5170db3b49364900fb3168dc0833dfb46c26da5c77f22abb01d8c3 as web
+
+WORKDIR /app
+COPY --from=build-web /go/bin/web /app/web
+
+ENV DEVSIM_HTTP_ADDR=":80"
+EXPOSE 80
+
+ENTRYPOINT ["/app/web"]
+
+FROM gcr.io/distroless/static-debian12@sha256:ce46866b3a5170db3b49364900fb3168dc0833dfb46c26da5c77f22abb01d8c3 as migrator
+
+WORKDIR /app
+COPY --from=build-migrator /go/bin/migrator /app/migrator
+
+COPY assets/db/migrations/ /app/db/migrations/
+ENV DEVSIM_PG_MIGRATOR="/app/migrations"
+
+ENTRYPOINT ["/app/migrator"]
+
+