fix(dockerfile): Remove provider steps in controller's Dockerfile

This might have been a bad copy/paste while debugging issues with
versions.

Dockerfile.controller

@@ -34,81 +34,3 @@ EXPOSE 4443
 
 ENTRYPOINT ["/controller"]
 
-## AWS
-FROM source AS aws-builder
-
-COPY api/ api/
-COPY pkg/ pkg/
-COPY internal/ internal/
-COPY cmd/providers/aws/main.go cmd/main.go
-
-RUN CGO_ENABLED=0 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} go build -a -o controller cmd/main.go
-
-
-# Use distroless as minimal base image to package the controller binary
-# Refer to https://github.com/GoogleContainerTools/distroless for more details
-FROM gcr.io/distroless/static:nonroot AS aws
-WORKDIR /
-COPY --from=aws-builder /workspace/controller .
-USER 65532:65532
-
-ENTRYPOINT ["/controller"]
-
-
-## Azure
-FROM source AS azure-builder
-
-COPY api/ api/
-COPY pkg/ pkg/
-COPY internal/ internal/
-COPY cmd/providers/azure/main.go cmd/main.go
-
-RUN CGO_ENABLED=0 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} go build -a -o controller cmd/main.go
-
-
-# Use distroless as minimal base image to package the controller binary
-# Refer to https://github.com/GoogleContainerTools/distroless for more details
-FROM gcr.io/distroless/static:nonroot AS azure
-WORKDIR /
-COPY --from=azure-builder /workspace/controller .
-USER 65532:65532
-
-ENTRYPOINT ["/controller"]
-
-
-## Cloudflare
-
-FROM source AS cloudflare-builder
-
-COPY api/ api/
-COPY pkg/ pkg/
-COPY internal/ internal/
-COPY cmd/providers/cloudflare/main.go cmd/main.go
-
-RUN CGO_ENABLED=0 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} go build -a -o controller cmd/main.go
-
-
-# Use distroless as minimal base image to package the controller binary
-# Refer to https://github.com/GoogleContainerTools/distroless for more details
-FROM gcr.io/distroless/static:nonroot AS cloudflare
-WORKDIR /
-COPY --from=cloudflare-builder /workspace/controller .
-USER 65532:65532
-
-ENTRYPOINT ["/controller"]
-
-
-FROM source AS desec-builder
-COPY api/ api/
-COPY pkg/ pkg/
-COPY internal/ internal/
-COPY cmd/providers/cloudflare/main.go cmd/main.go
-
-RUN CGO_ENABLED=0 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} go build -a -o controller cmd/main.go
-
-FROM gcr.io/distroless/static:nonroot AS desec
-WORKDIR /
-COPY --from=desec-builder /cmd/providers/desec/main.go cmd/main.go
-USER 65532:65532
-
-ENTRYPOINT ["/controller"]