Add support for RISC-V

Author: Erisa

.github/workflows/docker-build.yml

@@ -48,7 +48,7 @@ jobs:
         with:
           context: .
           file: ./Dockerfile
-          platforms: linux/amd64,linux/386,linux/arm64,linux/arm/v7,linux/arm/v6,linux/s390x,linux/ppc64le
+          platforms: linux/amd64,linux/386,linux/arm64,linux/arm/v7,linux/arm/v6,linux/s390x,linux/ppc64le,linux/riscv64
           push: true
           tags: |
             erisamoe/cloudflared:latest

README.md

@@ -17,6 +17,7 @@ The public image currently supports:
 | `linux/arm/v6` | `armel`       | Older 32-bit ARM hardware. Mostly Raspberry Pi 1/0/0W but there may be others.                                |
 | `linux/s390x`  | `IBM Z`       | [Linux on IBM Z](https://en.wikipedia.org/wiki/Linux_on_IBM_Z) for IBM mainframes, most notably [IBM Cloud](https://www.ibm.com/uk-en/cloud). |
 | `linux/ppc64le` | `ppc64el`     | Tested on [IBM Cloud Power Systems Virtual Server](https://www.ibm.com/uk-en/products/power-virtual-server)
+| `linux/riscv64` | `riscv64`     | CPUs from the future. Tested on [Scaleway Labs RV1](https://labs.scaleway.com/en/em-rv1/).
 
 The public image corresponding to this Dockerfile is `erisamoe/cloudflared` and should work in mostly the same way as the [official image](https://hub.docker.com/r/cloudflare/cloudflared).