Go: Release 1.20.0 (devcontainers#412)

Author: samruddhikhandale

src/go/.devcontainer/Dockerfile

@@ -1,5 +1,5 @@
-# [Choice] Go version (use -bullseye variants on local arm64/Apple Silicon): 1, 1.19, 1.18, 1-bullseye, 1.19-bullseye, 1.18-bullseye, 1-buster, 1.19-buster, 1.18-buster
-ARG VARIANT=1-bullseye
+# [Choice] Go version (use -bullseye variants on local arm64/Apple Silicon): 1, 1.20, 1.19, 1.18, 1-bullseye, 1.20-bullseye, 1.19-bullseye, 1.18-bullseye, 1-buster, 1.20-buster, 1.19-buster, 1.18-buster
+ARG VARIANT=1.20-bullseye
 FROM golang:${VARIANT}
 
 # [Optional] Uncomment the next line to use go get to install anything else you need

src/go/README.md

@@ -10,7 +10,7 @@
 | *Categories* | Core, Languages |
 | *Definition type* | Dockerfile |
 | *Published images* | mcr.microsoft.com/devcontainers/go |
-| *Available image variants* | 1 / 1-bullseye, 1.18 / 1.18-bullseye, 1.19 / 1.19-bullseye, 1-buster, 1.18-buster, 1.19-buster  ([full list](https://mcr.microsoft.com/v2/devcontainers/go/tags/list)) |
+| *Available image variants* | 1 / 1-bullseye, 1.20 / 1.20-bullseye, 1.19 / 1.19-bullseye, 1.18 / 1.18-bullseye, 1-buster, 1.20-buster, 1.19-buster, 1.18-buster  ([full list](https://mcr.microsoft.com/v2/devcontainers/go/tags/list)) |
 | *Published image architecture(s)* | x86-64, arm64/aarch64 for `bullseye` variants |
 | *Container host OS support* | Linux, macOS, Windows |
 | *Container OS* | Debian |
@@ -24,18 +24,19 @@ You can directly reference pre-built versions of `Dockerfile` by using the `imag
 
 - `mcr.microsoft.com/devcontainers/go` (latest)
 - `mcr.microsoft.com/devcontainers/go:1` (or `1-bullseye`, `1-buster` to pin to an OS version)
-- `mcr.microsoft.com/devcontainers/go:1.18` (or `1.18-bullseye`, `1.18-buster` to pin to an OS version)
+- `mcr.microsoft.com/devcontainers/go:1.20` (or `1.20-bullseye`, `1.20-buster` to pin to an OS version)
 - `mcr.microsoft.com/devcontainers/go:1.19` (or `1.19-bullseye`, `1.19-buster` to pin to an OS version)
+- `mcr.microsoft.com/devcontainers/go:1.18` (or `1.18-bullseye`, `1.18-buster` to pin to an OS version)
 
 Refer to [this guide](https://containers.dev/guide/dockerfile) for more details.
 
 You can decide how often you want updates by referencing a [semantic version](https://semver.org/) of each image. For example:
 
-- `mcr.microsoft.com/devcontainers/go:0-1.19` (or `0-1.19-bullseye`, `0-1.19-buster`)
-- `mcr.microsoft.com/devcontainers/go:0.207-1.19` (or `0.207-1.19-bullseye`, `0.207-1.19-buster`)
-- `mcr.microsoft.com/devcontainers/go:0.207.1-1.19` (or `0.207.1-1.19-bullseye`, `0.207.1-1.19-buster`)
+- `mcr.microsoft.com/devcontainers/go:0-1.20` (or `0-1.20-bullseye`, `0-1.20-buster`)
+- `mcr.microsoft.com/devcontainers/go:0.207-1.20` (or `0.207-1.20-bullseye`, `0.207-1.20-buster`)
+- `mcr.microsoft.com/devcontainers/go:0.207.15-1.20` (or `0.207.1-1.20-bullseye`, `0.207.1-1.20-buster`)
 
-However, we only do security patching on the latest [non-breaking, in support](https://github.com/devcontainers/images/issues/90) versions of images (e.g. `0-1.16`). You may want to run `apt-get update && apt-get upgrade` in your Dockerfile if you lock to a more specific version to at least pick up OS security updates.
+However, we only do security patching on the latest [non-breaking, in support](https://github.com/devcontainers/images/issues/90) versions of images (e.g. `0-1.20`). You may want to run `apt-get update && apt-get upgrade` in your Dockerfile if you lock to a more specific version to at least pick up OS security updates.
 
 See [history](history) for information on the contents of each version and [here for a complete list of available tags](https://mcr.microsoft.com/v2/devcontainers/go/tags/list).
 

src/go/manifest.json

@@ -1,18 +1,24 @@
 {
   "version": "0.207.14",
   "variants": [
+    "1.20-bullseye",
+    "1.20-buster",
     "1.19-bullseye",
     "1.19-buster",
     "1.18-bullseye",
     "1.18-buster"
   ],
   "build": {
-    "latest": "1.19-bullseye",
+    "latest": "1.20-bullseye",
     "rootDistro": "debian",
     "tags": [
       "go:${VERSION}-${VARIANT}"
     ],
     "architectures": {
+      "1.20-bullseye": [
+        "linux/amd64",
+        "linux/arm64"
+      ],
       "1.19-bullseye": [
         "linux/amd64",
         "linux/arm64"
@@ -21,6 +27,9 @@
         "linux/amd64",
         "linux/arm64"
       ],
+      "1.20-buster": [
+        "linux/amd64"
+      ],
       "1.19-buster": [
         "linux/amd64"
       ],
@@ -29,16 +38,19 @@
       ]
     },
     "variantTags": {
-      "1.19-bullseye": [
-        "go:${VERSION}-1.19",
+      "1.20-bullseye": [
+        "go:${VERSION}-1.20",
         "go:${VERSION}-1",
         "go:${VERSION}-1-bullseye",
         "go:${VERSION}-bullseye"
       ],
-      "1.19-buster": [
+      "1.20-buster": [
         "go:${VERSION}-1-buster",
         "go:${VERSION}-buster"
       ],
+      "1.19-bullseye": [
+        "go:${VERSION}-1.19"
+      ],
       "1.18-bullseye": [
         "go:${VERSION}-1.18"
       ]