update doc

.github/workflows/docker.yml

@@ -1,4 +1,9 @@
-name: Docker
+# When git master branch changes it will build a image based on the master branch, the tag of the image will be latest.
+# When a git semver tag is pushed it will build a image based on it, the tag will be the same as git's.
+# It will do nothing on other git events.
+# For the usage of the image, check lib/examples/launch-managed .
+
+name: Release docker image
 on: [push, pull_request]
 
 jobs:

.github/workflows/test-other-platforms.yml

@@ -1,4 +1,4 @@
-name: Test Mac
+name: Test Other Platforms
 on:
   push:
     branches:

lib/utils/docker/main.go

@@ -1,6 +1,6 @@
-// The .github/workflows/docker.yml will use it as an github action
-// Then run this:
-//   DOCKER_TOKEN=your_token go run ./lib/utils/docker refs/heads/master
+// The .github/workflows/docker.yml uses it as an github action
+// and run it like this:
+//   DOCKER_TOKEN=$TOKEN go run ./lib/utils/docker $GITHUB_REF
 package main
 
 import (