Setup a Go Watcher with Docker Compose ( Golang, hot reload, Docker)

How to setup a go watcher with docker + docker-compose. Quick and easy tutorial to setup a watcher that rebuilds on every save or code change.This hot reload, auto save will run the latest code on save.

Video starts off with creating a simple server that runs hello world on localhost:8080. Skip ahead if needed, the timelines can be found in the description. But take note of the project paths and name.

The watcher used: https://github.com/canthefason/go-watcher

0:00 – Create Project + Program
0:29 – Test the application
0:50 – Setup the Dockerfile
1:17 – Setup docker-compose.yml file
2:45 – Run application with docker
3:15 – Example watcher/autosave/hot reload

Alternative Dockerfile command for watcher if you wish to run with go install:
Replace `go get github.com/canthefason/go-watcher/cmd/watcher` with

`go get github.com/canthefason/go-watcher
go install -v github.com/canthefason/go-watcher/cmd/watcher`

Note: Ensure working paths etc are in compliance to Go’s code organization.
eg The project path is go/src/github.com/username from github/name of project

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