Upgrade to Go 1.19

Taskfile.yml

@@ -1,8 +1,5 @@
 version: '3'
 
-env:
-  go_dir: 
-
 tasks:
   pull:
     cmds:
@@ -10,10 +7,7 @@ tasks:
     silent: true
   test:
     cmds:
-      - go test ./app
-      - go test ./commands
-      - go test ./config
-      - go test ./echo
+      - go test $(find . -name "*.go" -exec dirname {} \; | uniq | grep '/') -cover
   build:
     cmds:
       - mkdir -p build