feat: update module path

- modify go.mod to reflect the new module path
- update config file path in the main function
- adjust import statements in various internal packages
- add install instructions to README

🤖

internal/notifications/desktop.go

@@ -1,7 +1,7 @@
 package notifications
 
 import (
-	"ChronoTomato/internal/shared"
+	"git.smsvc.net/pomodoro/ChronoTomato/internal/shared"
 	"fmt"
 	"github.com/gen2brain/beeep"
 )

internal/notifications/terminal.go

@@ -1,7 +1,7 @@
 package notifications
 
 import (
-	"ChronoTomato/internal/shared"
+	"git.smsvc.net/pomodoro/ChronoTomato/internal/shared"
 	"atomicgo.dev/cursor"
 	"fmt"
 	"github.com/fatih/color"