final: refactor for removal of system package and reduction of interactions to state package

State query command has been moved to main where it belongs, "system" information are now fetched in app.New and stored in *App with accessors for relevant values. Exit (cleanup-related) functions are separated into its dedicated "final" package.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

internal/app/launch.go

@@ -5,11 +5,11 @@ import (
 	"encoding/base64"
 	"encoding/gob"
 	"fmt"
+	"git.ophivana.moe/cat/fortify/internal/final"
 	"os"
 	"strings"
 	"syscall"
 
-	"git.ophivana.moe/cat/fortify/internal/state"
 	"git.ophivana.moe/cat/fortify/internal/util"
 )
 
@@ -20,7 +20,7 @@ func (a *App) launcherPayloadEnv() string {
 	enc := base64.NewEncoder(base64.StdEncoding, r)
 
 	if err := gob.NewEncoder(enc).Encode(a.command); err != nil {
-		state.Fatal("Error encoding launcher payload:", err)
+		final.Fatal("Error encoding launcher payload:", err)
 	}
 
 	_ = enc.Close()