refactor: move e2e tests into src/e2e directory

src/e2e/e2e_aliases_test.go

@@ -1,4 +1,4 @@
-package main
+package e2e_test
 
 import (
 	"encoding/json"

src/e2e/e2e_crud_test.go

@@ -1,4 +1,4 @@
-package main
+package e2e_test
 
 import (
 	"slices"

src/e2e/e2e_duedate_test.go

@@ -1,4 +1,4 @@
-package main
+package e2e_test
 
 import (
 	"testing"

src/e2e/e2e_init_test.go

@@ -1,4 +1,4 @@
-package main
+package e2e_test
 
 import (
 	"os"

src/e2e/e2e_permissions_test.go

@@ -1,4 +1,4 @@
-package main
+package e2e_test
 
 import (
 	"testing"

src/e2e/e2e_test.go

@@ -1,4 +1,4 @@
-package main
+package e2e_test
 
 import (
 	"encoding/json"
@@ -43,7 +43,7 @@ func (n NodeResponse) HasRelation(relType, targetID string) bool {
 var axBinary string
 
 func TestMain(m *testing.M) {
-	if err := exec.Command("go", "build", "-o", "ax", ".").Run(); err != nil {
+	if err := exec.Command("go", "build", "-o", "ax", "..").Run(); err != nil {
 		fmt.Fprintln(os.Stderr, "build failed:", err)
 		os.Exit(1)
 	}