chore: move the go code into a subfolder

apps/api/internal/eventstore/version_test.go

@@ -0,0 +1,39 @@
+package eventstore
+
+import "testing"
+
+func TestVersion_Validate(t *testing.T) {
+	tests := []struct {
+		name    string
+		v       Version
+		wantErr bool
+	}{
+		{
+			"correct version",
+			"v1.23.23",
+			false,
+		},
+		{
+			"no v prefix",
+			"1.2.2",
+			true,
+		},
+		{
+			"letters in version",
+			"v1.as.3",
+			true,
+		},
+		{
+			"no version",
+			"",
+			true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if err := tt.v.Validate(); (err != nil) != tt.wantErr {
+				t.Errorf("Version.Validate() error = %v, wantErr %v", err, tt.wantErr)
+			}
+		})
+	}
+}