fix: sync current handlers, repair relic data and restore visible launcher consoles

internal/common/runtime_config_test.go

@@ -0,0 +1,58 @@
+package common
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+// Addresses and ports below are deliberately different fixture values, not
+// deployment defaults. These tests must never bind sockets or start servers.
+func TestRuntimeConfigOverrides(t *testing.T) {
+	t.Chdir(t.TempDir())
+	for _, name := range []string{"GAC_CONFIG", "GAC_CLIENT_VERSION", "GAC_GAME_HOST", "GAC_GAME_PORT", "GAC_SDK_HOST", "GAC_SDK_PORT", "GAC_PUBLIC_GAME_HOST", "GAC_PUBLIC_SDK_URL"} {
+		t.Setenv(name, "")
+		if err := os.Unsetenv(name); err != nil {
+			t.Fatal(err)
+		}
+	}
+	base := `{"client_version":"fixture","game_host":"localhost","game_port":32101,"sdk_host":"localhost","sdk_port":32102,"public_game_host":"example.invalid","public_sdk_url":"https://example.invalid/base/"}`
+	if err := os.WriteFile("server.json", []byte(base), 0600); err != nil {
+		t.Fatal(err)
+	}
+	local := append([]byte{0xef, 0xbb, 0xbf}, []byte(`{"game_port":32201,"launcher":{"client_path":"fixture"}}`)...)
+	if err := os.WriteFile("server.local.json", local, 0600); err != nil {
+		t.Fatal(err)
+	}
+	cfg, err := LoadRuntimeConfig()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if cfg.GamePort != 32201 || cfg.SDKPort != 32102 || cfg.PublicSDKURL != "https://example.invalid/base" {
+		t.Fatalf("merge failed: %+v", cfg)
+	}
+	t.Setenv("GAC_GAME_PORT", "32301")
+	t.Setenv("GAC_PUBLIC_GAME_HOST", "gateway.example.invalid")
+	cfg, err = LoadRuntimeConfig()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if cfg.GamePort != 32301 || cfg.PublicGameHost != "gateway.example.invalid" {
+		t.Fatalf("environment override failed: %+v", cfg)
+	}
+	t.Setenv("GAC_GAME_PORT", "65536")
+	if _, err := LoadRuntimeConfig(); err == nil {
+		t.Fatal("out-of-range port accepted")
+	}
+	t.Setenv("GAC_GAME_PORT", "0")
+	if _, err := LoadRuntimeConfig(); err == nil {
+		t.Fatal("zero port accepted")
+	}
+}
+
+func TestRuntimeConfigRequiresFile(t *testing.T) {
+	t.Setenv("GAC_CONFIG", filepath.Join(t.TempDir(), "missing.json"))
+	if _, err := LoadRuntimeConfig(); err == nil {
+		t.Fatal("missing config silently accepted")
+	}
+}