installer: load dialog sysmodules before use (fixes boot panic)

installer/installer.c

@@ -162,6 +162,7 @@ static void step_tweaks(void){
 int main(void){
     char tok[160];
     int first_run;
+    if(ui_init() != 0) return 1; /* no dialogs possible; exit, don't crash */
     tok[0] = 0;
     icfg_token_load(ICFG_PATH, tok, sizeof tok);
     first_run = !token_valid(tok);

installer/pkg.gp4

@@ -3,7 +3,7 @@
 	<volume>
 		<volume_type>pkg_ps4_app</volume_type>
 		<volume_id>PS4VOLUME</volume_id>
-		<volume_ts>2026-09-24 16:49:26</volume_ts>
+		<volume_ts>2026-09-24 16:59:07</volume_ts>
 		<package content_id="IV0000-ORPC00001_00-ORBISRPCSETUP000" passcode="00000000000000000000000000000000"
 			storage_type="digital50" app_type="full" />
 		<chunk_info chunk_count="1" scenario_count="1">

installer/ui.c

@@ -21,6 +21,17 @@ static void base_init(OrbisMsgDialogParam *param){
     param->mode = ORBIS_MSG_DIALOG_MODE_USER_MSG;
 }
 
+static int ui_ready = 0;
+
+int ui_init(void){
+    if(ui_ready) return 0;
+    if(sceSysmoduleLoadModule(ORBIS_SYSMODULE_MESSAGE_DIALOG) < 0) return -1;
+    if(sceSysmoduleLoadModule(ORBIS_SYSMODULE_IME_DIALOG) < 0) return -1;
+    if(sceCommonDialogInitialize() < 0) return -1;
+    ui_ready = 1;
+    return 0;
+}
+
 int ui_ok(const char *msg){
     OrbisMsgDialogParam param;
     OrbisMsgDialogUserMessageParam um;

installer/ui.h

@@ -3,6 +3,11 @@
 #define INSTALLER_UI_H
 #include <stddef.h>
 
+/* Must run once before any dialog: loads MsgDialog/ImeDialog sysmodules
+ * and inits CommonDialog. Calling dialogs without this panics the box
+ * (unloaded-sysmodule call at startup). 0 ok, -1 fatal. */
+int ui_init(void);
+
 /* Info dialog with OK. 0 shown, -1 failed to open. */
 int ui_ok(const char *msg);
 /* Yes/No dialog, focus on No (safe default). 1 yes, 0 no/closed, -1 error. */