Global: fix some memleaks

src/modules/datetime/datetime.c

@@ -120,7 +120,7 @@ void ffPrintDateTimeFormat(struct tm* tm, const FFModuleArgs* moduleArgs)
 void ffPrintDateTime(FFDateTimeOptions* options)
 {
     uint64_t msNow = ffTimeGetNow();
-    time_t sNow = msNow / 1000;
+    time_t sNow = (time_t) (msNow / 1000);
     struct tm* tm = localtime(&sNow);
 
     if(options->moduleArgs.outputFormat.length > 0)

src/modules/sound/sound.c

@@ -177,4 +177,10 @@ void ffGenerateSoundJson(FF_MAYBE_UNUSED FFSoundOptions* options, yyjson_mut_doc
         yyjson_mut_obj_add_strbuf(doc, obj, "name", &item->name);
         yyjson_mut_obj_add_strbuf(doc, obj, "identifier", &item->identifier);
     }
+
+    FF_LIST_FOR_EACH(FFSoundDevice, device, result)
+    {
+        ffStrbufDestroy(&device->identifier);
+        ffStrbufDestroy(&device->name);
+    }
 }

src/modules/terminalfont/terminalfont.c

@@ -119,4 +119,8 @@ void ffGenerateTerminalFontJson(FF_MAYBE_UNUSED FFTerminalOptions* options, yyjs
         yyjson_mut_arr_add_strbuf(doc, fallbackStyles, style);
     }
     yyjson_mut_obj_add_strbuf(doc, fallback, "pretty", &result.fallback.pretty);
+
+    ffStrbufDestroy(&result.error);
+    ffFontDestroy(&result.font);
+    ffFontDestroy(&result.fallback);
 }