begin with using one widget for all the text fields

lib/addCam/add_cam_main.dart

@@ -256,7 +256,7 @@ class _AddCamMainState extends State<AddCamMain> {
                   child: Text(AppLocalizations.of(context)!.template)),
               TextButton(
                   onPressed: () async {
-                    saveFile();
+                    saveData();
                     _httpRequest();
                     Navigator.pushNamedAndRemoveUntil(
                         // ignore: use_build_context_synchronously
@@ -412,7 +412,12 @@ class _AddCamMainState extends State<AddCamMain> {
                 children: [
                   Align(
                     alignment: Alignment.bottomLeft,
-                    child: Standort(standortC: standortC),
+                    child: RequiredVarTextField(
+                      required: true,
+                      dbName: "Standort",
+                      textController: standortC,
+                      localization: AppLocalizations.of(context)!.altstort,
+                    ),
                   ),
                   const SizedBox(
                     height: 1,
@@ -447,6 +452,7 @@ class _AddCamMainState extends State<AddCamMain> {
                       });
                     },
                   ),
+                  RequiredVarTextField(textController: betreuungC, localization: AppLocalizations.of(context)!.betreuung, dbName: "KontSum", required: false),
                   Betreuung(betreuungC: betreuungC),
                   const SizedBox(
                     height: 20,
@@ -510,7 +516,7 @@ class _AddCamMainState extends State<AddCamMain> {
                 ],
               )),
 
-          // Second step 
+          // Second step
           Step(
               title: Text(AppLocalizations.of(context)!.secondstep),
               content: Column(
@@ -699,7 +705,7 @@ class _AddCamMainState extends State<AddCamMain> {
               ))
         ];
 
-    // Here the site is built inclusive the steps from above
+    // Here the site is built with the steps from above
     return Scaffold(
         appBar: AppBar(title: Text(AppLocalizations.of(context)!.addplace)),
         body: PageTransitionSwitcher(