thymeleaf | Thymeleaf samples | Application Framework library

I have an spring boot app, which contains an angular front

like this:

src/main/resources/static/zanori2

Where in zanori2 I have the result of ng build some like:

index.html, index.js, favico.ico and so on

I tried this resourceHandle:

I just started working on Thymeleaf and wanted to connect a Spring Boot application with HTML using Thymeleaf. I had my "normal" controllers without Thymeleaf like this:

I'm making a sport e-commerce website using Spring Boot and Thymeleaf and in the index of products page and edit page of a particular product, I can't view the image of the product. This is how the edit a product page (inspect on Chrome) looks

Here's the HTML Code for Edit a product. The line below the current image is the one generating the error for both edit and index.

I have a list of comments. Each comment has an attribute author. And each author has a username.

I want to display a specific button only if the current user did not write a comment yet. (Which means there must be no comment in the list, where the username of the author equals user.username)

This is what it would look like in JavaScript:

I am trying to send a POST-request to a server that is configured to use Spring Security. When submitting my request, I get a 403 error. This is issue is due to CSRF protection. When disabling CSRF in my Spring Security Configuration, the POST request works fine.

I am using the fetch API to send my POST-request. This allows for specifying the HTTP-header that comes with the body containing my JSON-object that I am trying to POST. I am now trying to add the CSRF token to my HTTP-header. For this purpose, I have added the following two meta-tags to the head-section of my HTML:

I'm using enum for select options in thymeleaf and I can't see them or insert them in the database. There is nothing in the dropdown list.

When I use create action is make me a problem for update action th:value=*{name} How to set th:field values to not conflict each other.

Here is the error:

There was an unexpected error (type=Internal Server Error, status=500). Error during execution of processor 'org.thymeleaf.spring5.processor.SpringInputGeneralFieldTagProcessor' (template: "designations" - line 243, col 18)

Here is html

I created a new springboot project, the directory structure of the project is as follows： enter image description here The yml configuration is as follows:

I am working on exercises from a training program regarding Microservices and Spring Boot.

I successfully configured: (1) a Eureka server, and (2) a toll rate service which is a client of the Eureka server. This toll rate service has port number 8085

Now I am trying to configure:
(3) a third service, which will be a dashboard that consume the API data from the toll rate service (and this dashboard also registers with Eureka server). This has port number 8087

The issue is that, I am not able to display the dashboard using below code for the DashboardController.java in (3):