A cookie with "SameSite=Strict" will only be sent with a same-site request.
A cookie with "SameSite=Lax" will be sent with a same-site request, or a cross-site top-level navigation with a "safe" HTTP method.
A cookie with "SameSite=None" will be sent with both same-site and cross-site requests.

document.cookie = "safeCookie1=foo; SameSite=Lax"; 
document.cookie = "safeCookie2=foo";  
document.cookie = "crossCookie=bar; SameSite=None; Secure";

response.setHeader("Set-Cookie", "Test1=TestCookieValue1;   Secure; SameSite=None");
response.addHeader("Set-Cookie", "Test2=TestCookieValue2;  Secure;  SameSite=None");
response.addHeader("Set-Cookie", "Test3=TestCookieValue3;   Secure; SameSite=None");

ResponseCookie cookie = ResponseCookie.from("sameSiteCookie", "sameSiteCookieValue")
            .domain("ifuwanna.tistory.com") 
            .sameSite("None")
            .secure(true)
            .path("/")
            .build();
response.addHeader('Set-Cookie', cookie.toString());

public class CookieAttributeFilter implements Filter{
	
	
	@Override
        public void doFilter(ServletRequest request, ServletResponse response,
                FilterChain chain) throws IOException, ServletException {
		
		HttpServletResponse httpServletResponse = (HttpServletResponse) response;
		chain.doFilter(request, response);
		log.info("CookieAttributeFilter");		
		addSameSite(httpServletResponse , "None"); 
		
	}
	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
		// TODO Auto-generated method stub
	}
	@Override
	public void destroy() {
		// TODO Auto-generated method stub	
	}	
	
        private void addSameSite(HttpServletResponse response, String sameSite) {
    	
        Collection<String> headers = response.getHeaders(HttpHeaders.SET_COOKIE);
        boolean firstHeader = true;
        for (String header : headers) { // there can be multiple Set-Cookie attributes
            if (firstHeader) {
                response.setHeader(HttpHeaders.SET_COOKIE, String.format("%s; Secure; %s", header, "SameSite=" + sameSite));
                firstHeader = false;
                continue;
            }
            response.addHeader(HttpHeaders.SET_COOKIE, String.format("%s; Secure; %s", header, "SameSite=" + sameSite));
        }
        
    }
	
}

<Context>
    ...
    <CookieProcessor sameSiteCookies="none"/>
</Context>

Header always edit Set-Cookie (.*) "$1; Secure; SameSite=None;"

location / {
    # your usual config ...
    # hack, set all cookies to secure, httponly and samesite (strict or lax)
    proxy_cookie_path / "/; secure; SameSite=None";
}