fixed push notifications and auth modified

backend/src/main/java/dev/ksan/etfoglasiserver/config/JwtFilter.java

@@ -3,6 +3,7 @@ package dev.ksan.etfoglasiserver.config;
 import dev.ksan.etfoglasiserver.service.JWTService;
 import dev.ksan.etfoglasiserver.service.MyUserDetailsService;
 import dev.ksan.etfoglasiserver.service.UserService;
+import io.jsonwebtoken.JwtException;
 import jakarta.servlet.FilterChain;
 import jakarta.servlet.ServletException;
 import jakarta.servlet.http.HttpServletRequest;
@@ -36,7 +37,12 @@ public class JwtFilter extends OncePerRequestFilter {
 
         if (authHeader != null && authHeader.startsWith("Bearer ")) {
             token = authHeader.substring(7);
-            username = jwtService.extractEmail(token);
+            try {
+                username = jwtService.extractEmail(token);
+            } catch (JwtException e) {
+                // expired, malformed, or otherwise invalid token - treat as unauthenticated
+                username = null;
+            }
         }
 
         if (username != null && SecurityContextHolder.getContext().getAuthentication() == null) {

backend/src/main/java/dev/ksan/etfoglasiserver/service/JWTService.java

@@ -1,17 +1,13 @@
 package dev.ksan.etfoglasiserver.service;
 
-import dev.ksan.etfoglasiserver.model.User;
 import io.jsonwebtoken.Claims;
 import io.jsonwebtoken.Jwts;
-import java.security.NoSuchAlgorithmException;
 import java.util.*;
 import java.util.function.Function;
-import javax.crypto.KeyGenerator;
 import javax.crypto.SecretKey;
 
 import io.jsonwebtoken.io.Decoders;
 import io.jsonwebtoken.security.Keys;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.security.core.userdetails.UserDetails;
 import org.springframework.stereotype.Service;
@@ -29,7 +25,7 @@ public class JWTService {
 
 
     return Jwts.builder().claims().add(claims).subject(email)
-            .issuedAt(new Date(System.currentTimeMillis())).expiration(new Date(System.currentTimeMillis()+60*60*300))
+            .issuedAt(new Date(System.currentTimeMillis())).expiration(new Date(System.currentTimeMillis()+1000L*60*60*24*60))
             .and().signWith(getKey()).compact();
   }