Add token renewal backend

api/src/auth/AuthenticationModule.kt

@@ -9,10 +9,10 @@ import org.kodein.di.generic.instance
 fun Application.authenticationModule() {
     install(Authentication) {
         jwt {
-            val simpleJwt by kodein.instance<SimpleJWT>()
+            val simpleJwt by kodein.instance<SimpleJWT>(tag = "auth")
             verifier(simpleJwt.verifier)
             validate {
-                UserIdPrincipal(it.payload.getClaim("name").asString())
+                UserIdPrincipal(it.payload.getClaim("email").asString())
             }
         }
     }

api/src/auth/SimpleJWT.kt

@@ -4,14 +4,15 @@ import com.auth0.jwt.JWT
 import com.auth0.jwt.JWTVerifier
 import com.auth0.jwt.algorithms.Algorithm
 import java.util.*
+import java.util.concurrent.TimeUnit
 
-class SimpleJWT(secret: String) {
-    private val validityInMs = 36_000_00 * 1
+class SimpleJWT(secret: String, validity: Long, unit: TimeUnit) {
+    private val validityInMs = TimeUnit.MILLISECONDS.convert(validity, unit)
     private val algorithm = Algorithm.HMAC256(secret)
 
     val verifier: JWTVerifier = JWT.require(algorithm).build()
-    fun sign(name: String): String = JWT.create()
-        .withClaim("name", name)
+    fun sign(email: String): String = JWT.create()
+        .withClaim("email", email)
         .withExpiresAt(getExpiration())
         .sign(algorithm)