move Integration step test

src/test/kotlin/integration/steps/given/Auth.kt

@@ -0,0 +1,26 @@
+package integration.steps.given
+
+import com.auth0.jwt.JWT
+import fr.dcproject.component.auth.jwt.JwtConfig
+import fr.dcproject.component.citizen.Citizen
+import fr.dcproject.component.citizen.CitizenRepository
+import io.ktor.http.HttpHeaders
+import io.ktor.server.testing.TestApplicationRequest
+import org.koin.core.context.GlobalContext
+
+fun TestApplicationRequest.`authenticated as`(
+    firstName: String,
+    lastName: String,
+): Citizen {
+    val username = "$firstName-$lastName".toLowerCase()
+    val repo: CitizenRepository by lazy<CitizenRepository> { GlobalContext.get().koin.get() }
+    val citizen = repo.findByUsername(username) ?: error("Cititzen not exist with username $username")
+    val jwtAsString: String = JWT.create()
+        .withIssuer("dc-project.fr")
+        .withClaim("id", citizen.user.id.toString())
+        .sign(JwtConfig.algorithm)
+
+    addHeader(HttpHeaders.Authorization, "Bearer $jwtAsString")
+
+    return citizen
+}