chore: create variables to hitphone integration and changelog

backend/INTEGRAÇÃO-HITPHONE.MD

@@ -0,0 +1,13 @@
+# Requisitos
+
+## Variáveis de Ambiente
+
+- Definir as variáveis do Hitphone para possibilitar a integração:
+  ```env
+    CLIENT_HITPHONE_JWT_ALGORITHM="RS256"
+    CLIENT_HITPHONE_JWT_AUDIENCE="http://localhost:5174"
+    CLIENT_HITPHONE_JWT_ISSUER="http://localhost:3000"
+    CLIENT_ID_HITPHONE="asdas"dadasd
+    CLIENT_HITPHONE_SERVICE_URL="http://localhost:3333"
+    CLIENT_HITPHONE_SERVICE_KEY="sadadasd"
+  ```

backend/src/config/auth.ts

@@ -1,6 +1,20 @@
+import { readFileSync } from "fs";
+import path from "path";
+
 export default {
   secret: process.env.JWT_SECRET || "mysecret",
   expiresIn: "15m",
   refreshSecret: process.env.JWT_REFRESH_SECRET || "myanothersecret",
-  refreshExpiresIn: "7d"
+  refreshExpiresIn: "7d",
+  hitphone: {
+    jwtPublicKey: readFileSync(path.join(__dirname, "../../keys/jwtHITRS256.key.pub")),
+    jwtAlgorithm: process.env.CLIENT_HITPHONE_JWT_ALGORITHM || "RS256",
+    jwtAudience: process.env.CLIENT_HITPHONE_JWT_AUDIENCE || "AUDIENCE",
+    jwtIssuer: process.env.CLIENT_HITPHONE_JWT_ISSUER || "ISSUER",
+    teams: {
+      CLIENT_ID: process.env.CLIENT_ID_HITPHONE || "CLIENTID",
+    },
+    CLIENT_SERVICE_URL: process.env.CLIENT_HITPHONE_SERVICE_URL || "http://localhost:3333",
+    CLIENT_SERVICE_API_KEY: process.env.CLIENT_HITPHONE_SERVICE_KEY || "APIKEY",
+  }
 };