feat: implemented smtp service;

feat: implemented registration emails;
fix: config variables for password length used the same env variable;
refactor: all available config variables added to docker-compose.yml

docker-compose.yml

@@ -16,10 +16,34 @@ services:
       timeout: 10s
       retries: 3 
     environment:
+      ENVIRONMENT: ${ENVIRONMENT}
+      HOSTNAME: ${HOSTNAME}
+      PORT: ${PORT}
       POSTGRES_URL: ${POSTGRES_URL}
       REDIS_URL: ${REDIS_URL}
       MINIO_URL: ${MINIO_URL}
-      ENVIRONMENT: ${ENVIRONMENT}
+      JWT_ALGORITHM: ${JWT_ALGORITHM}
+      JWT_SECRET: ${JWT_SECRET}
+      JWT_ISSUER: ${JWT_ISSUER}
+      JWT_AUDIENCE: ${JWT_AUDIENCE}
+      JWT_EXP_ACCESS: ${JWT_EXP_ACCESS}
+      JWT_EXP_REFRESH: ${JWT_EXP_REFRESH}
+      SMTP_ENABLED: ${SMTP_ENABLED}
+      SMTP_SERVER: ${SMTP_SERVER}
+      SMTP_PORT: ${SMTP_PORT}
+      SMTP_USER: ${SMTP_USER}
+      SMTP_PASSWORD: ${SMTP_PASSWORD}
+      SMTP_FROM: ${SMTP_FROM}
+      SMTP_USE_TLS: ${SMTP_USE_TLS}
+      SMTP_USE_SSL: ${SMTP_USE_SSL}			
+      SMTP_TIMEOUT: ${SMTP_TIMEOUT}
+      PASSWORD_MIN_LENGTH: ${PASSWORD_MIN_LENGTH}
+      PASSWORD_MAX_LENGTH: ${PASSWORD_MAX_LENGTH}
+      PASSWORD_CHECK_NUMBER: ${PASSWORD_CHECK_NUMBER}
+      PASSWORD_CHECK_CHARAC: ${PASSWORD_CHECK_CHARAC}
+      PASSWORD_CHECK_CASES: ${PASSWORD_CHECK_CASES}
+      PASSWORD_CHECK_SYMBOL: ${PASSWORD_CHECK_SYMBOL}
+      PASSWORD_CHECK_LEAKED: ${PASSWORD_CHECK_LEAKED}
     ports:
       - "8080:8080"
     networks: