Add missing deps

Author: yoanm

.travis.yml

@@ -24,7 +24,7 @@ before_install:
   - phpenv config-rm xdebug.ini || true
 
 install:
-  - composer require symfony/http-kernel:$SYMFONY_VERSION symfony/dependency-injection:$SYMFONY_VERSION
+  - composer require symfony/http-kernel:$SYMFONY_VERSION symfony/dependency-injection:$SYMFONY_VERSION symfony/config:$SYMFONY_VERSION
   - make build
 script:
   - make test-technical

composer.json

@@ -31,11 +31,13 @@
   "require": {
     "php": ">=7.1",
     "yoanm/jsonrpc-server-sdk": "^3.0",
+    "yoanm/jsonrpc-server-doc-sdk": "^0.2",
     "yoanm/jsonrpc-params-symfony-validator-sdk": "^1.0",
     "yoanm/jsonrpc-params-symfony-constraint-doc-sdk": "^0.2",
     "yoanm/symfony-jsonrpc-http-server-doc": "^0.2",
     "symfony/http-kernel": "^3.0 || ^4.0",
-    "symfony/dependency-injection": "^3.0 || ^4.0"
+    "symfony/dependency-injection": "^3.0 || ^4.0",
+    "symfony/config": "^3.0 || ^4.0",
   },
   "require-dev": {
     "ext-json": "*",