add composer cache

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

.gitignore

@@ -9,3 +9,4 @@ Homestead.json
 Homestead.yaml
 npm-debug.log
 .env
+.composer

Makefile

@@ -0,0 +1,4 @@
+
+install:
+	composer install --no-progress --profile --prefer-dist
+

composer.json

@@ -46,6 +46,7 @@
     "config": {
         "preferred-install": "dist",
         "sort-packages": true,
-        "optimize-autoloader": true
+        "optimize-autoloader": true,
+        "cache-dir": ".composer"
     }
 }