Reducing image size; add Firebase hosting

.firebaserc

@@ -0,0 +1,5 @@
+{
+  "projects": {
+    "default": "wow-places"
+  }
+}

firebase.json

@@ -0,0 +1,39 @@
+{
+  "hosting": {
+    "public": "build",
+    "ignore": [
+      "firebase.json",
+      "**/.*",
+      "**/node_modules/**"
+    ],
+    "headers": [
+      {
+        "source": "**/*",
+        "headers": [
+          {
+            "key": "cache-control",
+            "value": "cache-control: public, max-age=0, must-revalidate"
+          }
+        ]
+      },
+      {
+        "source": "static/**",
+        "headers": [
+          {
+            "key": "cache-control",
+            "value": "public, max-age=31536000, immutable"
+          }
+        ]
+      },
+      {
+        "source": "**/*.@(css|js|ogg|mp3)",
+        "headers": [
+          {
+            "key": "cache-control",
+            "value": "public, max-age=31536000, immutable"
+          }
+        ]
+      }
+    ]
+  }
+}