add: script to generate thumbnails

data/meals.json

@@ -1,6 +1,12 @@
 [
   {
     "id": "01",
+    "thumbnail": {
+      "focus": {
+        "x": 0.35,
+        "y": 0.5
+      }
+    },
     "position": "left center",
     "title": "sf on $10",
     "description": "this was so not real i can't believe technically u paid for our first meal back. calmluh 3 years after. first hang !!!! pork buns were yummy 7/10"
@@ -12,6 +18,12 @@
   },
   {
     "id": "03",
+    "thumbnail": {
+      "focus": {
+        "x": 0.5,
+        "y": 0.35
+      }
+    },
     "position": "top center",
     "title": "aloha fresh",
     "description": "we fucking love this place 10/10 i love poke i should have never quit pokehouse"
@@ -23,6 +35,12 @@
   },
   {
     "id": "05",
+    "thumbnail": {
+      "focus": {
+        "x": 0.5,
+        "y": 0.35
+      }
+    },
     "position": "top center",
     "title": "sizzling lunch",
     "description": "better than pepper lunch. server was being a little bitchy but i would be too if i was the only one working the front. 8/10"