feat: add translations for placeholders

public/locales/en.json

@@ -48,6 +48,12 @@
       "options": "Options",
       "heading":"My Robots",
       "new":"Create Robot",
+      "search_criteria": "Try adjusting your search criteria",
+      "placeholder": {
+        "title": "You're All Set to Start",
+        "body": "Robots you create will appear here. Click \"Create Robot\" to get started!",
+        "search": "No robots match your search"
+      },
       "modal":{
         "title":"Enter the URL",
         "login_title": "Does this website require logging in?",
@@ -90,6 +96,11 @@
       "settings":"Settings",
       "search":"Search Runs...",
       "sort_tooltip": "Click to sort",
+      "placeholder": {
+        "title": "No Runs Found",
+        "body": "This is where all your robot runs will appear. Once a robot is active, its runs will be logged here.",
+        "search":"No runs match your search"
+      },
       "notifications": {
         "no_runs": "No runs found. Please try again.",
         "delete_success": "Run deleted successfully"