change q params for response

app/controllers/jobs_controller.rb

@@ -3,7 +3,7 @@ class JobsController < ApplicationController
   before_action :find_user, only: :apply_available
 
   def index
-    @search = params[:search] || "*:*"
+    @search = params[:search] || ":"
     if params[:city_id]
       @city = City.find(params[:city_id])
       @jobs = @city.jobs

app/services/solr_service.rb

@@ -37,7 +37,7 @@ class SolrService
     # city = @city.present? ? "city:\"#{escape_str(@city.name)}\"" : ""
     # industry = @industry.present? ? "industry:\"#{escape_str(@industry.name)}\"" : ""
     response = @solr.get "select", params: {
-      q: "#{params}",
+      q: "*#{params}*",
       # fq: [industry, city],
       rows: Job.count
     }