Add clone instructions to readme

README.md

@@ -1,6 +1,8 @@
 Requires Node 12+
 
 ```sh
+git clone https://git.chuckdries.com/chuckdries/lead-deduplication
+cd lead-deduplication
 npm i # install dependencies
 node index.js # run script
 ```

index.js

@@ -119,3 +119,6 @@ console.log("records processed:", leads.length);
 console.log("collisions:", collisions.length);
 console.log("output leads:", Object.keys(leadsById).length);
 console.log("leads written to deduplicatedLeads.json");
+
+// // uncomment for more information about deduplication
+// console.log("collisions", collisions);