Update README.md

Author: v0rl0x

README.md

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-# golang-google-scraper
-Google Custom Search scraper in Go
+# Google Custom Search Scraper
+
+Simple scraper used to search google for terms and output the URLs. Useful for SQLI searching and CVE dorks.
+
+## Prerequisites
+
+- Go 1.16 or later
+- Google Custom Search API Key
+- Google Custom Search Engine ID (cx)
+
+### Options
+
+- `-q`: A single search query without the use of a file.
+- `-o`: Output file where results will be saved.
+- `-w`: Wordlist file containing multiple search queries. One query per line such as "inurl: hello"
+
+### How to use
+
+go run search.go -q "search-term" -o output.txt
+
+go run search.go -w file.txt -o output.txt