docs: update README.md

docs: update README.md, change shell to sh

docs: update README.md

docs: update README.md

README.md

@@ -1,80 +1,46 @@
-## url-probe
-### that the tool is guarding or watching over URLs to ensure their availability and performance
-
-###
-
-<div align="center">
-  <img src="https://cdn.jsdelivr.net/gh/devicons/devicon/icons/go/go-original.svg" height="200" alt="go logo"  />
-</div>
-
-###
-
-
-- a simple command-line tool in golang which is checking url health and performance 
-- provides a command-line interface for checking url health and performance
-
-## project structure:
-
-```go
-.
-├── core
-│   ├── args.go
-│   ├── core.go
-│   └── reader.go
-├── go.mod
-├── go.sum
-├── main.go
-├── README.md
-└── tests
-    ├── args_test.go
-    ├── core_test.go
-    ├── probe_test.go
-    └── reader_test.go
-```
-
-## installation
+## Installation
 
-```shell
+```sh
 git clone https://github.com/kenjitheman/url-probe
 ```
 
-## usage
+## Usage
 
-```
+```sh
 go build
 ```
 
-- using command line arguments:
+- Using command line arguments:
 
 ```sh
 ./url-probe https://example.com https://example2.com
 ```
 
-- using csv as a source:
+- Using csv as a source:
 
 ```sh
 ./url-probe -source=csv -file=urls.csv
 ```
 
-- using json as a source:
+- Using json as a source:
 
 ```sh
 ./url-probe -source=json -file=urls.json
 ```
 
-- using txt as a source:
+- Using txt as a source:
 
 ```sh
 ./url-probe -source=txt -file=urls.txt
 ```
 
-## contributing
+## Contributing
 
-- pull requests are welcome, for major changes, please open an issue first to
-  discuss what you would like to change
+- Pull requests are welcome, for major changes, please open an issue first to
+  discuss what you would like to change.
 
-- please make sure to update tests as appropriate
+- Please make sure to update tests as appropriate.
 
-## license
+## License
 
 - [MIT](https://choosealicense.com/licenses/mit/)