docs: provide usage steps

Author: storenth

README.md

@@ -52,6 +52,16 @@ aws9-9.s11.env2.tesla.com
 ...
 ```
 
+## Install & Usage
+PyPi:
+```bash
+pip3 install --no-deps pnk
+```
+From the source code:
+```bash
+$ cat subs1.txt subs2.txt | ./src/pnk/__main__.py
+```
+
 # Constraints
 ### Feature request
 See the open [issue](https://github.com/storenth/pnk/issues/1#issue-2080221058) for the following feature requests:
@@ -68,13 +78,3 @@ aws.777v.amazon.com -> aws.777v.amazon.com
 ```
 5io5.33.ya.ru -> 0io0.00.ya.ru .. 9io9.99.ya.ru
 ```
-2. Package
-
-PyPi-test ready
-![test.pypi](misc/test-pypi.png)
-
-## Usage
-From the source code:
-```bash
-$ cat subs1.txt subs2.txt | ./src/pnk/__main__.py
-```

tests/list.txt

@@ -6,16 +6,15 @@ sub.test.ru
 test.ru
 
 https://www.aws1.drop.com/
-www.1do.do.co
+www.1do.razer.com
 rus.777.vat.co.uk
 e2e.vv2v.verizon.com
 777v.host.ai
 99v.host-us.ai
 s1-2.9s.amazon.com
-7io7.33.ya.ru
-2io4.2.do.com
 11up33.google.com
 v00up00.google.com
 s5-5.do4s.razer.com
 1a-1b1c.tutu.org.ru
 aws3-3m1.tesla.com
+7io7.v2.33.ya.ru