docs: add vhs gif

README.md

···
 
 A high-performance PayPal SOAP log parser written in C++.
 
+![gif of the program in action](https://github.com/taciturnaxolotl/soapdump/blob/main/docs/vhs.gif)
+
 ## Usage
 
 ```bash

cassette.tape

···
+Output docs/vhs.gif
+Set Shell zsh
+Sleep 1s
+Type "soapdump -h"
+Enter
+Sleep 1s
+Type "man soapdump"
+Enter
+Sleep 1s
+Enter
+Down 2
+Sleep 500ms
+Down 2
+Sleep 500ms
+Down 2
+Sleep 500ms
+Down 2
+Sleep 500ms
+Down 2
+Sleep 500ms
+Down 2
+Sleep 1200ms
+Type "q"
+Sleep 500ms
+Sleep 1s
+Type "soapdump payments.log"
+Enter
+Sleep 3.5s

src/soapdump.cpp

···
     std::cout << "    --generate-fish-completion    Generate Fish completion script\n";
     std::cout << "    --man                         Generate man page\n\n";
     std::cout << "For detailed information, field descriptions, and examples, run:\n";
-    std::cout << "    " << programName << " --man | man -l -\n";
+    std::cout << "    man " << programName << " \n";
 }
 
 void generateBashCompletion() {