docs: add emojis

README.md

@@ -2,15 +2,15 @@
 
 [![Go](https://github.com/ochanoco/torima/actions/workflows/go.yml/badge.svg)](https://github.com/ochanoco/torima/actions/workflows/go.yml)
 
-The easiest and solid security measures.
+The easiest and solid security measures 😎
 
 Torima is a proxy server authenticating users before access to the servicer, namely, IAP(Identity-Aware Proxy).  
-Using strong user identifiers (the default is LINE Account), Torima deters cyber attacks.
+Using strong user identifiers (the default is LINE Account), Torima deters cyber attacks 🛡️.
 
-These are...
-- Torima mitigates bot access (because the bot does not have an account coupled with the user's strong identifier in general).  
-- Torima provides the revocation features of malicious users (owing to the difficulty of making multiple accounts).  
-- Torima provides a tracking feature to hold malicious users criminally accountable.  
+These are...  
+☑️ Torima mitigates bot access (because the bot does not have an account coupled with the user's strong identifier in general).  
+☑️ Torima provides revocation features for malicious users (owing to the difficulty of making multiple accounts).  
+☑️ Torima provides a tracking feature to hold malicious users criminally accountable.  
 
 [Japanese](https://zenn.dev/ochanoco/articles/2a532b79725a41)