docs: add brew as installation method (#27)

* docs: add brew as installation method

* add sections

Author: aquamatthias

README.md

@@ -5,16 +5,27 @@ Read infrastructure data from your cloud ☁️ and export it to a SQL database
 
 ## Installation
 
-Python 3.9 or higher is required.
+### Install via homebrew
 
-You can install Cloud2SQL using:
+This is the easiest way to install Cloud2SQL. 
+Please note, that the installation process will take a couple of minutes.
+
+```bash
+brew install someengineering/tap/cloud2sql
+```
+
+### Install via Python pip
+
+Alternatively you can install Cloud2SQL as Python package, where Python 3.9 or higher is required.
+
+If you only need support for a specific database, instead of `cloud2sql[all]` you can choose between `cloud2sql[snowflake]`, `cloud2sql[parquet]`, `cloud2sql[postgresql]`, `cloud2sql[mysql]`.
 
 ```bash
 pip3 install --user "cloud2sql[all]"
 ```
 
 This will install the executable to the user install directory of your platform. Please make sure this installation directory is listed in `PATH`.
-If you only require support for a specific database, instead of `cloud2sql[all]` you can choose between `cloud2sql[snowflake]`, `cloud2sql[parquet]`, `cloud2sql[postgresql]`, `cloud2sql[mysql]`.
+
 
 ## Usage