docs: add installation guide via packages

Signed-off-by: Rakshit Gondwal <rakshitgondwal3@gmail.com>

README.md

@@ -14,8 +14,58 @@ It has SRE experience codified into its analyzers and helps to pull out the most
 
 ## Installation
 
-### Linux/Mac via brew
 
+### Linux
+
+#### For Ubuntu/Debian/Mint:
+
+**32 bit:**
+- Download package: [k8sgpt_386.deb](https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.1.8/k8sgpt_386.deb)
+
+```
+sudo dpkg -i k8sgpt_386.deb
+```
+**64 bit:**
+- Download package: [k8sgpt_amd64.deb](https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.1.8/k8sgpt_amd64.deb)
+
+```
+sudo dpkg -i k8sgpt_amd64.deb
+```
+
+#### For RedHat/CentOS/Fedora:
+
+**32 bit:**
+- Download package: [k8sgpt_386.rpm](https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.1.8/k8sgpt_386.rpm)
+
+```
+sudo rpm -ivh k8sgpt_386.rpm
+```
+**64 bit:**
+- Download package: [k8sgpt_amd64.rpm](https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.1.8/k8sgpt_amd64.rpm)
+
+```
+sudo rpm -ivh -i k8sgpt_amd64.rpm
+```
+
+#### For Alpine:
+
+**32 bit:**
+- Download package: [k8sgpt_386.apk](https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.1.8/k8sgpt_386.apk)
+
+```
+apk add k8sgpt_386.apk
+```
+**64 bit:**
+- Download package: [k8sgpt_amd64.apk](https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.1.8/k8sgpt_amd64.apk)
+
+```
+apk add k8sgpt_amd64.apk
+```
+
+
+### Mac
+
+##### Using Brew
 ```
 brew tap k8sgpt-ai/k8sgpt
 brew install k8sgpt