new getting started page

Author: PrasanKumar93

docs/create/linux/index-linux.mdx

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+---
+id: index-linux
+title: Create a Redis database on Linux
+description: A step by step guide to create a Redis database on Linux.
+sidebar_label: Redis on Linux
+slug: /create/linux/
+authors: [prasan]
+---
+
+import Authors from '@site/src/theme/Authors';
+
+<Authors frontMatter={frontMatter} />
+
+### From the official Debian/Ubuntu APT Repository
+
+You can install recent stable versions of Redis Stack from the official packages.redis.io APT repository. The repository currently supports Debian Bullseye (11), Ubuntu Xenial (16.04), Ubuntu Bionic (18.04), and Ubuntu Focal (20.04) on x86 processors. Add the repository to the apt index, update it, and install it:
+
+```sh
+curl -fsSL https://packages.redis.io/gpg | sudo gpg --dearmor -o /usr/share/keyrings/redis-archive-keyring.gpg
+echo "deb [signed-by=/usr/share/keyrings/redis-archive-keyring.gpg] https://packages.redis.io/deb $(lsb_release -cs) main" | sudo tee /etc/apt/sources.list.d/redis.list
+sudo apt-get update
+sudo apt-get install redis-stack-server
+```
+
+### From the official RPM Feed
+
+You can install recent stable versions of Redis Stack from the official packages.redis.io YUM repository. The repository currently supports RHEL7/CentOS7, and RHEL8/Centos8. Add the repository to the repository index, and install the package.
+
+Create the file /etc/yum.repos.d/redis.repo with the following contents
+
+```
+[Redis]
+name=Redis
+baseurl=http://packages.redis.io/rpm/rhel7
+enabled=1
+gpgcheck=1
+```
+
+```sh
+curl -fsSL https://packages.redis.io/gpg > /tmp/redis.key
+sudo rpm --import /tmp/redis.key
+sudo yum install epel-release
+sudo yum install redis-stack-server
+```