Update the installation guide to reflect increased RAM requirements

[ericbsd]

• Updated minimum RAM requirement across sections from 4GB to 8GB for reliable installation and VM usage.
• Added note explaining potential issues with lower RAM configurations.
• Adjusted example commands and configurations to align with updated RAM recommendations.

Summary by Sourcery

Increase documented RAM requirement from 4GB to 8GB for reliable installation and VM usage

Documentation:

• Updated minimum RAM requirement from 4GB to 8GB across system requirements and virtualization sections
• Added note warning about potential installation issues on systems with less than 8GB RAM
• Adjusted example commands and VM configuration settings to reflect the new 8GB recommendation

[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

This PR updates the installation guide by raising all RAM references from 4 GB to 8 GB for both physical and virtual installs, adds a note about potential low-RAM issues, and aligns example commands and VM configurations accordingly.

File-Level Changes

Change	Details	Files
Increase RAM requirements from 4 GB to 8 GB across guide	Replace system requirement bullet from 4 GiB to 8 GiB Update VM minimum RAM bullet to 8 GB Modify QEMU example flag from -m 4096 to -m 8192 Adjust Proxmox memory spec to 8 GB Change VirtualBox RAM recommendation to 8 GB (8192 MB)	user/installation-guide/getting-started.md
Add explanatory note about low-RAM installation issues	Insert bolded note stating 8 GiB is recommended for reliable installation Explain potential problems on systems with 4 GiB or less due to video buffer and installer memory	user/installation-guide/getting-started.md

---

Tips and commands

Interacting with Sourcery

• Trigger a new review: Comment @sourcery-ai review on the pull request.
• Continue discussions: Reply directly to Sourcery's review comments.
• Generate a GitHub issue from a review comment: Ask Sourcery to create an
  issue from a review comment by replying to it. You can also reply to a
  review comment with @sourcery-ai issue to create an issue from it.
• Generate a pull request title: Write @sourcery-ai anywhere in the pull
  request title to generate a title at any time. You can also comment
  @sourcery-ai title on the pull request to (re-)generate the title at any time.
• Generate a pull request summary: Write @sourcery-ai summary anywhere in
  the pull request body to generate a PR summary at any time exactly where you
  want it. You can also comment @sourcery-ai summary on the pull request to
  (re-)generate the summary at any time.
• Generate reviewer's guide: Comment @sourcery-ai guide on the pull
  request to (re-)generate the reviewer's guide at any time.
• Resolve all Sourcery comments: Comment @sourcery-ai resolve on the
  pull request to resolve all Sourcery comments. Useful if you've already
  addressed all the comments and don't want to see them anymore.
• Dismiss all Sourcery reviews: Comment @sourcery-ai dismiss on the pull
  request to dismiss all existing Sourcery reviews. Especially useful if you
  want to start fresh with a new review - don't forget to comment
  @sourcery-ai review to trigger a new review!

Customizing Your Experience

Access your dashboard to:

• Enable or disable review features such as the Sourcery-generated pull request
  summary, the reviewer's guide, and others.
• Change the review language.
• Add, remove or edit custom review instructions.
• Adjust other review settings.

Getting Help

• Contact our support team for questions or feedback.
• Visit our documentation for detailed guides and information.
• Keep in touch with the Sourcery team by following us on X/Twitter, LinkedIn or GitHub.

[sourcery-ai]

Hey there - I've reviewed your changes and they look great!

---

Sourcery is free for open source - if you like our reviews please consider sharing them ✨

• X
• Mastodon
• LinkedIn
• Facebook

_{Help me be more useful! Please click 👍 or 👎 on each comment and I'll use the feedback to improve your reviews.}