Update cheatsheets

tldr/linux/lspci

@@ -12,7 +12,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 `lspci`
 
-- Display additional info:
+- Display additional information (Note: the `-v` flag can be repeated to increase verbosity):
 
 `lspci -v`
 

tldr/linux/mount.steamos

@@ -0,0 +1,25 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# mount.steamos
+
+> Mount or unmount SteamOS filesystem partitions.
+> More information: <https://gitlab.com/users/evlaV/projects>.
+
+- Mount all necessary partitions from a device to a target directory:
+
+`sudo mount.steamos {{/dev/sdX}} {{/mnt}}`
+
+- Mount with options to exclude specific partitions (e.g. `/home`, overlays):
+
+`sudo mount.steamos {{[-o|--options]}} nohome,nooverlay {{/dev/sdX}} {{/mnt}}`
+
+- Unmount all partitions mounted under a target directory:
+
+`sudo mount.steamos -u {{/mnt}}`
+
+- Display help:
+
+`mount.steamos {{[-h|--help]}}`

tldr/linux/steamos-boot-install

@@ -0,0 +1,12 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# steamos-boot-install
+
+> This command is an alias of `steamos-finalize-install`.
+
+- View documentation for the original command:
+
+`tldr steamos-finalize-install`

tldr/linux/steamos-devmode

@@ -0,0 +1,22 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# steamos-devmode
+
+> Enable SteamOS developer mode.
+> Note: Developer mode disables read-only protections and initializes the package manager.
+> More information: <https://gitlab.com/users/evlaV/projects>.
+
+- Enable developer mode:
+
+`sudo steamos-devmode enable`
+
+- Enable developer mode without confirmation prompt:
+
+`sudo steamos-devmode enable --no-prompt`
+
+- Check if developer mode is currently enabled:
+
+`sudo steamos-devmode status`

tldr/linux/steamos-finalize-install

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# steamos-finalize-install
+
+> Complete a SteamOS installation by setting up bootloaders and applying system updates.
+> More information: <https://gitlab.com/users/evlaV/projects>.
+
+- Finalize the installation:
+
+`sudo steamos-finalize-install`
+
+- Finalize without updating bootloaders or kernel:
+
+`sudo steamos-finalize-install --no-bootloaders --no-kernel`
+
+- Skip all migration steps:
+
+`sudo steamos-finalize-install --no-migrate`
+
+- Set a specific root hash during finalization:
+
+`sudo steamos-finalize-install --roothash {{hash}}`
+
+- Force system migration steps regardless of environment:
+
+`sudo steamos-finalize-install --force`

tldr/linux/zsync

@@ -0,0 +1,31 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# zsync
+
+> Partial/differential file downloader.
+> HTTPS is not supported - use HTTP URLs only.
+> See also: `rsync`.
+> More information: <https://manned.org/zsync>.
+
+- Download a file using a `.zsync` control file:
+
+`zsync {{path/to/url.zsync}}`
+
+- Use a local file as a seed to avoid re-downloading unchanged parts:
+
+`zsync -i {{path/to/existing_file}} {{path/to/url.zsync}}`
+
+- Save the updated file under a specific name:
+
+`zsync -i {{path/to/existing_file}} -o {{path/to/new_file}} {{path/to/url.zsync}}`
+
+- Resume a partial download and keep the temporary file:
+
+`zsync -k {{path/to/url.zsync}}`
+
+- Run in quiet mode with minimal output (no progress bar, download rate, or ETA display):
+
+`zsync -q {{path/to/url.zsync}}`