doc/user_manual.md: Fix typo

From: Srinuvasan A <srinuvasan.a@siemens.com>

Fix typo and update the image artifacts in user manual.

Signed-off-by: Srinuvasan A <srinuvasan.a@siemens.com>
---
 doc/user_manual.md | 40 ++++++++++++++++++++--------------------
 1 file changed, 20 insertions(+), 20 deletions(-)

In mail from Wednesday, 29 March 2023 11:28:07 +03 user Srinuvasan Arjunan 
wrote:
> From: Srinuvasan A <srinuvasan.a@siemens.com>
> 
> Fix typo and update the image artifacts in user manual.
> 
> Signed-off-by: Srinuvasan A <srinuvasan.a@siemens.com>
> ---
>  doc/user_manual.md | 40 ++++++++++++++++++++--------------------
>  1 file changed, 20 insertions(+), 20 deletions(-)
> 
> diff --git a/doc/user_manual.md b/doc/user_manual.md
> index 3db5eb2..a41c80e 100644
> --- a/doc/user_manual.md
> +++ b/doc/user_manual.md
> @@ -137,8 +137,8 @@ In the editor, allow the current user to run sudo
> without a password, e.g.: <user>  ALL=(ALL:ALL) NOPASSWD:ALL
>   Defaults env_keep += "ftp_proxy http_proxy https_proxy no_proxy"
>  ```
> -Replace `<user>` with your user name. Use the tab character between the
> user name and parameters. -The second line will make sure your proxy
> settings will not get lost when using `sudo`. Include it if you are in the
> unfortunate possition to having to deal with that. +Replace `<user>` with
> your username. Use the tab character between the username and parameters.
> +The second line will make sure your proxy settings will not get lost when
> using `sudo`. Include it if you are in the unfortunate position to having
> to deal with that.
> 
>  ### Check out Isar
> 
> @@ -178,8 +178,8 @@ bitbake mc:qemuarm-buster:isar-image-base \
>  The following images are created:
> 
>  ```
> -tmp/deploy/images/qemuarm/isar-image-base-qemuarm-debian-buster.ext4.img
> -tmp/deploy/images/qemuarm/isar-image-debug-qemuarm-debian-buster.ext4.img
> +tmp/deploy/images/qemuarm/isar-image-base-qemuarm-debian-buster.ext4
> +tmp/deploy/images/qemuarm/isar-image-debug-qemuarm-debian-buster.ext4
>  ```
> 
>  ### Building Target Images for Multiple Configurations
> @@ -209,10 +209,10 @@ $ bitbake \
>  Created images are:
> 
>  ```
> -tmp/deploy/images/qemuarm/isar-image-base-debian-buster-qemuarm.ext4.img
> -tmp/deploy/images/qemuarm64/isar-image-base-debian-buster-qemuarm64.ext4.im
> g -tmp/deploy/images/qemui386/isar-image-base-debian-buster-qemui386.wic.img
> -tmp/deploy/images/qemuamd64/isar-image-base-debian-buster-qemuamd64.wic.im
> g +tmp/deploy/images/qemuarm/isar-image-base-debian-buster-qemuarm.ext4
> +tmp/deploy/images/qemuarm64/isar-image-base-debian-buster-qemuarm64.ext4
> +tmp/deploy/images/qemui386/isar-image-base-debian-buster-qemui386.wic
> +tmp/deploy/images/qemuamd64/isar-image-base-debian-buster-qemuamd64.wic
> ```
> 
>  ### Generate full disk image
> @@ -238,18 +238,18 @@ enough to allow images to be testable under `qemu`.
> 
>  ```
>  # AMD64 image, EFI
> -qemu-system-x86_64 -m 256M -nographic -bios
> edk2/Build/OvmfX64/RELEASE_*/FV/OVMF.fd -hda
> tmp/deploy/images/qemuamd64/isar-image-base-debian-buster-qemuamd64.wic.img
> +qemu-system-x86_64 -m 256M -nographic -bios
> edk2/Build/OvmfX64/RELEASE_*/FV/OVMF.fd -hda
> tmp/deploy/images/qemuamd64/isar-image-base-debian-buster-qemuamd64.wic #
> i386 image
> -qemu-system-i386 -m 256M -nographic -hda
> tmp/deploy/images/qemui386/isar-image-base-debian-buster-qemui386.wic.img
> +qemu-system-i386 -m 256M -nographic -hda
> tmp/deploy/images/qemui386/isar-image-base-debian-buster-qemui386.wic ```
> 
>  #### Flashing such images to a physical device
> 
> -wic images can be flashed in multiple ways. The most generic and easy way
> is probably with [ etcher ](https://etcher.io). That works on many
> operating systems and is relatively easy to use. On top it can decompress
> images on the fly, should they be compressed. It also offers some sort of
> protection so you do not write to the wrong device and maybe break your
> machine. +wic images can be flashed in multiple ways. The most generic and
> easy way is probably with [ etcher ](https://etcher.io). That works on many
> operating systems and is relatively easy to use. On top it can decompress
> images on the fly, should they be compressed. It also offers some sort of
> protection, so you do not write to the wrong device and maybe break your
> machine.
> 
>  If you have a unix shell there are other ways. Make sure to always double
> check the target device, those tools might not warn if you choose the wrong
> target.
> 
> -`bmaptool` would be the best choice on a Linux/Unix system. It offers
> skipping of empty space and will flash much faster than `dd`, it also has
> some protection so you do not flash over a mounted drive by accident.
> Unfortunately it is not yet available on all Linux distributions.
> +`bmaptool` would be the best choice on a Linux/Unix system. It offers
> skipping of empty space and will flash much faster than `dd`, it also has
> some protection, so you do not flash over a mounted drive by accident.
> Unfortunately, it is not yet available on all Linux distributions.
> https://github.com/intel/bmap-tools
> 
>  `dd` is the most generic option, available pretty much everywhere. But here
> you really need to make sure to not write to the wrong target. @@ -262,7
> +262,7 @@ one of the supported container formats `oci`, `oci-archive`,
> `docker-archive`, Getting a container image can be the main purpose of an
> Isar configuration, but not only.
>  A container image created from an Isar configuration meant for bare-metal
> or -virtual machines can be helpfull to test certain applications which
> +virtual machines can be helpful to test certain applications which
> requirements (e.g. libraries) can be easily resolved in a containerized
> environment.
> 
> @@ -410,14 +410,14 @@ all supported configurations:
>  Some other variables include:
> 
>   - `IMAGE_INSTALL` - The list of custom packages to build and install to
> target image, please refer to relative chapter for more information. - -
> `BB_NUMBER_THREADS` - The number of `bitbake` jobs that can be run in
> parallel. Please set this option according your host CPU cores number. + -
> `BB_NUMBER_THREADS` - The number of `bitbake` jobs that can be run in
> parallel. Please set this option according to your host CPU cores number. -
> `HOST_DISTRO` - The distro to use for SDK root filesystem. This variable is
> optional. - `HOST_ARCH` - The Debian architecture of SDK root filesystem
> (e.g., `amd64`). By default set to current Debian host architecture. This
> variable is optional. - `HOST_DISTRO_APT_SOURCES` - List of apt source
> files for SDK root filesystem. This variable is optional. -
> `HOST_DISTRO_APT_PREFERENCES` - List of apt preference files for SDK root
> filesystem. This variable is optional. - `HOST_DISTRO_BOOTSTRAP_KEYS` -
> Analogously to DISTRO_BOOTSTRAP_KEYS: List of gpg key URIs used to verify
> apt bootstrap repo for the host. - `DISTRO_APT_PREMIRRORS` - The preferred
> mirror (append it to the default URI in the format `ftp.debian.org
> my.preferred.mirror`. This variable is optional. PREMIRRORS will be used
> only for the build. The final images will have the sources list as
> mentioned in DISTRO_APT_SOURCES. - - `THIRD_PARTY_APT_KEYS` - List of gpg
> key URIs used to verify apt repos for apt installation after bootstrapping
> + - `THIRD_PARTY_APT_KEYS` - List of gpg key URIs used to verify apt repos
> for apt installation after bootstrapping. - `FILESEXTRAPATHS` - The default
> directories BitBake uses when it processes recipes are initially defined by
> the FILESPATH variable. You can extend FILESPATH variable by using
> FILESEXTRAPATHS. - `FILESOVERRIDES` - A subset of OVERRIDES used by the
> build system for creating FILESPATH. The FILESOVERRIDES variable uses
> overrides to automatically extend the FILESPATH variable. -
> `IMAGER_INSTALL` -  The list of package dependencies for an imager like
> wic. @@ -861,7 +861,7 @@ You might be able to find a debianization for a
> component on the internet, i.e.
> 
>  You can write it yourself, which can be pretty easy but requires a bit of
> studying. <https://www.debian.org/doc/debian-policy/index.html>
> 
> -Isar does actually contain a helper that aims to "debianize" sources for
> your. If your package uses a build-system that Debian knows and follows the
> well known "configure", "compile", "install" scheme that debianization
> might just fit your needs without reading Debian manuals. +Isar does
> actually contain a helper that aims to "debianize" sources for you. If your
> package uses a build-system that Debian knows and follows the well known
> "configure", "compile", "install" scheme that debianization might just fit
> your needs without reading Debian manuals. If it does not fully fit your
> needs, it probably gives you a good starting point for your manual tuning.
> 
>  The shell function `deb_debianize` creates a `debian` folder. But it will
> not overwrite files that already are in WORKDIR. So you can either just
> call it to fully generate the `debian` folder. Or you combine it with
> pre-existing parts. @@ -874,7 +874,7 @@ If your customization is not about
> compiling from source there is a second way o
> 
>   - packaging binaries/files that where built outside of Isar
>   - customization of the rootfs with package-hooks
> - - pulling in dependancies (meta-packages)
> + - pulling in dependencies (meta-packages)
> 
>  The bbclass for this approach is called `dpkg-raw`.
> 
> @@ -971,7 +971,7 @@ concept.
> 
>  Isar can build 32-bit packages as part of a 64-bit image build and also
> enable the image with the necessary packages. To activate compat support,
> -set `ISAR_ENABLE_COMPAT_ARCH = "1"` in `local.conf`. This will install
> neccessary +set `ISAR_ENABLE_COMPAT_ARCH = "1"` in `local.conf`. This will
> install necessary build dependencies in the buildchroot.
> 
>  For all dpkg package recipes, Isar automatically provides a
> `<package>-compat` @@ -1049,7 +1049,7 @@ To build without using any sstate
> caching, you can use the bitbake argument ### Motivation
> 
>  Building applications for targets in ISAR takes a lot of time as they are
> built under QEMU. -SDK providing crossbuild environment will help to solve
> this problem. +SDK providing cross build environment will help to solve
> this problem.
> 
>  ### Approach
> 
> @@ -1337,7 +1337,7 @@ With the current base-apt implementation, we already
> cache all the binary packag we download and install onto the target rootfs
> and buildchroot. This is then used to generate a local-apt for offline
> build.
> 
> -Use rootfs postprocessing to parse through the the list of deb files in
> ${DEBDIR} and +Use rootfs postprocessing to parse through the list of deb
> files in ${DEBDIR} and download the corresponding Debian source file using
> "apt-get source" command. This caches the sources of all the Debian
> packages that are downloaded and installed onto the target rootfs and
> buildchroots.

Applied to next, thanks.