Improve the README.md files by adding more details about
the PFDI specification and the implemented components.

Signed-off-by: Ziad Elhanafy <ziad.elhanafy@arm.com>

Create a docker image and add a CI job to build PFDI on both
x86 and arm64 machines.

Signed-off-by: Ziad Elhanafy <ziad.elhanafy@arm.com>

Update the README.md file to describe the platform fault
detection interface project, including libpfdi,
pfdi-sample-app, pfdi-cli and pfdi-tool.

Signed-off-by: Ziad Elhanafy <ziad.elhanafy@arm.com>
Signed-off-by: Divin Raj <divin.raj@arm.com>

This commit introduces pfdi-tool, which provides the following
operations:

- generate pfdi test config file
- validate pfdi test config file
- fix pfdi test config file
- pack pfdi test config file

These operations are used to prepare and pfdi test config to run
the pfdi-app.

Signed-off-by: Ziad Elhanafy <ziad.elhanafy@arm.com>
Signed-off-by: Divin Raj <divin.raj@arm.com>

Introduce a sample command-line interface (CLI) for PFDI,
providing the following functionalities:

 - Retrieve library and firmware versions
 - Inject errors for testing purposes
 - Display firmware test counts
 - Show Out-of-Reset (OOR) results

This tool facilitates testing and diagnostics of PFDI components.

Signed-off-by: Ziad Elhanafy <ziad.elhanafy@arm.com>
Signed-off-by: Divin Raj <divin.raj@arm.com>

This commit introduces a sample pfdi application to demonstrate
the PFDI features.

The application supports both single and periodic modes of operation,
with periodic mode enabled by default. It takes platform fault detection
config data as input.

Signed-off-by: Ziad Elhanafy <ziad.elhanafy@arm.com>
Signed-off-by: Divin Raj <divin.raj@arm.com>

This commit introduces libpfdi, a library that facilitates interaction
between user applications and the Linux device driver for platform
fault detection Interface.

It provides public APIs that allow user applications to invoke PFDI
functionalities.

Signed-off-by: Ziad Elhanafy <ziad.elhanafy@arm.com>
Signed-off-by: Divin Raj <divin.raj@arm.com>

Add a basic CI which runs a Danger job and essential codeclimate
checks.

Also add an introduction to the readme.md file.

Signed-off-by: Ziad Elhanafy <ziad.elhanafy@arm.com>

The file can be extended when needed.

Signed-off-by: Ziad Elhanafy <ziad.elhanafy@arm.com>

Signed-off-by: Ziad Elhanafy <ziad.elhanafy@arm.com>