refactor: examples in repo root

[PiotrKorkus]

• link exising examples to repo root
• add bazel target to each example
• add readme

Notes for Reviewer

Pre-Review Checklist for the PR Author

• PR title is short, expressive and meaningful
• Commits are properly organized
• Relevant issues are linked in the References section
• Tests are conducted
• Unit tests are added

Checklist for the PR Reviewer

• Commits are properly organized and messages are according to the guideline
• Unit tests have been written for new behavior
• Public API is documented
• PR title describes the changes

Post-review Checklist for the PR Author

• All open points are addressed and tracked via issues

References

Closes #

[github-actions]

License Check Results

🚀 The license check job ran with the Bazel command:

bazel run //:license-check

Status: ⚠️ Needs Review

Click to expand output

[License Check Output]
Extracting Bazel installation...
Starting local Bazel server (8.3.0) and connecting to it...
INFO: Invocation ID: c4e72d88-b18d-4a95-9757-a0a04cfbb1c9
Computing main repo mapping: 
Computing main repo mapping: 
Computing main repo mapping: 
Computing main repo mapping: 
Computing main repo mapping: 
Computing main repo mapping: 
WARNING: For repository 'rules_python', the root module requires module version rules_python@1.4.1, but got rules_python@1.8.3 in the resolved dependency graph. Please update the version in your MODULE.bazel or set --check_direct_dependencies=off
WARNING: For repository 'bazel_skylib', the root module requires module version bazel_skylib@1.7.1, but got bazel_skylib@1.8.2 in the resolved dependency graph. Please update the version in your MODULE.bazel or set --check_direct_dependencies=off
WARNING: For repository 'rules_cc', the root module requires module version rules_cc@0.1.1, but got rules_cc@0.2.14 in the resolved dependency graph. Please update the version in your MODULE.bazel or set --check_direct_dependencies=off
WARNING: For repository 'aspect_rules_lint', the root module requires module version aspect_rules_lint@1.0.3, but got aspect_rules_lint@1.5.3 in the resolved dependency graph. Please update the version in your MODULE.bazel or set --check_direct_dependencies=off
WARNING: For repository 'buildifier_prebuilt', the root module requires module version buildifier_prebuilt@7.3.1, but got buildifier_prebuilt@8.2.0.2 in the resolved dependency graph. Please update the version in your MODULE.bazel or set --check_direct_dependencies=off
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Analyzing: target //:license-check (1 packages loaded, 0 targets configured)
Analyzing: target //:license-check (1 packages loaded, 0 targets configured)

Analyzing: target //:license-check (26 packages loaded, 9 targets configured)

Analyzing: target //:license-check (72 packages loaded, 9 targets configured)

Analyzing: target //:license-check (76 packages loaded, 9 targets configured)

Analyzing: target //:license-check (129 packages loaded, 2069 targets configured)

Analyzing: target //:license-check (131 packages loaded, 2519 targets configured)

Analyzing: target //:license-check (141 packages loaded, 2577 targets configured)

Analyzing: target //:license-check (141 packages loaded, 2577 targets configured)

Analyzing: target //:license-check (144 packages loaded, 2712 targets configured)

INFO: Analyzed target //:license-check (146 packages loaded, 4716 targets configured).
[11 / 17] Creating runfiles tree bazel-out/k8-opt-exec-ST-d57f47055a04/bin/external/score_tooling+/dash/tool/formatters/dash_format_converter.runfiles [for tool]; 0s local ... (2 actions running)
INFO: From Generating Dash formatted dependency file ...:
INFO: Successfully converted 209 packages from Cargo.lock to bazel-out/k8-fastbuild/bin/formatted.txt
[14 / 17] JavaToolchainCompileClasses external/rules_java+/toolchains/platformclasspath_classes; 1s disk-cache, processwrapper-sandbox
[16 / 17] [Prepa] Building license.check.license_check.jar ()
INFO: Found 1 target...
Target //:license.check.license_check up-to-date:
  bazel-bin/license.check.license_check
  bazel-bin/license.check.license_check.jar
INFO: Elapsed time: 27.241s, Critical Path: 2.87s
INFO: 17 processes: 12 internal, 4 processwrapper-sandbox, 1 worker.
INFO: Build completed successfully, 17 total actions
INFO: Running command line: bazel-bin/license.check.license_check ./formatted.txt <args omitted>
usage: org.eclipse.dash.licenses.cli.Main [-batch <int>] [-cd <url>]
       [-confidence <int>] [-ef <url>] [-excludeSources <sources>] [-help] [-lic
       <url>] [-project <shortname>] [-repo <url>] [-review] [-summary <file>]
       [-timeout <seconds>] [-token <token>]

[github-actions]

The created documentation from the pull request is available at: docu-html