[rp-reporter] Add Dockerfile

Add possibility to define extra tags when uploading the job

```
rp-reporter report-job <job-url> --tag mosk_version:mosk-25.2 --tag bm:432
```

Related-Prod: PRODX-53829

Change-Id: I3ff1e3c1dc5eda2b6680b957502216417c66b180
diff --git a/rp_reporter/pyproject.toml b/rp_reporter/pyproject.toml
new file mode 100644
index 0000000..8cf3256
--- /dev/null
+++ b/rp_reporter/pyproject.toml
@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools>=61.0"]
+build-backend = "setuptools.build_meta"
\ No newline at end of file