feat: add support for labels when used with JFR and async-profiler's contextId (#1096)

* Add tags to java jfr with async-profiler's contextId

* updated deps

* rename Tags -> Labels, address codereview comments

* Do not depende on multipart form field order - read whole form to memory

* Fix lint issues

* tiny fix for case when contextID is missing

* add ingest unittest for jfr & labels

* disable cognitive-complexity inspection for jfr parsing function

* Address lint issues

* Update jfr-parser version

* Resolve conflicts. Fix test

* replace json with protobuf

* linter

* use smaller jfr for testing

* rm debug InstallPrefix

* mv java fibonachi example to a separate folder

* Do not fail if no tags specified

* Add rideshare java example

* linter

* Revert "linter"

This reverts commit 12a2c70.

* Revert "Add rideshare java example"

This reverts commit f70b18a.

* Revert "mv java fibonachi example to a separate folder"

This reverts commit ed249e3.

Co-authored-by: Dmitry Filimonov <[email protected]>

Author: korniltsev

pkg/convert/jfr/jfr_labels.pb.go

@@ -0,0 +1,12 @@
+syntax = "proto3";
+
+//package io.pyroscope.labels.pb;
+option go_package = "github.com/pyroscope-io/pyroscope/pkg/convert/jfr";
+
+message Context {
+  map<int64, int64> labels = 1;
+}
+message LabelsSnapshot {
+  map<int64, Context> contexts = 1;
+  map<int64, string> strings = 2;
+}