41 use qualified id to generate node status files

[pogmat]

@pcolt, @mfranzon: behavior of BE for qualified_id in jsons.

Scenario	Action	Serialized to JSON	Available at Runtime	Notes
qualified_id present and unique	Use as-is	Yes	Yes	Normal case - user-provided ID used everywhere
qualified_id missing	Auto-generate <node_id>_auto_<counter>	No	Yes	Backward compatible - warning logged, ID available for touch files/logs but transient
qualified_id duplicated	Throw DuplicateQualifiedIdException	N/A	N/A	Network loading fails with fatal error, main program terminates gracefully

[mfranzon]

@pcolt, @mfranzon: behavior of BE for qualified_id in jsons.

Scenario Action Serialized to JSON Available at Runtime Notes
qualified_id present and unique Use as-is Yes Yes Normal case - user-provided ID used everywhere
qualified_id missing Auto-generate <node_id>_auto_<counter> No Yes Backward compatible - warning logged, ID available for touch files/logs but transient
qualified_id duplicated Throw DuplicateQualifiedIdException N/A N/A Network loading fails with fatal error, main program terminates gracefully

LGTM!

[pogmat]

@pcolt is the following the content of touch dir that you expect for your graph?

0.running
0.succeeded
12_10.running
12_10.succeeded
12_11.running
12_11.succeeded
12_3.running
12_3.succeeded
12_5.running
12_5.succeeded
12_8.running
12_8.succeeded
12.running
12.succeeded
1.running
1.succeeded
2.running
2.succeeded
6.running
6.succeeded
9.running
9.succeeded

If it is, I'll merge the PR.

[pcolt]

@pcolt is the following the content of touch dir that you expect for your graph?

Yes, it is