Add new function to add endpoint

[estringana]

Description

Reviewer checklist

• Test coverage seems ok.
• Appropriate labels assigned.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 61.85%. Comparing base (adcd254) to head (e74fea9).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3381      +/-   ##
==========================================
+ Coverage   61.73%   61.85%   +0.12%     
==========================================
  Files         141      141              
  Lines       12481    12481              
  Branches     1630     1630              
==========================================
+ Hits         7705     7720      +15     
+ Misses       4055     4041      -14     
+ Partials      721      720       -1     

see 3 files with indirect coverage changes

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[pr-commenter]

Benchmarks [ tracer ]

Benchmark execution time: 2025-08-27 10:09:49

Comparing candidate commit 96601ba in PR branch estringana/collect-framework-endpoints with baseline commit a98d2b7 in branch master.

Found 0 performance improvements and 7 performance regressions! Performance is the same for 170 metrics, 1 unstable metrics.

scenario:ContextPropagationBench/benchInject64Bit

• 🟥 execution_time [+668.008ns; +905.992ns] or [+8.831%; +11.978%]

scenario:MessagePackSerializationBench/benchMessagePackSerialization

• 🟥 execution_time [+8.818µs; +9.702µs] or [+8.420%; +9.263%]

scenario:MessagePackSerializationBench/benchMessagePackSerialization-opcache

• 🟥 execution_time [+2.378µs; +3.802µs] or [+2.156%; +3.449%]

scenario:SamplingRuleMatchingBench/benchRegexMatching1

• 🟥 execution_time [+741.281ns; +975.519ns] or [+11.005%; +14.482%]

scenario:SamplingRuleMatchingBench/benchRegexMatching2

• 🟥 execution_time [+678.354ns; +923.246ns] or [+9.989%; +13.595%]

scenario:SamplingRuleMatchingBench/benchRegexMatching3

• 🟥 execution_time [+661.828ns; +914.772ns] or [+9.670%; +13.366%]

scenario:SamplingRuleMatchingBench/benchRegexMatching4

• 🟥 execution_time [+581.380ns; +797.420ns] or [+8.527%; +11.696%]