refactor: Do not require traits to implement Clone

[gtema]

Replace Box<dyn Trait> with Arc<dyn Trait> and remove unnecessary
Clone and Debug requirements from backend and api traits.

[github-actions]

Bencher Report

Branch	arc
Testbed	ubuntu-latest

Click to view all benchmark results

Benchmark	Latency	Benchmark Result nanoseconds (ns) (Result Δ%)	Upper Boundary nanoseconds (ns) (Limit %)
fernet token/project	📈 view plot 🚷 view threshold	1,409.80 ns (-3.75%) Baseline: 1,464.79 ns	1,546.79 ns (91.14%)
get_fernet_token_timestamp/project	📈 view plot 🚷 view threshold	151.98 ns (-0.89%) Baseline: 153.35 ns	190.07 ns (79.96%)

🐰 View full continuous benchmarking report in Bencher

[github-actions]

🦢 Load Test Results

Goose Attack Report

Plan Overview

Action	Started	Stopped	Elapsed	Users
Increasing	26-01-04 16:43:10	26-01-04 16:43:12	00:00:02	0 → 4
Maintaining	26-01-04 16:43:12	26-01-04 16:43:43	00:00:31	4
Decreasing	26-01-04 16:43:43	26-01-04 16:43:43	00:00:00	0 ← 4

Request Metrics

Method	Name	# Requests	# Fails	Average (ms)	Min (ms)	Max (ms)	RPS	Failures/s
GET		9540	0	12.09	8	24	318.00	0.00
	Aggregated	9540	0	12.09	8	24	318.00	0.00

Response Time Metrics

Method	Name	50%ile (ms)	60%ile (ms)	70%ile (ms)	80%ile (ms)	90%ile (ms)	95%ile (ms)	99%ile (ms)	100%ile (ms)
GET		10	11	16	16	17	17	19	24
	Aggregated	10	11	16	16	17	17	19	24

Status Code Metrics

Method	Name	Status Codes
GET		9,540 [200]
	Aggregated	9,540 [200]

Transaction Metrics

Transaction	# Times Run	# Fails	Average (ms)	Min (ms)	Max (ms)	RPS	Failures/s
ListUsers
0.0	0	0	0.00	0	0	0.00	0.00
0.1	6004	0	9.53	8	17	200.13	0.00
ValidateToken
1.0	0	0	0.00	0	0	0.00	0.00
1.1	3536	0	16.52	14	25	117.87	0.00
Aggregated	9540	0	12.09	8	25	318.00	0.00

Scenario Metrics

Transaction	# Users	# Times Run	Average (ms)	Min (ms)	Max (ms)	Scenarios/s	Iterations
ListUsers	2	6002	9.53	8	17	200.07	3001.00
ValidateToken	2	3534	16.52	14	25	117.80	1767.00
Aggregated	4	9536	12.12	8	25	317.87	4768.00

Error Metrics

Method	Name	#	Error

View full report