✨ account: add 4337 utils functions

[qd-qd]

Account now inherit from the BaseAccount contract. The entryPoint address is now exposed as recommend by the 4337 specification

[github-actions]

Changes to gas cost

Generated at commit: 718e6c52d6e75669d987beb0e1d8d9f5ec674025, compared to commit: 2390abd72222f738fe0906af94929431768e1910

🧾 Summary (20% most significant diffs)

Contract	Method	Avg (+/-)	%
Account	getSigner(bytes32)	+33 ❌	+2.40%
SignerVaultWebAuthnP256R1TestWrapper	tryGet	+162 ❌	+1.99%

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Full diff report 👇

Contract	Deployment Cost (+/-)	Method	Min (+/-)	%	Avg (+/-)	%	Median (+/-)	%	Max (+/-)	%	# Calls (+/-)
Account	562,045 (+156,181)	addFirstSigner entryPoint getSigner(bytes) getSigner(bytes32) webAuthnVerifier	397 (+22) 223 (-3) 1,882 (+33) 1,406 (+33) 249 (+22)	+5.87% -1.33% +1.78% +2.40% +9.69%	20,658 (+22) 223 (-3) 4,882 (+33) 1,406 (+33) 249 (+22)	+0.11% -1.33% +0.68% +2.40% +9.69%	10,070 (+22) 223 (-3) 4,882 (+33) 1,406 (+33) 249 (+22)	+0.22% -1.33% +0.68% +2.40% +9.69%	69,770 (+22) 223 (-3) 7,882 (+33) 1,406 (+33) 249 (+22)	+0.03% -1.33% +0.42% +2.40% +9.69%	60 (0) 2 (+1) 2 (0) 2 (0) 1 (0)
SignerVaultWebAuthnP256R1TestWrapper	1,461,927 (0)	get has(bytes) tryGet	1,887 (0) 1,691 (0) 8,318 (+162)	0.00% 0.00% +1.99%	4,899 (+12) 3,702 (+12) 8,318 (+162)	+0.25% +0.33% +1.99%	4,899 (+12) 3,702 (+12) 8,318 (+162)	+0.25% +0.33% +1.99%	7,911 (+24) 5,713 (+24) 8,318 (+162)	+0.30% +0.42% +1.99%	2 (0) 2 (0) 1 (0)
AccountFactory	1,397,025 (+160,484)	createAndInitAccount getAddress	5,272 (+45) 4,410 (+45)	+0.86% +1.03%	151,358 (+99) 4,410 (+45)	+0.07% +1.03%	177,704 (+112) 4,410 (+45)	+0.06% +1.03%	217,522 (+112) 4,410 (+45)	+0.05% +1.03%	10 (0) 12 (0)
AccountFactoryMultiSteps	1,476,133 (+160,484)	createAccount createAndInitAccount getAddress	4,710 (+45) 177,682 (+112) 4,433 (+45)	+0.96% +0.06% +1.03%	127,921 (+86) 177,682 (+112) 4,433 (+45)	+0.07% +0.06% +1.03%	142,167 (+90) 177,682 (+112) 4,433 (+45)	+0.06% +0.06% +1.03%	142,167 (+90) 177,682 (+112) 4,433 (+45)	+0.06% +0.06% +1.03%	10 (0) 1 (0) 3 (0)
AccountFactoryTestWrapper	1,440,886 (+158,885)	checkAccountExistence getAddress	4,679 (+45) 4,434 (+45)	+0.97% +1.03%	6,352 (+45) 4,434 (+45)	+0.71% +1.03%	7,189 (+45) 4,434 (+45)	+0.63% +1.03%	7,189 (+45) 4,434 (+45)	+0.63% +1.03%	3 (0) 1 (0)
ERC1967Proxy	99,705 (0)	addFirstSigner	30,357 (+22)	+0.07%	39,201 (+22)	+0.06%	30,357 (+22)	+0.07%	70,157 (+22)	+0.03%	9 (0)

[github-actions]

LCOV of commit 3051de6 during Tests #59

Summary coverage rate:
  lines......: 81.0% (51 of 63 lines)
  functions..: 95.5% (21 of 22 functions)
  branches...: no data found

Files changed coverage rate:
                                   |Lines       |Functions  |Branches    
  Filename                         |Rate     Num|Rate    Num|Rate     Num
  =======================================================================
  src/Account.sol                  | 100%      6|80.0%     5|    -      0
  src/AccountFactory.sol           |93.8%     16| 100%     4|    -      0