增加配置项与图标库

public/font-awesome/svgs-full/brands/facebook-messenger.svg

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+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 640 640"><!--! Font Awesome Free 7.1.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2025 Fonticons, Inc. --><path fill="currentColor" d="M320.6 72C180.6 72 72 174.3 72 312.6C72 384.9 101.7 447.4 150.1 490.5C158.4 498 156.7 502.4 158.1 548.7C158.2 551.9 159.1 555.1 160.7 557.9C162.3 560.7 164.6 563.1 167.4 564.8C170.2 566.5 173.3 567.6 176.5 567.8C179.7 568 183 567.5 186 566.2C238.9 543 239.6 541.2 248.6 543.6C401.8 585.8 568 487.7 568 312.6C568 174.3 460.6 72 320.6 72zM469.8 257.1L396.8 372.7C394 377 390.4 380.8 386.2 383.7C382 386.6 377.1 388.5 372.1 389.5C367.1 390.5 361.8 390.3 356.8 389.1C351.8 387.9 347.1 385.7 343 382.7L284.9 339.2C282.3 337.3 279.1 336.2 275.9 336.2C272.7 336.2 269.5 337.3 266.9 339.2L188.5 398.6C178 406.5 164.3 394 171.4 382.9L244.4 267.3C247.2 263 250.8 259.2 255 256.3C259.2 253.4 264.1 251.5 269.1 250.5C274.1 249.5 279.4 249.7 284.4 250.9C289.4 252.1 294.1 254.3 298.3 257.3L356.4 300.8C359 302.7 362.2 303.8 365.4 303.8C368.6 303.8 371.8 302.7 374.4 300.8L452.8 241.4C463.2 233.4 476.9 245.9 469.9 257z"/></svg>