From bb8f4bb6a20b19b5977a9cd436050c01b141616d Mon Sep 17 00:00:00 2001
From: Sosthene <contact@sosthene.net>
Date: Mon, 25 Aug 2025 21:43:47 +0200
Subject: [PATCH] remove sdk_common dependency and simplify code

---
 Cargo.lock  | 544 +++-------------------------------------------------
 Cargo.toml  |   4 +-
 src/main.rs |  32 ++--
 3 files changed, 38 insertions(+), 542 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index c355a1c..e6833ce 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "aead"
@@ -11,16 +11,6 @@ dependencies = [
  "generic-array",
 ]
 
-[[package]]
-name = "aead"
-version = "0.5.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d122413f284cf2d62fb1b7db97e02edb8cda96d769b16e443a4f6195e35662b0"
-dependencies = [
- "crypto-common",
- "generic-array",
-]
-
 [[package]]
 name = "aes"
 version = "0.6.0"
@@ -29,18 +19,7 @@ checksum = "884391ef1066acaa41e766ba8f596341b96e93ce34f9a43e7d24bf0a0eaf0561"
 dependencies = [
  "aes-soft",
  "aesni",
- "cipher 0.2.5",
-]
-
-[[package]]
-name = "aes"
-version = "0.8.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b169f7a6d4742236a0a00c541b845991d0ac43e546831af1249753ab4c3aa3a0"
-dependencies = [
- "cfg-if 1.0.0",
- "cipher 0.4.4",
- "cpufeatures",
+ "cipher",
 ]
 
 [[package]]
@@ -49,25 +28,11 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5278b5fabbb9bd46e24aa69b2fdea62c99088e0a950a9be40e3e0101298f88da"
 dependencies = [
- "aead 0.3.2",
- "aes 0.6.0",
- "cipher 0.2.5",
- "ctr 0.6.0",
- "ghash 0.3.1",
- "subtle",
-]
-
-[[package]]
-name = "aes-gcm"
-version = "0.10.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "831010a0f742e1209b3bcea8fab6a8e149051ba6099432c8cb2cc117dec3ead1"
-dependencies = [
- "aead 0.5.2",
- "aes 0.8.4",
- "cipher 0.4.4",
- "ctr 0.9.2",
- "ghash 0.5.1",
+ "aead",
+ "aes",
+ "cipher",
+ "ctr",
+ "ghash",
  "subtle",
 ]
 
@@ -77,7 +42,7 @@ version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "be14c7498ea50828a38d0e24a765ed2effe92a705885b57d029cd67d45744072"
 dependencies = [
- "cipher 0.2.5",
+ "cipher",
  "opaque-debug",
 ]
 
@@ -87,19 +52,10 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea2e11f5e94c2f7d386164cc2aa1f97823fed6f259e486940a71c174dd01b0ce"
 dependencies = [
- "cipher 0.2.5",
+ "cipher",
  "opaque-debug",
 ]
 
-[[package]]
-name = "aho-corasick"
-version = "1.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
-dependencies = [
- "memchr",
-]
-
 [[package]]
 name = "android-tzdata"
 version = "0.1.1"
@@ -317,7 +273,7 @@ dependencies = [
  "rand 0.7.3",
  "serde",
  "serde_json",
- "sha2 0.9.9",
+ "sha2",
 ]
 
 [[package]]
@@ -403,17 +359,6 @@ version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1505bd5d3d116872e7271a6d4e16d81d0c8570876c8de68093a09ac269d8aac0"
 
-[[package]]
-name = "atty"
-version = "0.2.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
-dependencies = [
- "hermit-abi 0.1.19",
- "libc",
- "winapi",
-]
-
 [[package]]
 name = "autocfg"
 version = "1.4.0"
@@ -438,30 +383,6 @@ version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
-[[package]]
-name = "base64"
-version = "0.21.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
-
-[[package]]
-name = "bech32"
-version = "0.9.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d86b93f97252c47b41663388e6d155714a9d0c398b99f1005cbc5f978b29f445"
-
-[[package]]
-name = "bech32"
-version = "0.10.0-beta"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "98f7eed2b2781a6f0b5c903471d48e15f56fb4e1165df8a9a2337fd1a59d45ea"
-
-[[package]]
-name = "bimap"
-version = "0.6.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "230c5f1ca6a325a32553f8640d31ac9b49f2411e901e427570154868b46da4f7"
-
 [[package]]
 name = "bincode"
 version = "1.3.3"
@@ -471,42 +392,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "bitcoin"
-version = "0.31.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6c85783c2fe40083ea54a33aa2f0ba58831d90fcd190f5bdc47e74e84d2a96ae"
-dependencies = [
- "base64 0.21.7",
- "bech32 0.10.0-beta",
- "bitcoin-internals",
- "bitcoin_hashes",
- "hex-conservative",
- "hex_lit",
- "secp256k1",
- "serde",
-]
-
-[[package]]
-name = "bitcoin-internals"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9425c3bf7089c983facbae04de54513cce73b41c7f9ff8c845b54e7bc64ebbfb"
-dependencies = [
- "serde",
-]
-
-[[package]]
-name = "bitcoin_hashes"
-version = "0.13.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1930a4dabfebb8d7d9992db18ebe3ae2876f0a305fab206fd168df931ede293b"
-dependencies = [
- "bitcoin-internals",
- "hex-conservative",
- "serde",
-]
-
 [[package]]
 name = "bitflags"
 version = "1.3.2"
@@ -531,7 +416,7 @@ dependencies = [
  "cfg-if 0.1.10",
  "constant_time_eq",
  "crypto-mac 0.8.0",
- "digest 0.9.0",
+ "digest",
 ]
 
 [[package]]
@@ -543,15 +428,6 @@ dependencies = [
  "generic-array",
 ]
 
-[[package]]
-name = "block-buffer"
-version = "0.10.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71"
-dependencies = [
- "generic-array",
-]
-
 [[package]]
 name = "blocking"
 version = "1.6.1"
@@ -579,9 +455,9 @@ checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
 
 [[package]]
 name = "cc"
-version = "1.2.1"
+version = "1.2.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd9de9f2205d5ef3fd67e685b0df337994ddd4495e2a28d185500d0e1edfea47"
+checksum = "5c1599538de2394445747c8cf7935946e3cc27e9625f889d979bfb2aaf569362"
 dependencies = [
  "shlex",
 ]
@@ -622,16 +498,6 @@ dependencies = [
  "generic-array",
 ]
 
-[[package]]
-name = "cipher"
-version = "0.4.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "773f3b9af64447d2ce9850330c473515014aa235e6a783b02db81ff39e4a3dad"
-dependencies = [
- "crypto-common",
- "inout",
-]
-
 [[package]]
 name = "concurrent-queue"
 version = "2.5.0"
@@ -659,13 +525,13 @@ version = "0.14.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "03a5d7b21829bc7b4bf4754a978a241ae54ea55a40f92bb20216e54096f4b951"
 dependencies = [
- "aes-gcm 0.8.0",
+ "aes-gcm",
  "base64 0.13.1",
  "hkdf",
  "hmac 0.10.1",
  "percent-encoding",
  "rand 0.8.5",
- "sha2 0.9.9",
+ "sha2",
  "time",
  "version_check",
 ]
@@ -691,42 +557,12 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dcb25d077389e53838a8158c8e99174c5a9d902dee4904320db714f3c653ffba"
 
-[[package]]
-name = "crossbeam-deque"
-version = "0.8.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "613f8cc01fe9cf1a3eb3d7f488fd2fa8388403e97039e2f73692932e291a770d"
-dependencies = [
- "crossbeam-epoch",
- "crossbeam-utils",
-]
-
-[[package]]
-name = "crossbeam-epoch"
-version = "0.9.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b82ac4a3c2ca9c3460964f020e1402edd5753411d7737aa39c3714ad1b5420e"
-dependencies = [
- "crossbeam-utils",
-]
-
 [[package]]
 name = "crossbeam-utils"
 version = "0.8.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "22ec99545bb0ed0ea7bb9b8e1e9122ea386ff8a48c0922e43f36d45ab09e0e80"
 
-[[package]]
-name = "crypto-common"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
-dependencies = [
- "generic-array",
- "rand_core 0.6.4",
- "typenum",
-]
-
 [[package]]
 name = "crypto-mac"
 version = "0.8.0"
@@ -753,16 +589,7 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fb4a30d54f7443bf3d6191dcd486aca19e67cb3c49fa7a06a319966346707e7f"
 dependencies = [
- "cipher 0.2.5",
-]
-
-[[package]]
-name = "ctr"
-version = "0.9.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0369ee1ad671834580515889b80f2ea915f23b8be8d0daa4bbaf2ac5c7590835"
-dependencies = [
- "cipher 0.4.4",
+ "cipher",
 ]
 
 [[package]]
@@ -774,16 +601,6 @@ dependencies = [
  "generic-array",
 ]
 
-[[package]]
-name = "digest"
-version = "0.10.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
-dependencies = [
- "block-buffer 0.10.4",
- "crypto-common",
-]
-
 [[package]]
 name = "discard"
 version = "1.0.4"
@@ -801,31 +618,6 @@ dependencies = [
  "syn 2.0.87",
 ]
 
-[[package]]
-name = "either"
-version = "1.13.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60b1af1c220855b6ceac025d3f6ecdd2b7c4894bfe9cd9bda4fbb4bc7c0d4cf0"
-
-[[package]]
-name = "env_logger"
-version = "0.9.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a12e6657c4c97ebab115a42dcee77225f7f482cdd841cf7088c657a42e9e00e7"
-dependencies = [
- "atty",
- "humantime",
- "log",
- "regex",
- "termcolor",
-]
-
-[[package]]
-name = "equivalent"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
-
 [[package]]
 name = "erased-serde"
 version = "0.4.5"
@@ -1032,17 +824,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "97304e4cd182c3846f7575ced3890c53012ce534ad9114046b0a9e00bb30a375"
 dependencies = [
  "opaque-debug",
- "polyval 0.4.5",
-]
-
-[[package]]
-name = "ghash"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f0d8a4362ccb29cb0b265253fb0a2728f592895ee6854fd9bc13f2ffda266ff1"
-dependencies = [
- "opaque-debug",
- "polyval 0.6.2",
+ "polyval",
 ]
 
 [[package]]
@@ -1057,34 +839,6 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "gloo-utils"
-version = "0.1.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "037fcb07216cb3a30f7292bd0176b050b7b9a052ba830ef7d5d65f6dc64ba58e"
-dependencies = [
- "js-sys",
- "serde",
- "serde_json",
- "wasm-bindgen",
- "web-sys",
-]
-
-[[package]]
-name = "hashbrown"
-version = "0.15.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a9bfc1af68b1726ea47d3d5109de126281def866b33970e10fbab11b5dafab3"
-
-[[package]]
-name = "hermit-abi"
-version = "0.1.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "hermit-abi"
 version = "0.3.9"
@@ -1103,25 +857,13 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
-[[package]]
-name = "hex-conservative"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "212ab92002354b4819390025006c897e8140934349e8635c9b077f47b4dcbd20"
-
-[[package]]
-name = "hex_lit"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3011d1213f159867b13cfd6ac92d2cd5f1345762c63be3554e84092d85a50bbd"
-
 [[package]]
 name = "hkdf"
 version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "51ab2f639c231793c5f6114bdb9bbe50a7dbbfcd7c7c6bd8475dec2d991e964f"
 dependencies = [
- "digest 0.9.0",
+ "digest",
  "hmac 0.10.1",
 ]
 
@@ -1132,7 +874,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "126888268dcc288495a26bf004b38c5fdbb31682f992c84ceb046a1f0fe38840"
 dependencies = [
  "crypto-mac 0.8.0",
- "digest 0.9.0",
+ "digest",
 ]
 
 [[package]]
@@ -1142,7 +884,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c1441c6b1e930e2817404b5046f1f989899143a12bf92de603b69f4e0aee1e15"
 dependencies = [
  "crypto-mac 0.10.0",
- "digest 0.9.0",
+ "digest",
 ]
 
 [[package]]
@@ -1185,12 +927,6 @@ version = "1.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7d71d3574edd2771538b901e6549113b4006ece66150fb69c0fb6d9a2adae946"
 
-[[package]]
-name = "humantime"
-version = "2.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
-
 [[package]]
 name = "iana-time-zone"
 version = "0.1.61"
@@ -1353,31 +1089,12 @@ dependencies = [
  "icu_properties",
 ]
 
-[[package]]
-name = "indexmap"
-version = "2.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "707907fe3c25f5424cce2cb7e1cbcafee6bdbe735ca90ef77c29e84591e5b9da"
-dependencies = [
- "equivalent",
- "hashbrown",
-]
-
 [[package]]
 name = "infer"
 version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "64e9829a50b42bb782c1df523f78d332fe371b10c661e78b7a3c34b0198e9fac"
 
-[[package]]
-name = "inout"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a0c10553d664a4d0bcff9f4215d0aac67a639cc68ef660840afe309b807bc9f5"
-dependencies = [
- "generic-array",
-]
-
 [[package]]
 name = "instant"
 version = "0.1.13"
@@ -1583,19 +1300,7 @@ checksum = "eebcc4aa140b9abd2bc40d9c3f7ccec842679cd79045ac3a7ac698c1a064b7cd"
 dependencies = [
  "cpuid-bool",
  "opaque-debug",
- "universal-hash 0.4.0",
-]
-
-[[package]]
-name = "polyval"
-version = "0.6.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d1fe60d06143b2430aa532c94cfe9e29783047f06c0d7fd359a9a51b729fa25"
-dependencies = [
- "cfg-if 1.0.0",
- "cpufeatures",
- "opaque-debug",
- "universal-hash 0.5.1",
+ "universal-hash",
 ]
 
 [[package]]
@@ -1702,70 +1407,12 @@ dependencies = [
  "rand_core 0.5.1",
 ]
 
-[[package]]
-name = "rayon"
-version = "1.10.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b418a60154510ca1a002a752ca9714984e21e4241e804d32555251faf8b78ffa"
-dependencies = [
- "either",
- "rayon-core",
-]
-
-[[package]]
-name = "rayon-core"
-version = "1.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1465873a3dfdaa8ae7cb14b4383657caab0b3e8a0aa9ae8e04b044854c8dfce2"
-dependencies = [
- "crossbeam-deque",
- "crossbeam-utils",
-]
-
-[[package]]
-name = "regex"
-version = "1.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b544ef1b4eac5dc2db33ea63606ae9ffcfac26c1416a2806ae0bf5f56b201191"
-dependencies = [
- "aho-corasick",
- "memchr",
- "regex-automata",
- "regex-syntax",
-]
-
-[[package]]
-name = "regex-automata"
-version = "0.4.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "809e8dc61f6de73b46c85f4c96486310fe304c434cfa43669d7b40f711150908"
-dependencies = [
- "aho-corasick",
- "memchr",
- "regex-syntax",
-]
-
-[[package]]
-name = "regex-syntax"
-version = "0.8.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
-
 [[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "56770675ebc04927ded3e60633437841581c285dc6236109ea25fbf3beb7b59e"
 
-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
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-dependencies = [
- "sha2 0.10.8",
-]
-
 [[package]]
 name = "rustc_version"
 version = "0.2.3"
@@ -1808,58 +1455,17 @@ version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f3cb5ba0dc43242ce17de99c180e96db90b235b8a9fdc9543c96d2209116bd9f"
 
-[[package]]
-name = "sdk_common"
-version = "0.1.0"
-source = "git+https://git.4nkweb.com/4nk/sdk_common.git?branch=dev#d10382f12107c897af9bbbc6857e97ee263b61a4"
-dependencies = [
- "aes-gcm 0.10.3",
- "anyhow",
- "env_logger",
- "js-sys",
- "log",
- "rand 0.8.5",
- "rs_merkle",
- "serde",
- "serde_json",
- "sp_client",
- "tsify",
- "wasm-bindgen",
-]
-
 [[package]]
 name = "sdk_storage"
 version = "0.1.0"
 dependencies = [
  "async-std",
- "base64 0.13.1",
- "sdk_common",
+ "hex",
  "serde",
  "serde_json",
  "tide",
 ]
 
-[[package]]
-name = "secp256k1"
-version = "0.28.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d24b59d129cdadea20aea4fb2352fa053712e5d713eee47d700cd4b2bc002f10"
-dependencies = [
- "bitcoin_hashes",
- "rand 0.8.5",
- "secp256k1-sys",
- "serde",
-]
-
-[[package]]
-name = "secp256k1-sys"
-version = "0.9.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5d1746aae42c19d583c3c1a8c646bfad910498e2051c551a7f2e3c0c9fbb7eb"
-dependencies = [
- "cc",
-]
-
 [[package]]
 name = "semver"
 version = "0.9.0"
@@ -1895,17 +1501,6 @@ dependencies = [
  "syn 2.0.87",
 ]
 
-[[package]]
-name = "serde_derive_internals"
-version = "0.29.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18d26a20a969b9e3fdf2fc2d9f21eda6c40e2de84c9408bb5d3b05d499aae711"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.87",
-]
-
 [[package]]
 name = "serde_fmt"
 version = "1.0.3"
@@ -1921,7 +1516,6 @@ version = "1.0.133"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c7fceb2473b9166b2294ef05efcb65a3db80803f0b03ef86a5fc88a2b85ee377"
 dependencies = [
- "indexmap",
  "itoa",
  "memchr",
  "ryu",
@@ -1972,24 +1566,13 @@ version = "0.9.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4d58a1e1bf39749807d89cf2d98ac2dfa0ff1cb3faa38fbb64dd88ac8013d800"
 dependencies = [
- "block-buffer 0.9.0",
+ "block-buffer",
  "cfg-if 1.0.0",
  "cpufeatures",
- "digest 0.9.0",
+ "digest",
  "opaque-debug",
 ]
 
-[[package]]
-name = "sha2"
-version = "0.10.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "793db75ad2bcafc3ffa7c68b215fee268f537982cd901d132f89c6343f3a3dc8"
-dependencies = [
- "cfg-if 1.0.0",
- "cpufeatures",
- "digest 0.10.7",
-]
-
 [[package]]
 name = "shlex"
 version = "1.3.0"
@@ -2005,21 +1588,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "silentpayments"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "658cc05dea6981d226a81e6ce203862274da4d7949482b4eba3575f8f03d714b"
-dependencies = [
- "bech32 0.9.1",
- "bimap",
- "bitcoin_hashes",
- "hex",
- "secp256k1",
- "serde",
- "serde_json",
-]
-
 [[package]]
 name = "slab"
 version = "0.4.9"
@@ -2045,19 +1613,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "sp_client"
-version = "0.1.0"
-source = "git+https://github.com/Sosthene00/sp-client.git?branch=4nk#35dd4c490033b80541b60fd8145f0779b28e74e2"
-dependencies = [
- "anyhow",
- "bitcoin",
- "rayon",
- "serde",
- "serde_json",
- "silentpayments",
-]
-
 [[package]]
 name = "stable_deref_trait"
 version = "1.2.0"
@@ -2239,15 +1794,6 @@ dependencies = [
  "syn 2.0.87",
 ]
 
-[[package]]
-name = "termcolor"
-version = "1.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06794f8f6c5c898b3275aebefa6b8a1cb24cd2c6c79397ab15774837a0bc5755"
-dependencies = [
- "winapi-util",
-]
-
 [[package]]
 name = "thiserror"
 version = "1.0.69"
@@ -2355,29 +1901,6 @@ version = "0.1.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c06d3da6113f116aaee68e4d601191614c9053067f9ab7f6edbcb161237daa54"
 
-[[package]]
-name = "tsify"
-version = "0.4.5"
-source = "git+https://github.com/Sosthene00/tsify?branch=next#8a5a550d2ab41612cef88a3a3de2a94639b0d3fc"
-dependencies = [
- "gloo-utils",
- "serde",
- "serde_json",
- "tsify-macros",
- "wasm-bindgen",
-]
-
-[[package]]
-name = "tsify-macros"
-version = "0.4.5"
-source = "git+https://github.com/Sosthene00/tsify?branch=next#8a5a550d2ab41612cef88a3a3de2a94639b0d3fc"
-dependencies = [
- "proc-macro2",
- "quote",
- "serde_derive_internals",
- "syn 2.0.87",
-]
-
 [[package]]
 name = "typeid"
 version = "1.0.2"
@@ -2406,16 +1929,6 @@ dependencies = [
  "subtle",
 ]
 
-[[package]]
-name = "universal-hash"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc1de2c688dc15305988b563c3854064043356019f97a4b46276fe734c4f07ea"
-dependencies = [
- "crypto-common",
- "subtle",
-]
-
 [[package]]
 name = "url"
 version = "2.5.3"
@@ -2595,15 +2108,6 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
-[[package]]
-name = "winapi-util"
-version = "0.1.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf221c93e13a30d793f7645a0e7762c55d169dbb0a49671918a2319d289b10bb"
-dependencies = [
- "windows-sys 0.59.0",
-]
-
 [[package]]
 name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
diff --git a/Cargo.toml b/Cargo.toml
index f9f3123..c829b2b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,10 +4,8 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-sdk_common = { git = "https://git.4nkweb.com/4nk/sdk_common.git", branch = "dev"}
 tide = "0.16.0"
 async-std = { version = "1.8.0", features = ["attributes"] }
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-base64 = "0.13"
-
+hex = "0.4.3"
diff --git a/src/main.rs b/src/main.rs
index f1e6cfc..0d6807f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,19 +1,16 @@
 use async_std::fs::{create_dir_all, read_dir, read_to_string, remove_file, File};
-use sdk_common::sp_client::bitcoin::hex::{DisplayHex, FromHex};
 use serde::{Deserialize, Serialize};
 use std::time::{Duration, SystemTime, UNIX_EPOCH};
 use std::env;
 
 use async_std::io::WriteExt;
 use async_std::path::Path;
-use async_std::stream::{IntoStream, StreamExt};
+use async_std::stream::StreamExt;
 use async_std::task;
-use base64;
-use sdk_common::log;
-use serde_json::json;
 use tide::{Request, Response, StatusCode};
 
 const STORAGE_DIR: &str = "./storage";
+const PORT: u16 = 8081;
 const MIN_TTL: u64 = 60; // 1 minute
 const DEFAULT_TTL: u64 = 86400; // 1 day
 const MAX_TTL: u64 = 31_536_000; // 1 year, to be discussed
@@ -21,12 +18,11 @@ const MAX_TTL: u64 = 31_536_000; // 1 year, to be discussed
 /// Scans storage and removes expired files
 async fn cleanup_expired_files() {
     loop {
-        log::debug!("Running cleanup routine...");
         // Traverse storage directory
         let mut entries = match read_dir(STORAGE_DIR).await {
             Ok(entry) => entry,
             Err(e) => {
-                log::error!("Failed to read storage dir: {}", e);
+                eprintln!("Failed to read storage dir: {}", e);
                 task::sleep(Duration::from_secs(60)).await;
                 continue;
             }
@@ -37,7 +33,7 @@ async fn cleanup_expired_files() {
             let e = match entry {
                 Ok(e) => e,
                 Err(e) => {
-                    log::error!("entry returned error: {}", e);
+                    eprintln!("entry returned error: {}", e);
                     continue;
                 }
             };
@@ -49,7 +45,7 @@ async fn cleanup_expired_files() {
                             let file_path = sub_entry.path();
                             if file_path.extension() == Some("meta".as_ref()) {
                                 if let Err(err) = handle_file_cleanup(now, &file_path).await {
-                                    log::error!("Error cleaning file {:?}: {}", file_path, err);
+                                    eprintln!("Error cleaning file {:?}: {}", file_path, err);
                                 }
                             }
                         }
@@ -215,7 +211,7 @@ async fn handle_store(mut req: Request<()>, no_ttl_permanent: bool) -> tide::Res
     };
 
     // Decode the value from Base64
-    let value_bytes = match Vec::from_hex(&data.value) {
+    let value_bytes = match hex::decode(&data.value) {
         Ok(value) => value,
         Err(e) => {
             return Ok(Response::builder(StatusCode::BadRequest)
@@ -250,7 +246,7 @@ async fn handle_retrieve(req: Request<()>) -> tide::Result<Response> {
 
     match retrieve_data(&key).await {
         Ok(value) => {
-            let encoded_value = value.to_lower_hex_string();
+            let encoded_value = hex::encode(value);
             Ok(Response::builder(StatusCode::Ok)
                 .body(serde_json::to_value(&RetrieveResponse {
                     key,
@@ -278,23 +274,21 @@ async fn handle_file_cleanup(now: u64, meta_path: &Path) -> Result<(), String> {
         remove_file(meta_path)
             .await
             .map_err(|e| format!("Failed to remove metadata file: {}", e.to_string()))?;
-        log::debug!("Removed expired file: {:?}", data_file_path);
+        println!("Removed expired file: {:?}", data_file_path);
     }
     Ok(())
 }
 
 #[async_std::main]
 async fn main() -> tide::Result<()> {
-    sdk_common::env_logger::init();
-    
     // Parse command line arguments
     let args: Vec<String> = env::args().collect();
-    let no_ttl_permanent = args.iter().any(|arg| arg == "--no-ttl-permanent");
+    let no_ttl_permanent = args.iter().any(|arg| arg == "--permanent");
     
     if no_ttl_permanent {
-        log::info!("No-TTL requests will be treated as permanent");
+        println!("No-TTL requests will be treated as permanent");
     } else {
-        log::info!("No-TTL requests will use default TTL of {} seconds", DEFAULT_TTL);
+        println!("No-TTL requests will use default TTL of {} seconds", DEFAULT_TTL);
     }
     
     create_dir_all(STORAGE_DIR)
@@ -306,9 +300,9 @@ async fn main() -> tide::Result<()> {
     let mut app = tide::new();
     app.at("/store").post(move |req| handle_store(req, no_ttl_permanent));
     app.at("/retrieve/:key").get(handle_retrieve);
-    app.listen("0.0.0.0:8080").await?;
+    app.listen(format!("0.0.0.0:{}", PORT)).await?;
 
-    log::info!("Server running at http://0.0.0.0:8080");
+    println!("Server running at http://0.0.0.0:{}", PORT);
 
     Ok(())
 }