diff --git a/Cargo.lock b/Cargo.lock
index 496b346..6245ab0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -8,6 +8,15 @@ version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
 
+[[package]]
+name = "aho-corasick"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ddd31a130427c27518df266943a5308ed92d4b226cc639f5a8f1002816174301"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "allocator-api2"
 version = "0.2.21"
@@ -515,6 +524,49 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "axum"
+version = "0.8.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "31b698c5f9a010f6573133b09e0de5408834d0c82f8d7475a89fc1867a71cd90"
+dependencies = [
+ "axum-core",
+ "bytes",
+ "futures-util",
+ "http 1.4.0",
+ "http-body 1.0.1",
+ "http-body-util",
+ "itoa",
+ "matchit",
+ "memchr",
+ "mime",
+ "percent-encoding",
+ "pin-project-lite",
+ "serde_core",
+ "sync_wrapper",
+ "tower",
+ "tower-layer",
+ "tower-service",
+]
+
+[[package]]
+name = "axum-core"
+version = "0.5.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "08c78f31d7b1291f7ee735c1c6780ccde7785daae9a9206026862dab7d8792d1"
+dependencies = [
+ "bytes",
+ "futures-core",
+ "http 1.4.0",
+ "http-body 1.0.1",
+ "http-body-util",
+ "mime",
+ "pin-project-lite",
+ "sync_wrapper",
+ "tower-layer",
+ "tower-service",
+]
+
 [[package]]
 name = "base16ct"
 version = "0.1.1"
@@ -1046,6 +1098,16 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "etcetera"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "de48cc4d1c1d97a20fd819def54b890cadde72ed3ad0c614822a0a433361be96"
+dependencies = [
+ "cfg-if",
+ "windows-sys 0.61.2",
+]
+
 [[package]]
 name = "event-listener"
 version = "5.4.1"
@@ -1079,6 +1141,12 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5baebc0774151f905a1a2cc41989300b1e6fbb29aff0ceffa1064fdd3088d582"
 
+[[package]]
+name = "fixedbitset"
+version = "0.5.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d674e81391d1e1ab681a28d99df07927c6d4aa5b027d7da16ba32d1d21ecd99"
+
 [[package]]
 name = "flate2"
 version = "1.1.9"
@@ -1100,6 +1168,17 @@ dependencies = [
  "spin 0.9.8",
 ]
 
+[[package]]
+name = "flume"
+version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5e139bc46ca777eb5efaf62df0ab8cc5fd400866427e56c68b22e414e53bd3be"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+ "spin 0.9.8",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -1365,6 +1444,15 @@ dependencies = [
  "hashbrown 0.15.5",
 ]
 
+[[package]]
+name = "hashlink"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "824e001ac4f3012dd16a264bec811403a67ca9deb6c102fc5049b32c4574b35f"
+dependencies = [
+ "hashbrown 0.16.1",
+]
+
 [[package]]
 name = "heck"
 version = "0.5.0"
@@ -1386,6 +1474,15 @@ dependencies = [
  "hmac 0.12.1",
 ]
 
+[[package]]
+name = "hkdf"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4aaa26c720c68b866f2c96ef5c1264b3e6f473fe5d4ce61cd44bbe913e553018"
+dependencies = [
+ "hmac 0.13.0",
+]
+
 [[package]]
 name = "hmac"
 version = "0.12.1"
@@ -1527,6 +1624,7 @@ dependencies = [
  "http 1.4.0",
  "http-body 1.0.1",
  "httparse",
+ "httpdate",
  "itoa",
  "pin-project-lite",
  "smallvec",
@@ -1565,6 +1663,19 @@ dependencies = [
  "tower-service",
 ]
 
+[[package]]
+name = "hyper-timeout"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b90d566bffbce6a75bd8b09a05aa8c2cb1fabb6cb348f8840c9e4c90a0d83b0"
+dependencies = [
+ "hyper 1.9.0",
+ "hyper-util",
+ "pin-project-lite",
+ "tokio",
+ "tower-service",
+]
+
 [[package]]
 name = "hyper-util"
 version = "0.1.20"
@@ -1748,6 +1859,15 @@ version = "2.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d98f6fed1fde3f8c21bc40a1abb88dd75e67924f9cffc3ef95607bad8017f8e2"
 
+[[package]]
+name = "itertools"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b192c782037fadd9cfa75548310488aabdbf3d2da73885b31bd0abd03351285"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.18"
@@ -1843,6 +1963,12 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8c7b0a3383c2a1002d11349c92c85a666a5fb679e96c79d782cf0dbe557fd6ee"
 
+[[package]]
+name = "linux-raw-sys"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32a66949e030da00e8c7d4434b251670a91556f4144941d37452769c25d58a53"
+
 [[package]]
 name = "litemap"
 version = "0.8.2"
@@ -1898,6 +2024,12 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "matchit"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "47e1ffaa40ddd1f3ed91f717a33c8c0ee23fff369e3aa8772b9605cc1d22f4c3"
+
 [[package]]
 name = "md-5"
 version = "0.10.6"
@@ -1924,6 +2056,12 @@ version = "2.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8ca58f447f06ed17d5fc4043ce1b10dd205e060fb3ce5b979b8ed8e59ff3f79"
 
+[[package]]
+name = "mime"
+version = "0.3.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6877bb514081ee2a7ff5ef9de3281f14a4dd4bceac4c09388074a6b5df8a139a"
+
 [[package]]
 name = "miniz_oxide"
 version = "0.8.9"
@@ -1945,6 +2083,30 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "multimap"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d87ecb2933e8aeadb3e3a02b828fed80a7528047e68b4f424523a0981a3a084"
+
+[[package]]
+name = "nex-account"
+version = "0.1.3"
+source = "sparse+https://crates.spbr.net/api/v1/crates/"
+checksum = "16be02914ed26b15f68fc8c0c11f719ca9796e90be5899523baad8a3bdf0069b"
+dependencies = [
+ "hmac 0.13.0",
+ "log",
+ "md-5 0.11.0",
+ "prost",
+ "simplelog",
+ "sqlx 0.9.0",
+ "tokio",
+ "tonic",
+ "tonic-prost",
+ "tonic-prost-build",
+]
+
 [[package]]
 name = "num-bigint-dig"
 version = "0.8.6"
@@ -2085,6 +2247,37 @@ version = "2.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b4f627cb1b25917193a259e49bdad08f671f8d9708acfd5fe0a8c1455d87220"
 
+[[package]]
+name = "petgraph"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8701b58ea97060d5e5b155d383a69952a60943f0e6dfe30b04c287beb0b27455"
+dependencies = [
+ "fixedbitset",
+ "hashbrown 0.15.5",
+ "indexmap",
+]
+
+[[package]]
+name = "pin-project"
+version = "1.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2466b2336ed02bcdca6b294417127b90ec92038d1d5c4fbeac971a922e0e0924"
+dependencies = [
+ "pin-project-internal",
+]
+
+[[package]]
+name = "pin-project-internal"
+version = "1.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c96395f0a926bc13b1c17622aaddda1ecb55d49c8f1bf9777e4d877800a43f8b"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.117",
+]
+
 [[package]]
 name = "pin-project-lite"
 version = "0.2.17"
@@ -2183,6 +2376,59 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "prost"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "528ac67416ff8646872a3c02cad9cc4ee5dc9f9540c9b10771855c95cb2e5ae1"
+dependencies = [
+ "bytes",
+ "prost-derive",
+]
+
+[[package]]
+name = "prost-build"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "03da047801ff44bb6a4d407d4860c05fd70bb81714e6b2f3812603d5b145b042"
+dependencies = [
+ "heck",
+ "itertools",
+ "log",
+ "multimap",
+ "petgraph",
+ "prettyplease",
+ "prost",
+ "prost-types",
+ "pulldown-cmark",
+ "pulldown-cmark-to-cmark",
+ "regex",
+ "syn 2.0.117",
+ "tempfile",
+]
+
+[[package]]
+name = "prost-derive"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b570b25f7617e43d59005d0990ccb79e950a423952cea19671b7a876da390adf"
+dependencies = [
+ "anyhow",
+ "itertools",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.117",
+]
+
+[[package]]
+name = "prost-types"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f94967dc7688f3054c7fac87473ffae4cc4c3904800e2d9f5b857246d8963b0a"
+dependencies = [
+ "prost",
+]
+
 [[package]]
 name = "proxy"
 version = "0.1.0"
@@ -2258,6 +2504,26 @@ dependencies = [
  "v-byte-helpers",
 ]
 
+[[package]]
+name = "pulldown-cmark"
+version = "0.13.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e9f068eba8e7071c5f9511831b44f32c740d5adf574e990f946ddb53db2f314e"
+dependencies = [
+ "bitflags",
+ "memchr",
+ "unicase",
+]
+
+[[package]]
+name = "pulldown-cmark-to-cmark"
+version = "22.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50793def1b900256624a709439404384204a5dc3a6ec580281bfaac35e882e90"
+dependencies = [
+ "pulldown-cmark",
+]
+
 [[package]]
 name = "quote"
 version = "1.0.45"
@@ -2382,12 +2648,41 @@ dependencies = [
  "bitflags",
 ]
 
+[[package]]
+name = "regex"
+version = "1.12.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f1292b7759ae1cb9ec195452d1390a074f0cd8541ab7a5a8c31cd6db45d4a6ba"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-automata",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.4.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6e1dd4122fc1595e8162618945476892eefca7b88c52820e74af6262213cae8f"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+]
+
 [[package]]
 name = "regex-lite"
 version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cab834c73d247e67f4fae452806d17d3c7501756d98c8808d7c9c7aa7d18f973"
 
+[[package]]
+name = "regex-syntax"
+version = "0.8.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d6f6ff9a378485b298a5286656da665ba74413d36db0979633275d2e708145d4"
+
 [[package]]
 name = "rfc6979"
 version = "0.3.1"
@@ -2434,6 +2729,7 @@ dependencies = [
  "log",
  "macros 0.0.0",
  "md-5 0.10.6",
+ "nex-account",
  "once_cell",
  "paste",
  "rand 0.10.1",
@@ -2442,7 +2738,7 @@ dependencies = [
  "serde_json",
  "sha2 0.10.9",
  "simplelog",
- "sqlx",
+ "sqlx 0.8.6",
  "thiserror",
  "tokio",
  "typenum",
@@ -2480,6 +2776,19 @@ dependencies = [
  "semver",
 ]
 
+[[package]]
+name = "rustix"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6fe4565b9518b83ef4f91bb47ce29620ca828bd32cb7e408f0062e9930ba190"
+dependencies = [
+ "bitflags",
+ "errno",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "rustls"
 version = "0.21.12"
@@ -2859,11 +3168,24 @@ version = "0.8.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1fefb893899429669dcdd979aff487bd78f4064e5e7907e4269081e0ef7d97dc"
 dependencies = [
- "sqlx-core",
- "sqlx-macros",
- "sqlx-mysql",
- "sqlx-postgres",
- "sqlx-sqlite",
+ "sqlx-core 0.8.6",
+ "sqlx-macros 0.8.6",
+ "sqlx-mysql 0.8.6",
+ "sqlx-postgres 0.8.6",
+ "sqlx-sqlite 0.8.6",
+]
+
+[[package]]
+name = "sqlx"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "378620ccc25c62c89d8be1c819e76a88d59bdcc3304733330788948e619bfd71"
+dependencies = [
+ "sqlx-core 0.9.0",
+ "sqlx-macros 0.9.0",
+ "sqlx-mysql 0.9.0",
+ "sqlx-postgres 0.9.0",
+ "sqlx-sqlite 0.9.0",
 ]
 
 [[package]]
@@ -2884,7 +3206,7 @@ dependencies = [
  "futures-io",
  "futures-util",
  "hashbrown 0.15.5",
- "hashlink",
+ "hashlink 0.10.0",
  "indexmap",
  "log",
  "memchr",
@@ -2901,6 +3223,40 @@ dependencies = [
  "url",
 ]
 
+[[package]]
+name = "sqlx-core"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "05b44e85bf579a8eeb4ceaa77a3a523baf2bf0e9bac7e40f405d537b5d2d5ccb"
+dependencies = [
+ "base64",
+ "bytes",
+ "cfg-if",
+ "crc",
+ "crossbeam-queue",
+ "either",
+ "event-listener",
+ "futures-core",
+ "futures-intrusive",
+ "futures-io",
+ "futures-util",
+ "hashbrown 0.16.1",
+ "hashlink 0.11.1",
+ "indexmap",
+ "log",
+ "memchr",
+ "percent-encoding",
+ "serde",
+ "serde_json",
+ "sha2 0.10.9",
+ "smallvec",
+ "thiserror",
+ "tokio",
+ "tokio-stream",
+ "tracing",
+ "url",
+]
+
 [[package]]
 name = "sqlx-macros"
 version = "0.8.6"
@@ -2909,8 +3265,21 @@ checksum = "a2d452988ccaacfbf5e0bdbc348fb91d7c8af5bee192173ac3636b5fb6e6715d"
 dependencies = [
  "proc-macro2",
  "quote",
- "sqlx-core",
- "sqlx-macros-core",
+ "sqlx-core 0.8.6",
+ "sqlx-macros-core 0.8.6",
+ "syn 2.0.117",
+]
+
+[[package]]
+name = "sqlx-macros"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bd2b84f2bc39a5705ef27ec785a11c934a41bbd4a24941e257927cddc26b60bf"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "sqlx-core 0.9.0",
+ "sqlx-macros-core 0.9.0",
  "syn 2.0.117",
 ]
 
@@ -2930,15 +3299,41 @@ dependencies = [
  "serde",
  "serde_json",
  "sha2 0.10.9",
- "sqlx-core",
- "sqlx-mysql",
- "sqlx-postgres",
- "sqlx-sqlite",
+ "sqlx-core 0.8.6",
+ "sqlx-mysql 0.8.6",
+ "sqlx-postgres 0.8.6",
+ "sqlx-sqlite 0.8.6",
  "syn 2.0.117",
  "tokio",
  "url",
 ]
 
+[[package]]
+name = "sqlx-macros-core"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fb8d96de5fdc85a5c4ec813432b523ec637e80ba98f046555f75f7908ddac7c3"
+dependencies = [
+ "cfg-if",
+ "dotenvy",
+ "either",
+ "heck",
+ "hex",
+ "proc-macro2",
+ "quote",
+ "serde",
+ "serde_json",
+ "sha2 0.10.9",
+ "sqlx-core 0.9.0",
+ "sqlx-mysql 0.9.0",
+ "sqlx-postgres 0.9.0",
+ "sqlx-sqlite 0.9.0",
+ "syn 2.0.117",
+ "thiserror",
+ "tokio",
+ "url",
+]
+
 [[package]]
 name = "sqlx-mysql"
 version = "0.8.6"
@@ -2961,7 +3356,7 @@ dependencies = [
  "futures-util",
  "generic-array",
  "hex",
- "hkdf",
+ "hkdf 0.12.4",
  "hmac 0.12.1",
  "itoa",
  "log",
@@ -2975,11 +3370,37 @@ dependencies = [
  "sha1 0.10.6",
  "sha2 0.10.9",
  "smallvec",
- "sqlx-core",
+ "sqlx-core 0.8.6",
  "stringprep",
  "thiserror",
  "tracing",
- "whoami",
+ "whoami 1.6.1",
+]
+
+[[package]]
+name = "sqlx-mysql"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "90b8020fe17c5f2c245bfa2505d7ef59c5604839527c740266ad2214acebea27"
+dependencies = [
+ "bitflags",
+ "byteorder",
+ "bytes",
+ "crc",
+ "digest 0.11.3",
+ "dotenvy",
+ "either",
+ "futures-core",
+ "futures-util",
+ "generic-array",
+ "log",
+ "percent-encoding",
+ "serde",
+ "sha1 0.11.0",
+ "sha2 0.11.0",
+ "sqlx-core 0.9.0",
+ "thiserror",
+ "tracing",
 ]
 
 [[package]]
@@ -2995,12 +3416,12 @@ dependencies = [
  "chrono",
  "crc",
  "dotenvy",
- "etcetera",
+ "etcetera 0.8.0",
  "futures-channel",
  "futures-core",
  "futures-util",
  "hex",
- "hkdf",
+ "hkdf 0.12.4",
  "hmac 0.12.1",
  "home",
  "itoa",
@@ -3013,11 +3434,46 @@ dependencies = [
  "serde_json",
  "sha2 0.10.9",
  "smallvec",
- "sqlx-core",
+ "sqlx-core 0.8.6",
  "stringprep",
  "thiserror",
  "tracing",
- "whoami",
+ "whoami 1.6.1",
+]
+
+[[package]]
+name = "sqlx-postgres"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87a2bdd6e83f6b3ea525ca9fee568030508b58355a43d0b2c1674d5f79dcd65e"
+dependencies = [
+ "atoi",
+ "base64",
+ "bitflags",
+ "byteorder",
+ "crc",
+ "dotenvy",
+ "etcetera 0.11.0",
+ "futures-channel",
+ "futures-core",
+ "futures-util",
+ "hex",
+ "hkdf 0.13.0",
+ "hmac 0.13.0",
+ "itoa",
+ "log",
+ "md-5 0.11.0",
+ "memchr",
+ "rand 0.10.1",
+ "serde",
+ "serde_json",
+ "sha2 0.11.0",
+ "smallvec",
+ "sqlx-core 0.9.0",
+ "stringprep",
+ "thiserror",
+ "tracing",
+ "whoami 2.1.2",
 ]
 
 [[package]]
@@ -3028,7 +3484,7 @@ checksum = "c2d12fe70b2c1b4401038055f90f151b78208de1f9f89a7dbfd41587a10c3eea"
 dependencies = [
  "atoi",
  "chrono",
- "flume",
+ "flume 0.11.1",
  "futures-channel",
  "futures-core",
  "futures-executor",
@@ -3039,7 +3495,31 @@ dependencies = [
  "percent-encoding",
  "serde",
  "serde_urlencoded",
- "sqlx-core",
+ "sqlx-core 0.8.6",
+ "thiserror",
+ "tracing",
+ "url",
+]
+
+[[package]]
+name = "sqlx-sqlite"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "488e99c397a62007e4229aec669a179816339afc6d2620ca6fa420dbee2e982c"
+dependencies = [
+ "atoi",
+ "flume 0.12.0",
+ "form_urlencoded",
+ "futures-channel",
+ "futures-core",
+ "futures-executor",
+ "futures-intrusive",
+ "futures-util",
+ "libsqlite3-sys",
+ "log",
+ "percent-encoding",
+ "serde",
+ "sqlx-core 0.9.0",
  "thiserror",
  "tracing",
  "url",
@@ -3090,6 +3570,12 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "sync_wrapper"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0bf256ce5efdfa370213c1dabab5935a12e49f2c58d15e9eac2870d3b4f27263"
+
 [[package]]
 name = "synstructure"
 version = "0.13.2"
@@ -3101,6 +3587,19 @@ dependencies = [
  "syn 2.0.117",
 ]
 
+[[package]]
+name = "tempfile"
+version = "3.27.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32497e9a4c7b38532efcdebeef879707aa9f794296a4f0244f6f69e9bc8574bd"
+dependencies = [
+ "fastrand",
+ "getrandom 0.3.4",
+ "once_cell",
+ "rustix",
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "termcolor"
 version = "1.4.1"
@@ -3276,14 +3775,91 @@ dependencies = [
  "tokio",
 ]
 
+[[package]]
+name = "tonic"
+version = "0.14.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac2a5518c70fa84342385732db33fb3f44bc4cc748936eb5833d2df34d6445ef"
+dependencies = [
+ "async-trait",
+ "axum",
+ "base64",
+ "bytes",
+ "h2 0.4.13",
+ "http 1.4.0",
+ "http-body 1.0.1",
+ "http-body-util",
+ "hyper 1.9.0",
+ "hyper-timeout",
+ "hyper-util",
+ "percent-encoding",
+ "pin-project",
+ "socket2 0.6.3",
+ "sync_wrapper",
+ "tokio",
+ "tokio-stream",
+ "tower",
+ "tower-layer",
+ "tower-service",
+ "tracing",
+]
+
+[[package]]
+name = "tonic-build"
+version = "0.14.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c68f61875ac5293cf72e6c8cf0158086428c82c37229e98c840878f1706b0322"
+dependencies = [
+ "prettyplease",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.117",
+]
+
+[[package]]
+name = "tonic-prost"
+version = "0.14.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50849f68853be452acf590cde0b146665b8d507b3b8af17261df47e02c209ea0"
+dependencies = [
+ "bytes",
+ "prost",
+ "tonic",
+]
+
+[[package]]
+name = "tonic-prost-build"
+version = "0.14.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "654e5643eff75d7f8c99197ce1440ed19a3474eada74c12bbac488b2cafdae27"
+dependencies = [
+ "prettyplease",
+ "proc-macro2",
+ "prost-build",
+ "prost-types",
+ "quote",
+ "syn 2.0.117",
+ "tempfile",
+ "tonic-build",
+]
+
 [[package]]
 name = "tower"
 version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ebe5ef63511595f1344e2d5cfa636d973292adc0eec1f0ad45fae9f0851ab1d4"
 dependencies = [
+ "futures-core",
+ "futures-util",
+ "indexmap",
+ "pin-project-lite",
+ "slab",
+ "sync_wrapper",
+ "tokio",
+ "tokio-util",
  "tower-layer",
  "tower-service",
+ "tracing",
 ]
 
 [[package]]
@@ -3361,6 +3937,12 @@ version = "1.20.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b6f5e870be6c3b371b77fe0ee0bafb859fa4964b4404c27de1d380043c4dda20"
 
+[[package]]
+name = "unicase"
+version = "2.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dbc4bc3a9f746d862c45cb89d705aa10f187bb96c76001afab07a0d35ce60142"
+
 [[package]]
 name = "unicode-bidi"
 version = "0.3.18"
@@ -3642,6 +4224,12 @@ dependencies = [
  "wasite",
 ]
 
+[[package]]
+name = "whoami"
+version = "2.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "998767ef88740d1f5b0682a9c53c24431453923962269c2db68ee43788c5a40d"
+
 [[package]]
 name = "winapi-util"
 version = "0.1.11"
diff --git a/rnex-core/Cargo.toml b/rnex-core/Cargo.toml
index e8ea554..0c37372 100644
--- a/rnex-core/Cargo.toml
+++ b/rnex-core/Cargo.toml
@@ -37,6 +37,7 @@ urlencoding = "2.1.3"
 futures = "0.3.32"
 async-trait = "0.1.89"
 ctor = "1.0.7"
+nex-account = { version = "0.1.3", registry = "spbr" }
 
 [dev-dependencies]
 # criterion = "0.7.0"
diff --git a/rnex-core/src/nex/friends_handler.rs b/rnex-core/src/nex/friends_handler.rs
index 06b3a98..0e09005 100644
--- a/rnex-core/src/nex/friends_handler.rs
+++ b/rnex-core/src/nex/friends_handler.rs
@@ -1,15 +1,14 @@
+use std::env;
 use std::io::{Cursor, Write};
 use std::ops::Deref;
-use std::sync::Weak;
+use std::sync::{LazyLock, Weak};
 use std::sync::{Arc, atomic::AtomicU32};
 
 use bytemuck::bytes_of;
 use hmac::Mac;
 use log::info;
 use macros::rmc_struct;
-use rnex_core::rmc::protocols::account_management::{
-    AccountManagement, RawAccountManagement, RawAccountManagementInfo, RemoteAccountManagement,
-};
+use rnex_core::rmc::protocols::account_management::{AccountExtraInfo, AccountManagement, RawAccountManagement, RawAccountManagementInfo, RemoteAccountManagement};
 use rnex_core::rmc::protocols::friends_wiiu::{
     FriendsWiiU, RawFriendsWiiU, RawFriendsWiiUInfo, RemoteFriendsWiiU,
 };
@@ -49,6 +48,10 @@ use rnex_core::rmc::structures::data::Data;
 
 use crate::executables::common::get_db;
 
+use nex_account::derive_pid_hmac;
+use nex_account::grpc::nex_account_service_client::NexAccountServiceClient;
+use nex_account::grpc::ActCreateInfoNoPid;
+
 define_rmc_proto!(
     proto FriendsUser{
         Secure,
@@ -67,6 +70,9 @@ define_rmc_proto!(
     }
 );
 
+static NEX_ACCOUNT_URL: LazyLock<String> =
+    LazyLock::new(|| env::var("NEX_ACCOUNT_ENDPOINT").expect("NEX_ACCOUNT_ENDPOINT not set"));
+
 pub struct UserData {
     info: NNAInfo,
     presence: NintendoPresenceV2,
@@ -288,28 +294,53 @@ impl AccountManagement for FriendsGuest {
         auth_data: Any,
     ) -> Result<(PID, String), ErrorCode> {
         println!("{}, {}, {}, {}", principal_name, key, groups, email);
-        if auth_data.name == "NintendoCreateAccountData" {
-            let Ok(data) =
-                NintendoCreateAccountData::deserialize(&mut Cursor::new(&auth_data.data))
-            else {
-                return Err(ErrorCode::Authentication_InvalidParam);
-            };
 
+        if let Ok(data) = auth_data.try_get_as::<NintendoCreateAccountData>() {
             let pid = data.nna_info.principal_basic_info.pid;
-            info!("create account: {}", pid);
+            info!("create account via standard data: {}", pid);
 
-            let Ok(mut mac) = HMacMd5::new_from_slice(key.as_bytes()) else {
-                return Err(ErrorCode::Authentication_InvalidParam);
+            let nexkey: [u8; 16] = hex::decode(key)
+                .map_err(|_| ErrorCode::Authentication_InvalidParam)?
+                .as_slice()
+                .try_into()
+                .map_err(|_| ErrorCode::Authentication_InvalidParam)?;
+
+            let mac = derive_pid_hmac(data.nna_info.principal_basic_info.pid, &nexkey);
+
+            let hex_str = hex::encode(mac);
+            return Ok((pid, hex_str));
+        }
+
+        if let Ok(extra_info) = auth_data.try_get_as::<AccountExtraInfo>() {
+            info!("create account via extra info");
+            let mut client = NexAccountServiceClient::connect(NEX_ACCOUNT_URL.as_str())
+                .await
+                .map_err(|e| {
+                    eprintln!("error occurred: {:?}", e);
+                    ErrorCode::Core_Unknown
+                })?;
+
+            let nexkey: [u8; 16] = hex::decode(key)
+                .map_err(|_| ErrorCode::Authentication_InvalidParam)?
+                .as_slice()
+                .try_into()
+                .map_err(|_| ErrorCode::Authentication_InvalidParam)?;
+
+            let new_account: ActCreateInfoNoPid = ActCreateInfoNoPid {
+                principal_name,
+                key: nexkey.into(),
+                email,
             };
 
-            mac.write_all(bytes_of(&pid))
-                .expect("failed to write to hmac???");
-            let mac = mac.finalize().into_bytes();
+            let pid = client.create_new_sequential_or_update_and_get_account(new_account).await.map_err(|_| ErrorCode::Core_Unknown)?.into_inner();
+
+            let mac = derive_pid_hmac(pid.pid, &nexkey);
 
             let hex_str = hex::encode(mac);
 
-            return Ok((pid, hex_str));
+            return Ok((pid.pid, hex_str));
         }
-        Err(ErrorCode::Core_NotImplemented)
+
+        Err(ErrorCode::Authentication_InvalidParam)
     }
 }