diff --git a/Cargo.lock b/Cargo.lock
index dd4de51..9a5a012 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -17,6 +17,17 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "ahash"
+version = "0.7.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "891477e0c6a8957309ee5c45a6368af3ae14bb510732d2684ffa19af310920f9"
+dependencies = [
+ "getrandom",
+ "once_cell",
+ "version_check",
+]
+
 [[package]]
 name = "ahash"
 version = "0.8.11"
@@ -115,6 +126,21 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
+[[package]]
+name = "anyhow"
+version = "1.0.86"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b3d1d046238990b9cf5bcde22a3fb3584ee5cf65fb2765f454ed428c7a0063da"
+dependencies = [
+ "backtrace",
+]
+
+[[package]]
+name = "arrayvec"
+version = "0.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "96d30a06541fbafbc7f82ed10c06164cfbd2c401138f6addd8404629c4b16711"
+
 [[package]]
 name = "async-stream"
 version = "0.3.5"
@@ -184,6 +210,23 @@ version = "0.21.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
 
+[[package]]
+name = "base64ct"
+version = "1.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8c3c1a368f70d6cf7302d78f8f7093da241fb8e8807c05cc9e51a125895a6d5b"
+
+[[package]]
+name = "bigdecimal"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a6773ddc0eafc0e509fb60e48dff7f450f8e674a0686ae8605e8d9901bd5eefa"
+dependencies = [
+ "num-bigint",
+ "num-integer",
+ "num-traits",
+]
+
 [[package]]
 name = "bitflags"
 version = "1.3.2"
@@ -195,6 +238,21 @@ name = "bitflags"
 version = "2.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b048fb63fd8b5923fc5aa7b340d8e156aec7ec02f0c78fa8a6ddc2613f6f71de"
+dependencies = [
+ "serde",
+]
+
+[[package]]
+name = "bitvec"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1bc2832c24239b0141d5674bb9174f9d68a8b5b3f2753311927c172ca46f7e9c"
+dependencies = [
+ "funty",
+ "radium",
+ "tap",
+ "wyz",
+]
 
 [[package]]
 name = "block-buffer"
@@ -205,12 +263,58 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "borsh"
+version = "1.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a6362ed55def622cddc70a4746a68554d7b687713770de539e59a739b249f8ed"
+dependencies = [
+ "borsh-derive",
+ "cfg_aliases",
+]
+
+[[package]]
+name = "borsh-derive"
+version = "1.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3ef8005764f53cd4dca619f5bf64cafd4664dada50ece25e4d81de54c80cc0b"
+dependencies = [
+ "once_cell",
+ "proc-macro-crate",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.71",
+ "syn_derive",
+]
+
 [[package]]
 name = "bumpalo"
 version = "3.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "79296716171880943b8470b5f8d03aa55eb2e645a4874bdbb28adb49162e012c"
 
+[[package]]
+name = "bytecheck"
+version = "0.6.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23cdc57ce23ac53c931e88a43d06d070a6fd142f2617be5855eb75efc9beb1c2"
+dependencies = [
+ "bytecheck_derive",
+ "ptr_meta",
+ "simdutf8",
+]
+
+[[package]]
+name = "bytecheck_derive"
+version = "0.6.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3db406d29fbcd95542e92559bed4d8ad92636d1ca8b3b72ede10b4bcc010e659"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "byteorder"
 version = "1.5.0"
@@ -235,6 +339,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "cfg_aliases"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
+
 [[package]]
 name = "chrono"
 version = "0.4.38"
@@ -244,6 +354,7 @@ dependencies = [
  "android-tzdata",
  "iana-time-zone",
  "num-traits",
+ "serde",
  "windows-targets 0.52.6",
 ]
 
@@ -293,6 +404,12 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b6a852b24ab71dffc585bcb46eaf7959d175cb865a7152e35b348d1b2960422"
 
+[[package]]
+name = "const-oid"
+version = "0.9.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c2459377285ad874054d797f3ccebf984978aa39129f6eafde5cdc8315b612f8"
+
 [[package]]
 name = "core-foundation"
 version = "0.9.4"
@@ -358,6 +475,37 @@ dependencies = [
  "typenum",
 ]
 
+[[package]]
+name = "db_part"
+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "migration",
+ "sea-orm",
+ "tokio",
+]
+
+[[package]]
+name = "der"
+version = "0.7.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f55bf8e7b65898637379c1b74eb1551107c8294ed26d855ceb9fd1a09cfc9bc0"
+dependencies = [
+ "const-oid",
+ "pem-rfc7468",
+ "zeroize",
+]
+
+[[package]]
+name = "deranged"
+version = "0.3.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b42b6fa04a440b495c8b04d0e71b707c585f83cb9cb28cf8cd0d976c315e31b4"
+dependencies = [
+ "powerfmt",
+ "serde",
+]
+
 [[package]]
 name = "derivative"
 version = "2.2.0"
@@ -376,6 +524,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
  "block-buffer",
+ "const-oid",
  "crypto-common",
  "subtle",
 ]
@@ -443,6 +592,17 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9fc0510504f03c51ada170672ac806f1f105a88aa97a5281117e1ddc3368e51a"
 
+[[package]]
+name = "flume"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55ac459de2512911e4b674ce33cf20befaba382d05b62b008afc1c8b57cbf181"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+ "spin",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -473,6 +633,12 @@ dependencies = [
  "percent-encoding",
 ]
 
+[[package]]
+name = "funty"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6d5a32815ae3f33302d95fdcb2ce17862f8c65363dcfd29360480ba1001fc9c"
+
 [[package]]
 name = "futures"
 version = "0.3.30"
@@ -503,6 +669,17 @@ version = "0.3.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dfc6580bb841c5a68e9ef15c77ccc837b40a7504914d52e47b8b0e9bbda25a1d"
 
+[[package]]
+name = "futures-executor"
+version = "0.3.30"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a576fc72ae164fca6b9db127eaa9a9dda0d61316034f33a0a0d4eda41f02b01d"
+dependencies = [
+ "futures-core",
+ "futures-task",
+ "futures-util",
+]
+
 [[package]]
 name = "futures-intrusive"
 version = "0.5.0"
@@ -601,13 +778,22 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "hashbrown"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
+dependencies = [
+ "ahash 0.7.8",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.14.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
 dependencies = [
- "ahash",
+ "ahash 0.8.11",
  "allocator-api2",
 ]
 
@@ -617,7 +803,7 @@ version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e8094feaf31ff591f651a2664fb9cfd92bba7a60ce3197265e9482ebe753c8f7"
 dependencies = [
- "hashbrown",
+ "hashbrown 0.14.5",
 ]
 
 [[package]]
@@ -785,7 +971,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "168fb715dda47215e360912c096649d23d58bf392ac62f73919e831745e40f26"
 dependencies = [
  "equivalent",
- "hashbrown",
+ "hashbrown 0.14.5",
 ]
 
 [[package]]
@@ -831,6 +1017,9 @@ name = "lazy_static"
 version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
+dependencies = [
+ "spin",
+]
 
 [[package]]
 name = "libc"
@@ -838,6 +1027,23 @@ version = "0.2.155"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "97b3888a4aecf77e811145cadf6eef5901f4782c53886191b2f693f24761847c"
 
+[[package]]
+name = "libm"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4ec2a862134d2a7d32d7983ddcdd1c4923530833c9f2ea1a44fc5fa473989058"
+
+[[package]]
+name = "libsqlite3-sys"
+version = "0.27.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf4e226dcd58b4be396f7bd3c20da8fdee2911400705297ba7d2d7cc2c30f716"
+dependencies = [
+ "cc",
+ "pkg-config",
+ "vcpkg",
+]
+
 [[package]]
 name = "linux-raw-sys"
 version = "0.4.14"
@@ -952,6 +1158,59 @@ dependencies = [
  "minimal-lexical",
 ]
 
+[[package]]
+name = "num-bigint"
+version = "0.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a5e44f723f1133c9deac646763579fdb3ac745e418f2a7af9cd0c431da1f20b9"
+dependencies = [
+ "num-integer",
+ "num-traits",
+]
+
+[[package]]
+name = "num-bigint-dig"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc84195820f291c7697304f3cbdadd1cb7199c0efc917ff5eafd71225c136151"
+dependencies = [
+ "byteorder",
+ "lazy_static",
+ "libm",
+ "num-integer",
+ "num-iter",
+ "num-traits",
+ "rand",
+ "smallvec",
+ "zeroize",
+]
+
+[[package]]
+name = "num-conv"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "51d515d32fb182ee37cda2ccdcb92950d6a3c2893aa280e540671c2cd0f3b1d9"
+
+[[package]]
+name = "num-integer"
+version = "0.1.46"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7969661fd2958a5cb096e56c8e1ad0444ac2bbcd0061bd28660485a44879858f"
+dependencies = [
+ "num-traits",
+]
+
+[[package]]
+name = "num-iter"
+version = "0.1.45"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1429034a0490724d0075ebb2bc9e875d6503c3cf69e235a8941aa757d83ef5bf"
+dependencies = [
+ "autocfg",
+ "num-integer",
+ "num-traits",
+]
+
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -959,6 +1218,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841"
 dependencies = [
  "autocfg",
+ "libm",
 ]
 
 [[package]]
@@ -1092,6 +1352,15 @@ version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "57c0d7b74b563b49d38dae00a0c37d4d6de9b432382b2892f0574ddcae73fd0a"
 
+[[package]]
+name = "pem-rfc7468"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "88b39c9bfcfc231068454382784bb460aae594343fb030d46e9f50a645418412"
+dependencies = [
+ "base64ct",
+]
+
 [[package]]
 name = "percent-encoding"
 version = "2.3.1"
@@ -1110,18 +1379,54 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
+[[package]]
+name = "pkcs1"
+version = "0.7.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c8ffb9f10fa047879315e6625af03c164b16962a5368d724ed16323b68ace47f"
+dependencies = [
+ "der",
+ "pkcs8",
+ "spki",
+]
+
+[[package]]
+name = "pkcs8"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f950b2377845cebe5cf8b5165cb3cc1a5e0fa5cfa3e1f7f55707d8fd82e0a7b7"
+dependencies = [
+ "der",
+ "spki",
+]
+
 [[package]]
 name = "pkg-config"
 version = "0.3.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d231b230927b5e4ad203db57bbcbee2802f6bce620b1e4a9024a07d94e2907ec"
 
+[[package]]
+name = "powerfmt"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
+[[package]]
+name = "proc-macro-crate"
+version = "3.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d37c51ca738a55da99dc0c4a34860fd675453b8b36209178c2249bb13651284"
+dependencies = [
+ "toml_edit",
+]
+
 [[package]]
 name = "proc-macro-error"
 version = "1.0.4"
@@ -1155,6 +1460,26 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "ptr_meta"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0738ccf7ea06b608c10564b31debd4f5bc5e197fc8bfe088f68ae5ce81e7a4f1"
+dependencies = [
+ "ptr_meta_derive",
+]
+
+[[package]]
+name = "ptr_meta_derive"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "16b845dbfca988fa33db069c0e230574d15a3088f147a87b64c7589eb662c9ac"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "quote"
 version = "1.0.36"
@@ -1164,6 +1489,12 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "radium"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc33ff2d4973d518d823d61aa239014831e521c75da58e3df4840d3f47749d09"
+
 [[package]]
 name = "rand"
 version = "0.8.5"
@@ -1256,6 +1587,15 @@ version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
 
+[[package]]
+name = "rend"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "71fe3824f5629716b1589be05dacd749f6aa084c87e00e016714a8cdfccc997c"
+dependencies = [
+ "bytecheck",
+]
+
 [[package]]
 name = "reqwest"
 version = "0.11.27"
@@ -1311,6 +1651,71 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
+[[package]]
+name = "rkyv"
+version = "0.7.44"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5cba464629b3394fc4dbc6f940ff8f5b4ff5c7aef40f29166fd4ad12acbc99c0"
+dependencies = [
+ "bitvec",
+ "bytecheck",
+ "bytes",
+ "hashbrown 0.12.3",
+ "ptr_meta",
+ "rend",
+ "rkyv_derive",
+ "seahash",
+ "tinyvec",
+ "uuid",
+]
+
+[[package]]
+name = "rkyv_derive"
+version = "0.7.44"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a7dddfff8de25e6f62b9d64e6e432bf1c6736c57d20323e15ee10435fbda7c65"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
+[[package]]
+name = "rsa"
+version = "0.9.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d0e5124fcb30e76a7e79bfee683a2746db83784b86289f6251b54b7950a0dfc"
+dependencies = [
+ "const-oid",
+ "digest",
+ "num-bigint-dig",
+ "num-integer",
+ "num-traits",
+ "pkcs1",
+ "pkcs8",
+ "rand_core",
+ "signature",
+ "spki",
+ "subtle",
+ "zeroize",
+]
+
+[[package]]
+name = "rust_decimal"
+version = "1.35.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1790d1c4c0ca81211399e0e0af16333276f375209e71a37b67698a373db5b47a"
+dependencies = [
+ "arrayvec",
+ "borsh",
+ "bytes",
+ "num-traits",
+ "rand",
+ "rkyv",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "rustc-demangle"
 version = "0.1.24"
@@ -1412,18 +1817,24 @@ checksum = "c8814e37dc25de54398ee62228323657520b7f29713b8e238649385dbe473ee0"
 dependencies = [
  "async-stream",
  "async-trait",
+ "bigdecimal",
+ "chrono",
  "futures",
  "log",
  "ouroboros",
+ "rust_decimal",
  "sea-orm-macros",
  "sea-query",
  "sea-query-binder",
  "serde",
+ "serde_json",
  "sqlx",
  "strum",
  "thiserror",
+ "time",
  "tracing",
  "url",
+ "uuid",
 ]
 
 [[package]]
@@ -1480,10 +1891,16 @@ version = "0.30.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4166a1e072292d46dc91f31617c2a1cdaf55a8be4b5c9f4bf2ba248e3ac4999b"
 dependencies = [
+ "bigdecimal",
+ "chrono",
  "derivative",
  "inherent",
  "ordered-float",
+ "rust_decimal",
  "sea-query-derive",
+ "serde_json",
+ "time",
+ "uuid",
 ]
 
 [[package]]
@@ -1492,8 +1909,14 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "36bbb68df92e820e4d5aeb17b4acd5cc8b5d18b2c36a4dd6f4626aabfa7ab1b9"
 dependencies = [
+ "bigdecimal",
+ "chrono",
+ "rust_decimal",
  "sea-query",
+ "serde_json",
  "sqlx",
+ "time",
+ "uuid",
 ]
 
 [[package]]
@@ -1532,6 +1955,12 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "seahash"
+version = "4.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1c107b6f4780854c8b126e228ea8869f4d7b71260f962fefb57b996b8959ba6b"
+
 [[package]]
 name = "security-framework"
 version = "2.11.1"
@@ -1598,6 +2027,17 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "sha1"
+version = "0.10.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
+dependencies = [
+ "cfg-if",
+ "cpufeatures",
+ "digest",
+]
+
 [[package]]
 name = "sha2"
 version = "0.10.8"
@@ -1627,6 +2067,22 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "signature"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77549399552de45a898a580c1b41d445bf730df867cc44e6c0233bbc4b8329de"
+dependencies = [
+ "digest",
+ "rand_core",
+]
+
+[[package]]
+name = "simdutf8"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f27f6278552951f1f2b8cf9da965d10969b2efdea95a6ec47987ab46edfe263a"
+
 [[package]]
 name = "slab"
 version = "0.4.9"
@@ -1657,6 +2113,19 @@ name = "spin"
 version = "0.9.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
+dependencies = [
+ "lock_api",
+]
+
+[[package]]
+name = "spki"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d91ed6c858b01f942cd56b37a94b3e0a1798290327d1236e4d9cf4eaca44d29d"
+dependencies = [
+ "base64ct",
+ "der",
+]
 
 [[package]]
 name = "sqlformat"
@@ -1676,7 +2145,9 @@ checksum = "c9a2ccff1a000a5a59cd33da541d9f2fdcd9e6e8229cc200565942bff36d0aaa"
 dependencies = [
  "sqlx-core",
  "sqlx-macros",
+ "sqlx-mysql",
  "sqlx-postgres",
+ "sqlx-sqlite",
 ]
 
 [[package]]
@@ -1685,10 +2156,12 @@ version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "24ba59a9342a3d9bab6c56c118be528b27c9b60e490080e9711a04dccac83ef6"
 dependencies = [
- "ahash",
+ "ahash 0.8.11",
  "atoi",
+ "bigdecimal",
  "byteorder",
  "bytes",
+ "chrono",
  "crc",
  "crossbeam-queue",
  "either",
@@ -1706,6 +2179,7 @@ dependencies = [
  "once_cell",
  "paste",
  "percent-encoding",
+ "rust_decimal",
  "rustls",
  "rustls-pemfile",
  "serde",
@@ -1714,10 +2188,12 @@ dependencies = [
  "smallvec",
  "sqlformat",
  "thiserror",
+ "time",
  "tokio",
  "tokio-stream",
  "tracing",
  "url",
+ "uuid",
  "webpki-roots",
 ]
 
@@ -1751,13 +2227,62 @@ dependencies = [
  "serde_json",
  "sha2",
  "sqlx-core",
+ "sqlx-mysql",
  "sqlx-postgres",
+ "sqlx-sqlite",
  "syn 1.0.109",
  "tempfile",
  "tokio",
  "url",
 ]
 
+[[package]]
+name = "sqlx-mysql"
+version = "0.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1ed31390216d20e538e447a7a9b959e06ed9fc51c37b514b46eb758016ecd418"
+dependencies = [
+ "atoi",
+ "base64",
+ "bigdecimal",
+ "bitflags 2.6.0",
+ "byteorder",
+ "bytes",
+ "chrono",
+ "crc",
+ "digest",
+ "dotenvy",
+ "either",
+ "futures-channel",
+ "futures-core",
+ "futures-io",
+ "futures-util",
+ "generic-array",
+ "hex",
+ "hkdf",
+ "hmac",
+ "itoa",
+ "log",
+ "md-5",
+ "memchr",
+ "once_cell",
+ "percent-encoding",
+ "rand",
+ "rsa",
+ "rust_decimal",
+ "serde",
+ "sha1",
+ "sha2",
+ "smallvec",
+ "sqlx-core",
+ "stringprep",
+ "thiserror",
+ "time",
+ "tracing",
+ "uuid",
+ "whoami",
+]
+
 [[package]]
 name = "sqlx-postgres"
 version = "0.7.4"
@@ -1766,8 +2291,10 @@ checksum = "7c824eb80b894f926f89a0b9da0c7f435d27cdd35b8c655b114e58223918577e"
 dependencies = [
  "atoi",
  "base64",
+ "bigdecimal",
  "bitflags 2.6.0",
  "byteorder",
+ "chrono",
  "crc",
  "dotenvy",
  "etcetera",
@@ -1783,8 +2310,10 @@ dependencies = [
  "log",
  "md-5",
  "memchr",
+ "num-bigint",
  "once_cell",
  "rand",
+ "rust_decimal",
  "serde",
  "serde_json",
  "sha2",
@@ -1792,10 +2321,38 @@ dependencies = [
  "sqlx-core",
  "stringprep",
  "thiserror",
+ "time",
  "tracing",
+ "uuid",
  "whoami",
 ]
 
+[[package]]
+name = "sqlx-sqlite"
+version = "0.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b244ef0a8414da0bed4bb1910426e890b19e5e9bccc27ada6b797d05c55ae0aa"
+dependencies = [
+ "atoi",
+ "chrono",
+ "flume",
+ "futures-channel",
+ "futures-core",
+ "futures-executor",
+ "futures-intrusive",
+ "futures-util",
+ "libsqlite3-sys",
+ "log",
+ "percent-encoding",
+ "serde",
+ "sqlx-core",
+ "time",
+ "tracing",
+ "url",
+ "urlencoding",
+ "uuid",
+]
+
 [[package]]
 name = "sr_download"
 version = "0.1.0"
@@ -1860,6 +2417,18 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "syn_derive"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1329189c02ff984e9736652b1631330da25eaa6bc639089ed4915d25446cbe7b"
+dependencies = [
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.71",
+]
+
 [[package]]
 name = "sync_wrapper"
 version = "0.1.2"
@@ -1887,6 +2456,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "tap"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
+
 [[package]]
 name = "tempfile"
 version = "3.10.1"
@@ -1929,6 +2504,37 @@ dependencies = [
  "once_cell",
 ]
 
+[[package]]
+name = "time"
+version = "0.3.36"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5dfd88e563464686c916c7e46e623e520ddc6d79fa6641390f2e3fa86e83e885"
+dependencies = [
+ "deranged",
+ "itoa",
+ "num-conv",
+ "powerfmt",
+ "serde",
+ "time-core",
+ "time-macros",
+]
+
+[[package]]
+name = "time-core"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef927ca75afb808a4d64dd374f00a2adf8d0fcff8e7b184af886c3c87ec4a3f3"
+
+[[package]]
+name = "time-macros"
+version = "0.2.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f252a68540fde3a3877aeea552b832b40ab9a69e318efd078774a01ddee1ccf"
+dependencies = [
+ "num-conv",
+ "time-core",
+]
+
 [[package]]
 name = "tinyvec"
 version = "1.8.0"
@@ -2008,6 +2614,23 @@ dependencies = [
  "tokio",
 ]
 
+[[package]]
+name = "toml_datetime"
+version = "0.6.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4badfd56924ae69bcc9039335b2e017639ce3f9b001c393c1b2d1ef846ce2cbf"
+
+[[package]]
+name = "toml_edit"
+version = "0.21.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a8534fd7f78b5405e860340ad6575217ce99f38d4d5c8f2442cb5ecb50090e1"
+dependencies = [
+ "indexmap",
+ "toml_datetime",
+ "winnow",
+]
+
 [[package]]
 name = "tower-service"
 version = "0.3.2"
@@ -2129,12 +2752,27 @@ dependencies = [
  "percent-encoding",
 ]
 
+[[package]]
+name = "urlencoding"
+version = "2.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "daf8dba3b7eb870caf1ddeed7bc9d2a049f3cfdfae7cb521b087cc33ae4c49da"
+
 [[package]]
 name = "utf8parse"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
+[[package]]
+name = "uuid"
+version = "1.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81dfa00651efa65069b0b6b651f4aaa31ba9e3c3ce0137aaad053604ee7e0314"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "vcpkg"
 version = "0.2.15"
@@ -2408,6 +3046,15 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
 
+[[package]]
+name = "winnow"
+version = "0.5.40"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f593a95398737aeed53e489c785df13f3618e41dbcd6718c6addbf1395aa6876"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "winreg"
 version = "0.50.0"
@@ -2418,6 +3065,15 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "wyz"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "05f360fc0b24296329c78fda852a1e9ae82de9cf7b27dae4b7f62f118f77b9ed"
+dependencies = [
+ "tap",
+]
+
 [[package]]
 name = "zerocopy"
 version = "0.7.35"
@@ -2437,3 +3093,9 @@ dependencies = [
  "quote",
  "syn 2.0.71",
 ]
+
+[[package]]
+name = "zeroize"
+version = "1.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ced3678a2879b30306d323f4542626697a464a97c0a07c9aebf7ebca65cd4dde"
diff --git a/Cargo.toml b/Cargo.toml
index 635f04c..914454d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,5 +2,6 @@
 resolver = "2"
 members = [
     "sr_download",
-    "migration"
+    "migration",
+    "db_part"
 ]
diff --git a/db_part/Cargo.toml b/db_part/Cargo.toml
new file mode 100644
index 0000000..0ac532b
--- /dev/null
+++ b/db_part/Cargo.toml
@@ -0,0 +1,13 @@
+[package]
+name = "db_part"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+anyhow = { version = "1.0.86", features = ["backtrace"] }
+migration = { path = "../migration" }
+sea-orm = {version = "0.12.15", features = [
+    "sqlx-postgres",
+    "runtime-tokio-rustls"
+]}
+tokio = { version = "1.38.1", features = ["full"] }
diff --git a/db_part/src/lib.rs b/db_part/src/lib.rs
new file mode 100644
index 0000000..cd115c6
--- /dev/null
+++ b/db_part/src/lib.rs
@@ -0,0 +1,12 @@
+use anyhow::Ok;
+use sea_orm::{ConnectOptions, Database, DatabaseConnection};
+
+pub async fn init_db() -> anyhow::Result<()> {
+    let mut opt =
+        ConnectOptions::new("postgres://srdown:srdown@localhost:5432/srdown?currentSchema=srdown");
+    opt.max_connections(10).sqlx_logging(true);
+
+    let db = Database::connect(opt).await?;
+
+    Ok(())
+}
diff --git a/migration/src/m20240719_000001_create_main_data_table.rs b/migration/src/m20240719_000001_create_main_data_table.rs
index b49738b..08a60bd 100644
--- a/migration/src/m20240719_000001_create_main_data_table.rs
+++ b/migration/src/m20240719_000001_create_main_data_table.rs
@@ -6,7 +6,7 @@ use sea_orm_migration::prelude::*;
 pub struct Migration;
 
 #[derive(DeriveIden)]
-struct SaveTypeEnum;
+pub struct SaveTypeEnum;
 
 #[derive(DeriveIden, EnumIter)]
 pub enum SaveTypeVariants {