diff --git a/Cargo.lock b/Cargo.lock
index e5b3d39..74ee968 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -17,6 +17,18 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "ahash"
+version = "0.8.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e89da841a80418a9b391ebaea17f5c112ffaaa96f621d2c285b5174da76b9011"
+dependencies = [
+ "cfg-if",
+ "once_cell",
+ "version_check",
+ "zerocopy",
+]
+
 [[package]]
 name = "aho-corasick"
 version = "1.1.2"
@@ -26,6 +38,12 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "allocator-api2"
+version = "0.2.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0942ffc6dcaadf03badf6e6a2d0228460359d5e34b57ccdc720b7382dfbd5ec5"
+
 [[package]]
 name = "annotate-snippets"
 version = "0.9.2"
@@ -49,6 +67,17 @@ dependencies = [
  "pin-project-lite",
 ]
 
+[[package]]
+name = "async-trait"
+version = "0.1.77"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c980ee35e870bd1a4d2c8294d4c04d0499e67bca1e4b5cefcc693c2fa00caea9"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.50",
+]
+
 [[package]]
 name = "autocfg"
 version = "1.1.0"
@@ -97,6 +126,12 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "bumpalo"
+version = "3.15.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7ff69b9dd49fd426c69a0db9fc04dd934cdb6645ff000864d98f7e2af8830eaa"
+
 [[package]]
 name = "byteorder"
 version = "1.5.0"
@@ -165,13 +200,51 @@ dependencies = [
 name = "dc09bin"
 version = "0.1.0"
 dependencies = [
+ "deadpool-postgres",
  "futures",
  "ntex",
  "ntex-files",
  "ntex-multipart",
+ "r2d2",
+ "r2d2_sqlite",
+ "rusqlite",
+ "tokio-postgres",
  "yarte",
 ]
 
+[[package]]
+name = "deadpool"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fb84100978c1c7b37f09ed3ce3e5f843af02c2a2c431bae5b19230dad2c1b490"
+dependencies = [
+ "async-trait",
+ "deadpool-runtime",
+ "num_cpus",
+ "tokio",
+]
+
+[[package]]
+name = "deadpool-postgres"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bda39fa1cfff190d8924d447ad04fd22772c250438ca5ce1dfb3c80621c05aaa"
+dependencies = [
+ "deadpool",
+ "tokio",
+ "tokio-postgres",
+ "tracing",
+]
+
+[[package]]
+name = "deadpool-runtime"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "63dfa964fe2a66f3fde91fc70b267fe193d822c7e603e2a675a49a7f46ad3f49"
+dependencies = [
+ "tokio",
+]
+
 [[package]]
 name = "derive_more"
 version = "0.99.17"
@@ -193,6 +266,7 @@ checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
  "block-buffer",
  "crypto-common",
+ "subtle",
 ]
 
 [[package]]
@@ -241,6 +315,30 @@ dependencies = [
  "pin-project-lite",
 ]
 
+[[package]]
+name = "fallible-iterator"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4443176a9f2c162692bd3d352d745ef9413eec5782a80d8fd6f8a1ac692a07f7"
+
+[[package]]
+name = "fallible-iterator"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2acce4a10f12dc2fb14a218589d4f1f62ef011b2d0cc4b3cb1bba8e94da14649"
+
+[[package]]
+name = "fallible-streaming-iterator"
+version = "0.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7360491ce676a36bf9bb3c56c1aa791658183a54d2744120f27285738d90465a"
+
+[[package]]
+name = "finl_unicode"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8fcfdc7a0362c9f4444381a9e697c79d435fe65b52a37466fc2c1184cee9edc6"
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -410,6 +508,40 @@ version = "0.28.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4271d37baee1b8c7e4b708028c57d816cf9d2434acb33a549475f78c181f6253"
 
+[[package]]
+name = "hashbrown"
+version = "0.14.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "290f1a1d9242c78d09ce40a5e87e7554ee637af1351968159f4952f028f75604"
+dependencies = [
+ "ahash",
+ "allocator-api2",
+]
+
+[[package]]
+name = "hashlink"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "692eaaf7f7607518dd3cef090f1474b61edc5301d8012f09579920df68b725ee"
+dependencies = [
+ "hashbrown",
+]
+
+[[package]]
+name = "hermit-abi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d231dfb89cfffdbc30e7fc41579ed6066ad03abda9e567ccafae602b97ec5024"
+
+[[package]]
+name = "hmac"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c49c37c09c17a53d937dfbb742eb3a961d65a994e6bcdcf37e7399d0cc8ab5e"
+dependencies = [
+ "digest",
+]
+
 [[package]]
 name = "http"
 version = "1.0.0"
@@ -439,6 +571,15 @@ version = "1.0.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b1a46d1a171d865aa5f83f92695765caa047a9b4cbae2cbf37dbd613a793fd4c"
 
+[[package]]
+name = "js-sys"
+version = "0.3.69"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "29c15563dc2726973df627357ce0c9ddddbea194836909d655df6a75d2cf296d"
+dependencies = [
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "language-tags"
 version = "0.3.2"
@@ -457,6 +598,16 @@ version = "0.2.153"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c198f91728a82281a64e1f4f9eeb25d82cb32a5de251c6bd1b5154d63a8e7bd"
 
+[[package]]
+name = "libsqlite3-sys"
+version = "0.28.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c10584274047cb335c23d3e61bcef8e323adae7c5c8c760540f73610177fc3f"
+dependencies = [
+ "pkg-config",
+ "vcpkg",
+]
+
 [[package]]
 name = "linux-raw-sys"
 version = "0.4.13"
@@ -506,7 +657,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a2629bb1404f3d34c2e921f21fd34ba00b206124c81f65c50b43b6aaefeb016"
 dependencies = [
  "log",
- "phf",
+ "phf 0.10.1",
  "phf_codegen",
  "string_cache",
  "string_cache_codegen",
@@ -522,6 +673,16 @@ dependencies = [
  "regex-automata 0.1.10",
 ]
 
+[[package]]
+name = "md-5"
+version = "0.10.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d89e7ee0cfbedfc4da3340218492196241d89eefb6dab27de5df917a6d2e78cf"
+dependencies = [
+ "cfg-if",
+ "digest",
+]
+
 [[package]]
 name = "memchr"
 version = "2.7.1"
@@ -846,6 +1007,16 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "num_cpus"
+version = "1.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4161fcb6d602d4d2081af7c3a45852d875a03dd337a6bfdd6e06407b61342a43"
+dependencies = [
+ "hermit-abi",
+ "libc",
+]
+
 [[package]]
 name = "object"
 version = "0.32.2"
@@ -917,7 +1088,16 @@ version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fabbf1ead8a5bcbc20f5f8b939ee3f5b0f6f281b6ad3468b84656b658b455259"
 dependencies = [
- "phf_shared",
+ "phf_shared 0.10.0",
+]
+
+[[package]]
+name = "phf"
+version = "0.11.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ade2d8b8f33c7333b51bcf0428d37e217e9f32192ae4772156f65063b8ce03dc"
+dependencies = [
+ "phf_shared 0.11.2",
 ]
 
 [[package]]
@@ -927,7 +1107,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4fb1c3a8bc4dd4e5cfce29b44ffc14bedd2ee294559a294e2a4d4c9e9a6a13cd"
 dependencies = [
  "phf_generator",
- "phf_shared",
+ "phf_shared 0.10.0",
 ]
 
 [[package]]
@@ -936,7 +1116,7 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5d5285893bb5eb82e6aaf5d59ee909a06a16737a8970984dd7746ba9283498d6"
 dependencies = [
- "phf_shared",
+ "phf_shared 0.10.0",
  "rand",
 ]
 
@@ -949,6 +1129,15 @@ dependencies = [
  "siphasher",
 ]
 
+[[package]]
+name = "phf_shared"
+version = "0.11.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "90fcb95eef784c2ac79119d1dd819e162b5da872ce6f3c3abe1e8ca1c082f72b"
+dependencies = [
+ "siphasher",
+]
+
 [[package]]
 name = "pin-project-lite"
 version = "0.2.13"
@@ -961,6 +1150,12 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
+[[package]]
+name = "pkg-config"
+version = "0.3.30"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d231b230927b5e4ad203db57bbcbee2802f6bce620b1e4a9024a07d94e2907ec"
+
 [[package]]
 name = "polling"
 version = "3.5.0"
@@ -975,6 +1170,35 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
+[[package]]
+name = "postgres-protocol"
+version = "0.6.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49b6c5ef183cd3ab4ba005f1ca64c21e8bd97ce4699cfea9e8d9a2c4958ca520"
+dependencies = [
+ "base64",
+ "byteorder",
+ "bytes",
+ "fallible-iterator 0.2.0",
+ "hmac",
+ "md-5",
+ "memchr",
+ "rand",
+ "sha2",
+ "stringprep",
+]
+
+[[package]]
+name = "postgres-types"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8d2234cdee9408b523530a9b6d2d6b373d1db34f6a8e51dc03ded1828d7fb67c"
+dependencies = [
+ "bytes",
+ "fallible-iterator 0.2.0",
+ "postgres-protocol",
+]
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.17"
@@ -1015,6 +1239,28 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "r2d2"
+version = "0.8.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "51de85fb3fb6524929c8a2eb85e6b6d363de4e8c48f9e2c2eac4944abc181c93"
+dependencies = [
+ "log",
+ "parking_lot",
+ "scheduled-thread-pool",
+]
+
+[[package]]
+name = "r2d2_sqlite"
+version = "0.24.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a982edf65c129796dba72f8775b292ef482b40d035e827a9825b3bc07ccc5f2"
+dependencies = [
+ "r2d2",
+ "rusqlite",
+ "uuid",
+]
+
 [[package]]
 name = "rand"
 version = "0.8.5"
@@ -1098,6 +1344,20 @@ version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c08c74e62047bb2de4ff487b251e4a92e24f48745648451635cec7d591162d9f"
 
+[[package]]
+name = "rusqlite"
+version = "0.31.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b838eba278d213a8beaf485bd313fd580ca4505a00d5871caeb1457c55322cae"
+dependencies = [
+ "bitflags 2.4.2",
+ "fallible-iterator 0.3.0",
+ "fallible-streaming-iterator",
+ "hashlink",
+ "libsqlite3-sys",
+ "smallvec",
+]
+
 [[package]]
 name = "rustc-demangle"
 version = "0.1.23"
@@ -1138,6 +1398,15 @@ version = "1.0.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e86697c916019a8588c99b5fac3cead74ec0b4b819707a682fd4d23fa0ce1ba1"
 
+[[package]]
+name = "scheduled-thread-pool"
+version = "0.2.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3cbc66816425a074528352f5789333ecff06ca41b36b0b0efdfbb29edc391a19"
+dependencies = [
+ "parking_lot",
+]
+
 [[package]]
 name = "scoped-tls"
 version = "1.0.1"
@@ -1210,6 +1479,17 @@ dependencies = [
  "digest",
 ]
 
+[[package]]
+name = "sha2"
+version = "0.10.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "793db75ad2bcafc3ffa7c68b215fee268f537982cd901d132f89c6343f3a3dc8"
+dependencies = [
+ "cfg-if",
+ "cpufeatures",
+ "digest",
+]
+
 [[package]]
 name = "sharded-slab"
 version = "0.1.7"
@@ -1268,7 +1548,7 @@ dependencies = [
  "new_debug_unreachable",
  "once_cell",
  "parking_lot",
- "phf_shared",
+ "phf_shared 0.10.0",
  "precomputed-hash",
  "serde",
 ]
@@ -1280,11 +1560,28 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6bb30289b722be4ff74a408c3cc27edeaad656e06cb1fe8fa9231fa59c728988"
 dependencies = [
  "phf_generator",
- "phf_shared",
+ "phf_shared 0.10.0",
  "proc-macro2",
  "quote",
 ]
 
+[[package]]
+name = "stringprep"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bb41d74e231a107a1b4ee36bd1214b11285b77768d2e3824aedafa988fd36ee6"
+dependencies = [
+ "finl_unicode",
+ "unicode-bidi",
+ "unicode-normalization",
+]
+
+[[package]]
+name = "subtle"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81cdd64d312baedb58e21336b31bc043b77e01cc99033ce76ef539f78e965ebc"
+
 [[package]]
 name = "syn"
 version = "1.0.109"
@@ -1348,6 +1645,21 @@ dependencies = [
  "once_cell",
 ]
 
+[[package]]
+name = "tinyvec"
+version = "1.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87cc5ceb3875bb20c2890005a4e226a4651264a5c75edb2421b52861a0a0cb50"
+dependencies = [
+ "tinyvec_macros",
+]
+
+[[package]]
+name = "tinyvec_macros"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
+
 [[package]]
 name = "tokio"
 version = "1.36.0"
@@ -1355,6 +1667,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "61285f6515fa018fb2d1e46eb21223fff441ee8db5d0f1435e8ab4f5cdb80931"
 dependencies = [
  "backtrace",
+ "bytes",
  "libc",
  "mio",
  "pin-project-lite",
@@ -1363,6 +1676,46 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "tokio-postgres"
+version = "0.7.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d340244b32d920260ae7448cb72b6e238bddc3d4f7603394e7dd46ed8e48f5b8"
+dependencies = [
+ "async-trait",
+ "byteorder",
+ "bytes",
+ "fallible-iterator 0.2.0",
+ "futures-channel",
+ "futures-util",
+ "log",
+ "parking_lot",
+ "percent-encoding",
+ "phf 0.11.2",
+ "pin-project-lite",
+ "postgres-protocol",
+ "postgres-types",
+ "rand",
+ "socket2",
+ "tokio",
+ "tokio-util",
+ "whoami",
+]
+
+[[package]]
+name = "tokio-util"
+version = "0.7.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5419f34732d9eb6ee4c3578b7989078579b7f039cbbb9ca2c4da015749371e15"
+dependencies = [
+ "bytes",
+ "futures-core",
+ "futures-sink",
+ "pin-project-lite",
+ "tokio",
+ "tracing",
+]
+
 [[package]]
 name = "toml"
 version = "0.5.11"
@@ -1464,12 +1817,27 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "unicode-bidi"
+version = "0.3.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "08f95100a766bf4f8f28f90d77e0a5461bbdb219042e7679bebe79004fed8d75"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
 
+[[package]]
+name = "unicode-normalization"
+version = "0.1.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a56d1686db2308d901306f92a263857ef59ea39678a5458e7cb17f01415101f5"
+dependencies = [
+ "tinyvec",
+]
+
 [[package]]
 name = "unicode-width"
 version = "0.1.11"
@@ -1488,6 +1856,16 @@ version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
 
+[[package]]
+name = "uuid"
+version = "1.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f00cc9702ca12d3c81455259621e676d0f7251cec66a21e98fe2e9a37db93b2a"
+dependencies = [
+ "getrandom",
+ "rand",
+]
+
 [[package]]
 name = "v_eval"
 version = "0.6.0"
@@ -1510,6 +1888,12 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
 
+[[package]]
+name = "vcpkg"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
+
 [[package]]
 name = "version_check"
 version = "0.9.4"
@@ -1522,6 +1906,87 @@ version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
+[[package]]
+name = "wasite"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8dad83b4f25e74f184f64c43b150b91efe7647395b42289f38e50566d82855b"
+
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.92"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4be2531df63900aeb2bca0daaaddec08491ee64ceecbee5076636a3b026795a8"
+dependencies = [
+ "cfg-if",
+ "wasm-bindgen-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-backend"
+version = "0.2.92"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "614d787b966d3989fa7bb98a654e369c762374fd3213d212cfc0251257e747da"
+dependencies = [
+ "bumpalo",
+ "log",
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.50",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-macro"
+version = "0.2.92"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1f8823de937b71b9460c0c34e25f3da88250760bec0ebac694b49997550d726"
+dependencies = [
+ "quote",
+ "wasm-bindgen-macro-support",
+]
+
+[[package]]
+name = "wasm-bindgen-macro-support"
+version = "0.2.92"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.50",
+ "wasm-bindgen-backend",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.92"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "af190c94f2773fdb3729c55b007a722abb5384da03bc0986df4c289bf5567e96"
+
+[[package]]
+name = "web-sys"
+version = "0.3.69"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77afa9a11836342370f4817622a2f0f418b134426d91a82dfb48f532d2ec13ef"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "whoami"
+version = "1.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a44ab49fad634e88f55bf8f9bb3abd2f27d7204172a112c7c9987e01c1c94ea9"
+dependencies = [
+ "redox_syscall",
+ "wasite",
+ "web-sys",
+]
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -1809,3 +2274,23 @@ dependencies = [
  "unicode-xid",
  "yarte_helpers",
 ]
+
+[[package]]
+name = "zerocopy"
+version = "0.7.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "74d4d3961e53fa4c9a25a8637fc2bfaf2595b3d3ae34875568a5cf64787716be"
+dependencies = [
+ "zerocopy-derive",
+]
+
+[[package]]
+name = "zerocopy-derive"
+version = "0.7.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9ce1b18ccd8e73a9321186f97e46f9f04b778851177567b1975109d26a08d2a6"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.50",
+]
diff --git a/Cargo.toml b/Cargo.toml
index ade3a5b..a3e1e86 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,11 +6,19 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-futures = "0.3.30"
 ntex = { version = "1.1.0", features = ["tokio"] }
 ntex-files = "0.4"
 ntex-multipart = "1.0.0"
 yarte = { version = "0.15.7", features = ["html-min"] }
 
+futures = "0.3.30"
+
+deadpool-postgres = "0.12.1"
+tokio-postgres = "0.7.10"
+
+r2d2 = "0.8.10"
+r2d2_sqlite = "0.24.0"
+rusqlite = "0.31.0"
+
 [build-dependencies]
 yarte = "0.15.7"
diff --git a/sql/postgres_schema.sql b/sql/postgres_schema.sql
new file mode 100644
index 0000000..0a68139
--- /dev/null
+++ b/sql/postgres_schema.sql
@@ -0,0 +1,20 @@
+CREATE TABLE bundles (
+    id SEQUENCE PRIMARY KEY,
+    encrypted BOOLEAN NOT NULL DEFAULT FALSE,
+    expires TIMESTAMPTZ DEFAULT NULL
+);
+ALTER SEQUENCE bundles_id_seq RESTART WITH -2147483648;
+
+CREATE TABLE files (
+    id SEQUENCE PRIMARY KEY,
+    bundle INTEGER NOT NULL,
+    name VARCHAR(30) NOT NULL,
+    mime VARCHAR(255) NOT NULL
+);
+ALTER SEQUENCE files_id_seq RESTART WITH -2147483648;
+
+CREATE TABLE links (
+    shortid VARCHAR(8) PRIMARY KEY,
+    target VARCHAR(2047) NOT NULL,
+    encrypted BOOLEAN NOT NULL DEFAULT FALSE
+);
diff --git a/sql/sqlite_schema.sql b/sql/sqlite_schema.sql
new file mode 100644
index 0000000..f2e1e43
--- /dev/null
+++ b/sql/sqlite_schema.sql
@@ -0,0 +1,22 @@
+CREATE TABLE bundles (
+    id INTEGER PRIMARY KEY,
+    encrypted BOOLEAN NOT NULL DEFAULT FALSE,
+    expires DATETIME DEFAULT NULL
+);
+INSERT INTO bundles (id) VALUES (-2147483648);
+DELETE FROM bundles WHERE id=-2147483648;
+
+CREATE TABLE files (
+    id INTEGER PRIMARY KEY,
+    bundle INTEGER NOT NULL,
+    name TEXT NOT NULL,
+    mime TEXT NOT NULL
+);
+INSERT INTO files (id, bundle, name, mime) VALUES (-2147483648, 0, "file.txt", "text/plain");
+DELETE FROM files WHERE id=-2147483648;
+
+CREATE TABLE links (
+    shortid TEXT PRIMARY KEY,
+    target TEXT NOT NULL,
+    encrypted BOOLEAN NOT NULL DEFAULT FALSE
+);
diff --git a/src/db.rs b/src/db.rs
new file mode 100644
index 0000000..f02c540
--- /dev/null
+++ b/src/db.rs
@@ -0,0 +1,63 @@
+pub trait IDatabase {
+    async fn init_schema(self: &Self);
+}
+
+pub mod sqlite {
+    use super::IDatabase;
+
+    type Pool = r2d2::Pool<r2d2_sqlite::SqliteConnectionManager>;
+    type Connection = r2d2::PooledConnection<r2d2_sqlite::SqliteConnectionManager>;
+
+    pub struct Database {
+        pool: Pool,
+    }
+
+    impl Database {
+        pub fn connect(file: &str) -> Database {
+            let manager = r2d2_sqlite::SqliteConnectionManager::file(file);
+            let pool = Pool::new(manager).unwrap();
+            Database { pool }
+        }
+    }
+
+    impl IDatabase for Database {
+        async fn init_schema(self: &Self) {
+            let conn = self.pool.get().unwrap();
+            // TODO: check if tables not exist, otherwise return
+            conn.execute_batch(include_str!("../sql/sqlite_schema.sql"))
+                .unwrap();
+        }
+    }
+}
+
+pub mod postgres {
+    use super::IDatabase;
+
+    type Pool = deadpool_postgres::Pool;
+
+    pub struct Database {
+        pool: Pool,
+    }
+
+    impl Database {
+        pub fn connect(url: &str) -> Database {
+            let pool = deadpool_postgres::Config::new() // TODO: config
+                .create_pool(
+                    Some(deadpool_postgres::Runtime::Tokio1),
+                    tokio_postgres::NoTls,
+                )
+                .unwrap();
+            Database { pool }
+        }
+    }
+
+    impl IDatabase for Database {
+        async fn init_schema(self: &Self) {
+            let conn = self.pool.get().await.unwrap();
+            // TODO: check
+            conn.batch_execute(include_str!("../sql/postgres_schema.sql"))
+                .await
+                .unwrap();
+        }
+    }
+}
diff --git a/src/main.rs b/src/main.rs
index f28d37c..bf4c787 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,6 +1,7 @@
 use ntex::web::{self, App};
 use ntex_files;
 
+mod db;
 mod form;
 mod pages;