diff --git a/Pipfile b/Pipfile
index 8f6c4fa..7158c9b 100644
--- a/Pipfile
+++ b/Pipfile
@@ -16,7 +16,7 @@ psycopg2-binary = "==2.8.5"
 python-dotenv = "==0.12.0"
 marshmallow = "==3.5.0"
 werkzeug = "==1.0.1"
-pydantic = "==1.4"
+pydantic = "==1.6.2"
 
 [requires]
 python_version = "3.8"
diff --git a/Pipfile.lock b/Pipfile.lock
index 4a0d4f9..be9c6f3 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "ddff3df3be14bbad60547189bd55ca5c64ad7cc62f0737265dc55ecf7d09fc48"
+            "sha256": "ac42f17ecfd67241a527ffdaa12d1cefe1ce8303898798e5491e27c0adbf955c"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -25,10 +25,10 @@
         },
         "click": {
             "hashes": [
-                "sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a",
-                "sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc"
+                "sha256:7d8c289ee437bcb0316820ccee14aefcb056e58d31830ecab8e47eda6540e136",
+                "sha256:e90e62ced43dc8105fb9a26d62f0d9340b5c8db053a814e25d95c19873ae87db"
             ],
-            "version": "==7.1.2"
+            "version": "==8.0.0"
         },
         "flask": {
             "hashes": [
@@ -40,62 +40,63 @@
         },
         "itsdangerous": {
             "hashes": [
-                "sha256:321b033d07f2a4136d3ec762eac9f16a10ccd60f53c0c91af90217ace7ba1f19",
-                "sha256:b12271b2047cb23eeb98c8b5622e2e5c5e9abd9784a153e9d8ef9cb4dd09d749"
+                "sha256:99b1053ccce68066dfc0b4465ef8779027e6d577377c8270e21a3d6289cac111",
+                "sha256:e2cb4ae918f07ab2a2f9a91dec2695bd1f25a19d31861a70015ad537ccb5e807"
             ],
-            "version": "==1.1.0"
+            "version": "==2.0.0"
         },
         "jinja2": {
             "hashes": [
-                "sha256:89aab215427ef59c34ad58735269eb58b1a5808103067f7bb9d5836c651b3bb0",
-                "sha256:f0a4641d3cf955324a89c04f3d94663aa4d638abe8f733ecd3582848e1c37035"
+                "sha256:2f2de5285cf37f33d33ecd4a9080b75c87cd0c1994d5a9c6df17131ea1f049c6",
+                "sha256:ea8d7dd814ce9df6de6a761ec7f1cac98afe305b8cdc4aaae4e114b8d8ce24c5"
             ],
-            "version": "==2.11.2"
+            "version": "==3.0.0"
         },
         "mako": {
             "hashes": [
-                "sha256:3139c5d64aa5d175dbafb95027057128b5fbd05a40c53999f3905ceb53366d9d",
-                "sha256:8e8b53c71c7e59f3de716b6832c4e401d903af574f6962edbbbf6ecc2a5fe6c9"
+                "sha256:17831f0b7087c313c0ffae2bcbbd3c1d5ba9eeac9c38f2eb7b50e8c99fe9d5ab",
+                "sha256:aea166356da44b9b830c8023cd9b557fa856bd8b4035d6de771ca027dfc5cc6e"
             ],
-            "version": "==1.1.2"
+            "version": "==1.1.4"
         },
         "markupsafe": {
             "hashes": [
-                "sha256:00bc623926325b26bb9605ae9eae8a215691f33cae5df11ca5424f06f2d1f473",
-                "sha256:09027a7803a62ca78792ad89403b1b7a73a01c8cb65909cd876f7fcebd79b161",
-                "sha256:09c4b7f37d6c648cb13f9230d847adf22f8171b1ccc4d5682398e77f40309235",
-                "sha256:1027c282dad077d0bae18be6794e6b6b8c91d58ed8a8d89a89d59693b9131db5",
-                "sha256:13d3144e1e340870b25e7b10b98d779608c02016d5184cfb9927a9f10c689f42",
-                "sha256:24982cc2533820871eba85ba648cd53d8623687ff11cbb805be4ff7b4c971aff",
-                "sha256:29872e92839765e546828bb7754a68c418d927cd064fd4708fab9fe9c8bb116b",
-                "sha256:43a55c2930bbc139570ac2452adf3d70cdbb3cfe5912c71cdce1c2c6bbd9c5d1",
-                "sha256:46c99d2de99945ec5cb54f23c8cd5689f6d7177305ebff350a58ce5f8de1669e",
-                "sha256:500d4957e52ddc3351cabf489e79c91c17f6e0899158447047588650b5e69183",
-                "sha256:535f6fc4d397c1563d08b88e485c3496cf5784e927af890fb3c3aac7f933ec66",
-                "sha256:596510de112c685489095da617b5bcbbac7dd6384aeebeda4df6025d0256a81b",
-                "sha256:62fe6c95e3ec8a7fad637b7f3d372c15ec1caa01ab47926cfdf7a75b40e0eac1",
-                "sha256:6788b695d50a51edb699cb55e35487e430fa21f1ed838122d722e0ff0ac5ba15",
-                "sha256:6dd73240d2af64df90aa7c4e7481e23825ea70af4b4922f8ede5b9e35f78a3b1",
-                "sha256:717ba8fe3ae9cc0006d7c451f0bb265ee07739daf76355d06366154ee68d221e",
-                "sha256:79855e1c5b8da654cf486b830bd42c06e8780cea587384cf6545b7d9ac013a0b",
-                "sha256:7c1699dfe0cf8ff607dbdcc1e9b9af1755371f92a68f706051cc8c37d447c905",
-                "sha256:88e5fcfb52ee7b911e8bb6d6aa2fd21fbecc674eadd44118a9cc3863f938e735",
-                "sha256:8defac2f2ccd6805ebf65f5eeb132adcf2ab57aa11fdf4c0dd5169a004710e7d",
-                "sha256:98c7086708b163d425c67c7a91bad6e466bb99d797aa64f965e9d25c12111a5e",
-                "sha256:9add70b36c5666a2ed02b43b335fe19002ee5235efd4b8a89bfcf9005bebac0d",
-                "sha256:9bf40443012702a1d2070043cb6291650a0841ece432556f784f004937f0f32c",
-                "sha256:ade5e387d2ad0d7ebf59146cc00c8044acbd863725f887353a10df825fc8ae21",
-                "sha256:b00c1de48212e4cc9603895652c5c410df699856a2853135b3967591e4beebc2",
-                "sha256:b1282f8c00509d99fef04d8ba936b156d419be841854fe901d8ae224c59f0be5",
-                "sha256:b2051432115498d3562c084a49bba65d97cf251f5a331c64a12ee7e04dacc51b",
-                "sha256:ba59edeaa2fc6114428f1637ffff42da1e311e29382d81b339c1817d37ec93c6",
-                "sha256:c8716a48d94b06bb3b2524c2b77e055fb313aeb4ea620c8dd03a105574ba704f",
-                "sha256:cd5df75523866410809ca100dc9681e301e3c27567cf498077e8551b6d20e42f",
-                "sha256:cdb132fc825c38e1aeec2c8aa9338310d29d337bebbd7baa06889d09a60a1fa2",
-                "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7",
-                "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be"
+                "sha256:007dc055dbce5b1104876acee177dbfd18757e19d562cd440182e1f492e96b95",
+                "sha256:031bf79a27d1c42f69c276d6221172417b47cb4b31cdc73d362a9bf5a1889b9f",
+                "sha256:161d575fa49395860b75da5135162481768b11208490d5a2143ae6785123e77d",
+                "sha256:24bbc3507fb6dfff663af7900a631f2aca90d5a445f272db5fc84999fa5718bc",
+                "sha256:2efaeb1baff547063bad2b2893a8f5e9c459c4624e1a96644bbba08910ae34e0",
+                "sha256:32200f562daaab472921a11cbb63780f1654552ae49518196fc361ed8e12e901",
+                "sha256:3261fae28155e5c8634dd7710635fe540a05b58f160cef7713c7700cb9980e66",
+                "sha256:3b54a9c68995ef4164567e2cd1a5e16db5dac30b2a50c39c82db8d4afaf14f63",
+                "sha256:3c352ff634e289061711608f5e474ec38dbaa21e3e168820d53d5f4015e5b91b",
+                "sha256:3fb47f97f1d338b943126e90b79cad50d4fcfa0b80637b5a9f468941dbbd9ce5",
+                "sha256:441ce2a8c17683d97e06447fcbccbdb057cbf587c78eb75ae43ea7858042fe2c",
+                "sha256:45535241baa0fc0ba2a43961a1ac7562ca3257f46c4c3e9c0de38b722be41bd1",
+                "sha256:4aca81a687975b35e3e80bcf9aa93fe10cd57fac37bf18b2314c186095f57e05",
+                "sha256:4cc563836f13c57f1473bc02d1e01fc37bab70ad4ee6be297d58c1d66bc819bf",
+                "sha256:4fae0677f712ee090721d8b17f412f1cbceefbf0dc180fe91bab3232f38b4527",
+                "sha256:58bc9fce3e1557d463ef5cee05391a05745fd95ed660f23c1742c711712c0abb",
+                "sha256:664832fb88b8162268928df233f4b12a144a0c78b01d38b81bdcf0fc96668ecb",
+                "sha256:70820a1c96311e02449591cbdf5cd1c6a34d5194d5b55094ab725364375c9eb2",
+                "sha256:79b2ae94fa991be023832e6bcc00f41dbc8e5fe9d997a02db965831402551730",
+                "sha256:83cf0228b2f694dcdba1374d5312f2277269d798e65f40344964f642935feac1",
+                "sha256:87de598edfa2230ff274c4de7fcf24c73ffd96208c8e1912d5d0fee459767d75",
+                "sha256:8f806bfd0f218477d7c46a11d3e52dc7f5fdfaa981b18202b7dc84bbc287463b",
+                "sha256:90053234a6479738fd40d155268af631c7fca33365f964f2208867da1349294b",
+                "sha256:a00dce2d96587651ef4fa192c17e039e8cfab63087c67e7d263a5533c7dad715",
+                "sha256:a08cd07d3c3c17cd33d9e66ea9dee8f8fc1c48e2d11bd88fd2dc515a602c709b",
+                "sha256:a19d39b02a24d3082856a5b06490b714a9d4179321225bbf22809ff1e1887cc8",
+                "sha256:d00a669e4a5bec3ee6dbeeeedd82a405ced19f8aeefb109a012ea88a45afff96",
+                "sha256:dab0c685f21f4a6c95bfc2afd1e7eae0033b403dd3d8c1b6d13a652ada75b348",
+                "sha256:df561f65049ed3556e5b52541669310e88713fdae2934845ec3606f283337958",
+                "sha256:e4570d16f88c7f3032ed909dc9e905a17da14a1c4cfd92608e3fda4cb1208bbd",
+                "sha256:e77e4b983e2441aff0c0d07ee711110c106b625f440292dfe02a2f60c8218bd6",
+                "sha256:e79212d09fc0e224d20b43ad44bb0a0a3416d1e04cf6b45fed265114a5d43d20",
+                "sha256:f58b5ba13a5689ca8317b98439fccfbcc673acaaf8241c1869ceea40f5d585bf",
+                "sha256:fef86115fdad7ae774720d7103aa776144cf9b66673b4afa9bcaa7af990ed07b"
             ],
-            "version": "==1.1.1"
+            "version": "==2.0.0"
         },
         "marshmallow": {
             "hashes": [
@@ -143,23 +144,26 @@
         },
         "pydantic": {
             "hashes": [
-                "sha256:012c422859bac2e03ab3151ea6624fecf0e249486be7eb8c6ee69c91740c6752",
-                "sha256:07911aab70f3bc52bb845ce1748569c5e70478ac977e106a150dd9d0465ebf04",
-                "sha256:47b8db7024ba3d46c3d4768535e1cf87b6c8cf92ccd81e76f4e1cb8ee47688b3",
-                "sha256:50e4e948892a6815649ad5a9a9379ad1e5f090f17842ac206535dfaed75c6f2f",
-                "sha256:51f11c8bbf794a68086540da099aae4a9107447c7a9d63151edbb7d50110cf21",
-                "sha256:6100d7862371115c40be55cc4b8d766a74b1d0dbaf99dbfe72bb4bac0faf89ed",
-                "sha256:61d22d36808087d3184ed6ac0d91dd71c533b66addb02e4a9930e1e30833202f",
-                "sha256:72184c1421103cca128300120f8f1185fb42a9ea73a1c9845b1c53db8c026a7d",
-                "sha256:831a0265a9e3933b3d0f04d1a81bba543bafbe4119c183ff2771871db70524ab",
-                "sha256:8848b4eb458469739126e4c1a202d723dd092e087f8dbe3104371335f87ba5df",
-                "sha256:bbbed364376f4a0aebb9ea452ff7968b306499a9e74f4db69b28ff2cd4043a11",
-                "sha256:e27559cedbd7f59d2375bfd6eea29a330ea1a5b0589c34d6b4e0d7bec6027bbf",
-                "sha256:f17ec336e64d4583311249fb179528e9a2c27c8a2eaf590ec6ec2c6dece7cb3f",
-                "sha256:f863456d3d4bf817f2e5248553dee3974c5dc796f48e6ddb599383570f4215ac"
+                "sha256:14e598055b65d2e6cedf10dc3de6ad1bb04ca3eec348e4af1cf5e5e496deab55",
+                "sha256:1d42c7408cde8a224c2bb969bfb9dca21f3b1eec37a92044be8bcd7d35ea5826",
+                "sha256:433dda6200104d7aa38c27a6ea52485e69931042556065402281cc73a57fd680",
+                "sha256:51dec047b44f0de4dbfa301b73df605918088348b951b8b4616127249febfe30",
+                "sha256:548c284237b0c61e0e785ad03167c75723f22000f82e8104d8981fdf50ce14e8",
+                "sha256:60b8956b57045224294691b78a6a4be0f321271a9f1c2a7fef25248e4c4f20df",
+                "sha256:6eea211e8b427841a16f43fa739ac06059db6af0d167476b928dbb237d870b77",
+                "sha256:76b241172d6e22403e116e1d3b7305b6a9479323f8168f2fcb300ffe698443b9",
+                "sha256:90310c1c5945b4fe2ff7bd69e306e54d192e55d22480657ddd6d2519cf2f12ba",
+                "sha256:93f7f510fc366b99dace4a3d1f036aafcfe908092c5f2572ad4a96be24da199c",
+                "sha256:ae48129396bd5acfaef1cdaaa959ac8ab5d02c026b1fdffb421dc6fa81d7861d",
+                "sha256:be4e0263ef515ae14f06e9fb372843f00bdb218ec4f2f04beb3480ac1538a9a9",
+                "sha256:bf9e5dd5e0e7e64541508f657c63bf6ab869109cb39f017f935acfeb64ea9be8",
+                "sha256:cd777c102ba31bc9992093c2e9f778c21b3965566d1fa5ac9f9b7cea2e67fe2a",
+                "sha256:d09adff1c70351a8750941dd39fda25447eab2e3cdb5b2aade340f69f6f53e84",
+                "sha256:e77e5f640f1093bf417b841d9b4148bd4212bb0dbb2cbb9024aa07f2b3b260eb",
+                "sha256:f6a1a465dd72aff0462486588a2bf905f9169e575deec1e6f6d00240fe1b4e00"
             ],
             "index": "pypi",
-            "version": "==1.4"
+            "version": "==1.6.2"
         },
         "python-dateutil": {
             "hashes": [
@@ -186,10 +190,10 @@
         },
         "six": {
             "hashes": [
-                "sha256:236bdbdce46e6e6a3d61a337c0f8b763ca1e8717c03b369e87a7ec7ce1319c0a",
-                "sha256:8f3cd2e254d8f793e7f3d6d9df77b92252b52637291d0f0da013c76ea2724b6c"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
             ],
-            "version": "==1.14.0"
+            "version": "==1.16.0"
         },
         "sqlalchemy": {
             "hashes": [