diff --git a/Pipfile b/Pipfile
index 63c79cd98..295017dac 100644
--- a/Pipfile
+++ b/Pipfile
@@ -4,11 +4,11 @@ verify_ssl = true
 name = "pypi"
 
 [packages]
-alembic = "1.8.1"
 importlib-metadata = "6.0.0"
 importlib-resources = "5.10.0"
 ipdb = "0.13.9"
-sqlalchemy = "1.4.42"
+sqlalchemy = "*"
+alembic = "*"
 
 [dev-packages]
 
diff --git a/Pipfile.lock b/Pipfile.lock
index 3923f4a97..38ecab594 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "fa62c636b7ae5acb4993fc7b007a651c55b562aa29962a9a8585ec314b352ae6"
+            "sha256": "202fb9d7b01700d22b3cf0c112c4c02608d81b5e58752f49ff76648e08866c79"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -18,11 +18,12 @@
     "default": {
         "alembic": {
             "hashes": [
-                "sha256:6880dec4f28dd7bd999d2ed13fbe7c9d4337700a44d11a524c0ce0c59aaf0dbd",
-                "sha256:e8a6ff9f3b1887e1fed68bfb8fb9a000d8f61c21bdcc85b67bb9f87fcbc4fce3"
+                "sha256:1acdd7a3a478e208b0503cd73614d5e4c6efafa4e73518bb60e4f2846a37b1c5",
+                "sha256:496e888245a53adf1498fcab31713a469c65836f8de76e01399aa1c3e90dd213"
             ],
             "index": "pypi",
-            "version": "==1.9.2"
+            "markers": "python_version >= '3.8'",
+            "version": "==1.14.1"
         },
         "appnope": {
             "hashes": [
@@ -34,10 +35,11 @@
         },
         "asttokens": {
             "hashes": [
-                "sha256:4622110b2a6f30b77e1473affaa97e711bc2f07d3f10848420ff1898edbe94f3",
-                "sha256:6b0ac9e93fb0335014d382b8fa9b3afa7df546984258005da0b9e7095b3deb1c"
+                "sha256:0dcd8baa8d62b0c1d118b399b2ddba3c4aff271d0d7a9e0d4c1681c79035bbc7",
+                "sha256:e3078351a059199dd5138cb1c706e6430c05eff2ff136af5eb4790f9d28932e2"
             ],
-            "version": "==2.2.1"
+            "markers": "python_version >= '3.8'",
+            "version": "==3.0.0"
         },
         "backcall": {
             "hashes": [
@@ -48,18 +50,98 @@
         },
         "decorator": {
             "hashes": [
-                "sha256:637996211036b6385ef91435e4fae22989472f9d571faba8927ba8253acbc330",
-                "sha256:b8c3f85900b9dc423225913c5aace94729fe1fa9763b38939a95226f02d37186"
+                "sha256:65f266143752f734b0a7cc83c46f4618af75b8c5911b00ccb61d0ac9b6da0360",
+                "sha256:d316bb415a2d9e2d2b3abcc4084c6502fc09240e292cd76a76afc106a1c8e04a"
             ],
-            "markers": "python_version < '3.11' and python_version >= '3.7'",
-            "version": "==5.1.1"
+            "markers": "python_version >= '3.8'",
+            "version": "==5.2.1"
         },
         "executing": {
             "hashes": [
-                "sha256:0314a69e37426e3608aada02473b4161d4caf5a4b244d1d0c48072b8fee7bacc",
-                "sha256:19da64c18d2d851112f09c287f8d3dbbdf725ab0e569077efb6cdcbd3497c107"
+                "sha256:11387150cad388d62750327a53d3339fad4888b39a6fe233c3afbb54ecffd3aa",
+                "sha256:5d108c028108fe2551d1a7b2e8b713341e2cb4fc0aa7dcf966fa4327a5226755"
+            ],
+            "markers": "python_version >= '3.8'",
+            "version": "==2.2.0"
+        },
+        "greenlet": {
+            "hashes": [
+                "sha256:0153404a4bb921f0ff1abeb5ce8a5131da56b953eda6e14b88dc6bbc04d2049e",
+                "sha256:03a088b9de532cbfe2ba2034b2b85e82df37874681e8c470d6fb2f8c04d7e4b7",
+                "sha256:04b013dc07c96f83134b1e99888e7a79979f1a247e2a9f59697fa14b5862ed01",
+                "sha256:05175c27cb459dcfc05d026c4232f9de8913ed006d42713cb8a5137bd49375f1",
+                "sha256:09fc016b73c94e98e29af67ab7b9a879c307c6731a2c9da0db5a7d9b7edd1159",
+                "sha256:0bbae94a29c9e5c7e4a2b7f0aae5c17e8e90acbfd3bf6270eeba60c39fce3563",
+                "sha256:0fde093fb93f35ca72a556cf72c92ea3ebfda3d79fc35bb19fbe685853869a83",
+                "sha256:1443279c19fca463fc33e65ef2a935a5b09bb90f978beab37729e1c3c6c25fe9",
+                "sha256:1776fd7f989fc6b8d8c8cb8da1f6b82c5814957264d1f6cf818d475ec2bf6395",
+                "sha256:1d3755bcb2e02de341c55b4fca7a745a24a9e7212ac953f6b3a48d117d7257aa",
+                "sha256:23f20bb60ae298d7d8656c6ec6db134bca379ecefadb0b19ce6f19d1f232a942",
+                "sha256:275f72decf9932639c1c6dd1013a1bc266438eb32710016a1c742df5da6e60a1",
+                "sha256:2846930c65b47d70b9d178e89c7e1a69c95c1f68ea5aa0a58646b7a96df12441",
+                "sha256:3319aa75e0e0639bc15ff54ca327e8dc7a6fe404003496e3c6925cd3142e0e22",
+                "sha256:346bed03fe47414091be4ad44786d1bd8bef0c3fcad6ed3dee074a032ab408a9",
+                "sha256:36b89d13c49216cadb828db8dfa6ce86bbbc476a82d3a6c397f0efae0525bdd0",
+                "sha256:37b9de5a96111fc15418819ab4c4432e4f3c2ede61e660b1e33971eba26ef9ba",
+                "sha256:396979749bd95f018296af156201d6211240e7a23090f50a8d5d18c370084dc3",
+                "sha256:3b2813dc3de8c1ee3f924e4d4227999285fd335d1bcc0d2be6dc3f1f6a318ec1",
+                "sha256:411f015496fec93c1c8cd4e5238da364e1da7a124bcb293f085bf2860c32c6f6",
+                "sha256:47da355d8687fd65240c364c90a31569a133b7b60de111c255ef5b606f2ae291",
+                "sha256:48ca08c771c268a768087b408658e216133aecd835c0ded47ce955381105ba39",
+                "sha256:4afe7ea89de619adc868e087b4d2359282058479d7cfb94970adf4b55284574d",
+                "sha256:4ce3ac6cdb6adf7946475d7ef31777c26d94bccc377e070a7986bd2d5c515467",
+                "sha256:4ead44c85f8ab905852d3de8d86f6f8baf77109f9da589cb4fa142bd3b57b475",
+                "sha256:54558ea205654b50c438029505def3834e80f0869a70fb15b871c29b4575ddef",
+                "sha256:5e06afd14cbaf9e00899fae69b24a32f2196c19de08fcb9f4779dd4f004e5e7c",
+                "sha256:62ee94988d6b4722ce0028644418d93a52429e977d742ca2ccbe1c4f4a792511",
+                "sha256:63e4844797b975b9af3a3fb8f7866ff08775f5426925e1e0bbcfe7932059a12c",
+                "sha256:6510bf84a6b643dabba74d3049ead221257603a253d0a9873f55f6a59a65f822",
+                "sha256:667a9706c970cb552ede35aee17339a18e8f2a87a51fba2ed39ceeeb1004798a",
+                "sha256:6ef9ea3f137e5711f0dbe5f9263e8c009b7069d8a1acea822bd5e9dae0ae49c8",
+                "sha256:7017b2be767b9d43cc31416aba48aab0d2309ee31b4dbf10a1d38fb7972bdf9d",
+                "sha256:7124e16b4c55d417577c2077be379514321916d5790fa287c9ed6f23bd2ffd01",
+                "sha256:73aaad12ac0ff500f62cebed98d8789198ea0e6f233421059fa68a5aa7220145",
+                "sha256:77c386de38a60d1dfb8e55b8c1101d68c79dfdd25c7095d51fec2dd800892b80",
+                "sha256:7876452af029456b3f3549b696bb36a06db7c90747740c5302f74a9e9fa14b13",
+                "sha256:7939aa3ca7d2a1593596e7ac6d59391ff30281ef280d8632fa03d81f7c5f955e",
+                "sha256:8320f64b777d00dd7ccdade271eaf0cad6636343293a25074cc5566160e4de7b",
+                "sha256:85f3ff71e2e60bd4b4932a043fbbe0f499e263c628390b285cb599154a3b03b1",
+                "sha256:8b8b36671f10ba80e159378df9c4f15c14098c4fd73a36b9ad715f057272fbef",
+                "sha256:93147c513fac16385d1036b7e5b102c7fbbdb163d556b791f0f11eada7ba65dc",
+                "sha256:935e943ec47c4afab8965954bf49bfa639c05d4ccf9ef6e924188f762145c0ff",
+                "sha256:94b6150a85e1b33b40b1464a3f9988dcc5251d6ed06842abff82e42632fac120",
+                "sha256:94ebba31df2aa506d7b14866fed00ac141a867e63143fe5bca82a8e503b36437",
+                "sha256:95ffcf719966dd7c453f908e208e14cde192e09fde6c7186c8f1896ef778d8cd",
+                "sha256:98884ecf2ffb7d7fe6bd517e8eb99d31ff7855a840fa6d0d63cd07c037f6a981",
+                "sha256:99cfaa2110534e2cf3ba31a7abcac9d328d1d9f1b95beede58294a60348fba36",
+                "sha256:9e8f8c9cb53cdac7ba9793c276acd90168f416b9ce36799b9b885790f8ad6c0a",
+                "sha256:a0dfc6c143b519113354e780a50381508139b07d2177cb6ad6a08278ec655798",
+                "sha256:b2795058c23988728eec1f36a4e5e4ebad22f8320c85f3587b539b9ac84128d7",
+                "sha256:b42703b1cf69f2aa1df7d1030b9d77d3e584a70755674d60e710f0af570f3761",
+                "sha256:b7cede291382a78f7bb5f04a529cb18e068dd29e0fb27376074b6d0317bf4dd0",
+                "sha256:b8a678974d1f3aa55f6cc34dc480169d58f2e6d8958895d68845fa4ab566509e",
+                "sha256:b8da394b34370874b4572676f36acabac172602abf054cbc4ac910219f3340af",
+                "sha256:c3a701fe5a9695b238503ce5bbe8218e03c3bcccf7e204e455e7462d770268aa",
+                "sha256:c4aab7f6381f38a4b42f269057aee279ab0fc7bf2e929e3d4abfae97b682a12c",
+                "sha256:ca9d0ff5ad43e785350894d97e13633a66e2b50000e8a183a50a88d834752d42",
+                "sha256:d0028e725ee18175c6e422797c407874da24381ce0690d6b9396c204c7f7276e",
+                "sha256:d21e10da6ec19b457b82636209cbe2331ff4306b54d06fa04b7c138ba18c8a81",
+                "sha256:d5e975ca70269d66d17dd995dafc06f1b06e8cb1ec1e9ed54c1d1e4a7c4cf26e",
+                "sha256:da7a9bff22ce038e19bf62c4dd1ec8391062878710ded0a845bcf47cc0200617",
+                "sha256:db32b5348615a04b82240cc67983cb315309e88d444a288934ee6ceaebcad6cc",
+                "sha256:dcc62f31eae24de7f8dce72134c8651c58000d3b1868e01392baea7c32c247de",
+                "sha256:dfc59d69fc48664bc693842bd57acfdd490acafda1ab52c7836e3fc75c90a111",
+                "sha256:e347b3bfcf985a05e8c0b7d462ba6f15b1ee1c909e2dcad795e49e91b152c383",
+                "sha256:e4d333e558953648ca09d64f13e6d8f0523fa705f51cae3f03b5983489958c70",
+                "sha256:ed10eac5830befbdd0c32f83e8aa6288361597550ba669b04c48f0f9a2c843c6",
+                "sha256:efc0f674aa41b92da8c49e0346318c6075d734994c3c4e4430b1c3f853e498e4",
+                "sha256:f1695e76146579f8c06c1509c7ce4dfe0706f49c6831a817ac04eebb2fd02011",
+                "sha256:f1d4aeb8891338e60d1ab6127af1fe45def5259def8094b9c7e34690c8858803",
+                "sha256:f406b22b7c9a9b4f8aa9d2ab13d6ae0ac3e85c9a809bd590ad53fed2bf70dc79",
+                "sha256:f6ff3b14f2df4c41660a7dec01045a045653998784bf8cfcb5a525bdffffbc8f"
             ],
-            "version": "==1.2.0"
+            "markers": "python_version >= '3.7'",
+            "version": "==3.1.1"
         },
         "importlib-metadata": {
             "hashes": [
@@ -67,127 +149,139 @@
                 "sha256:e354bedeb60efa6affdcc8ae121b73544a7aa74156d047311948f6d711cd378d"
             ],
             "index": "pypi",
+            "markers": "python_version >= '3.7'",
             "version": "==6.0.0"
         },
         "importlib-resources": {
             "hashes": [
-                "sha256:7d543798b0beca10b6a01ac7cafda9f822c54db9e8376a6bf57e0cbd74d486b6",
-                "sha256:e4a96c8cc0339647ff9a5e0550d9f276fc5a01ffa276012b58ec108cfd7b8484"
+                "sha256:c01b1b94210d9849f286b86bb51bcea7cd56dde0600d8db721d7b81330711668",
+                "sha256:ee17ec648f85480d523596ce49eae8ead87d5631ae1551f913c0100b5edd3437"
             ],
             "index": "pypi",
-            "version": "==5.10.2"
+            "markers": "python_version >= '3.7'",
+            "version": "==5.10.0"
         },
         "ipdb": {
             "hashes": [
-                "sha256:c23b6736f01fd4586cc2ecbebdf79a5eb454796853e1cd8f2ed3b7b91d4a3e93",
-                "sha256:f74c2f741c18b909eaf89f19fde973f745ac721744aa1465888ce45813b63a9c"
+                "sha256:951bd9a64731c444fd907a5ce268543020086a697f6be08f7cc2c9a752a278c5"
             ],
             "index": "pypi",
-            "version": "==0.13.11"
+            "markers": "python_version >= '2.7'",
+            "version": "==0.13.9"
         },
         "ipython": {
             "hashes": [
-                "sha256:da01e6df1501e6e7c32b5084212ddadd4ee2471602e2cf3e0190f4de6b0ea481",
-                "sha256:f3bf2c08505ad2c3f4ed5c46ae0331a8547d36bf4b21a451e8ae80c0791db95b"
+                "sha256:3910c4b54543c2ad73d06579aa771041b7d5707b033bd488669b4cf544e3b363",
+                "sha256:b0340d46a933d27c657b211a329d0be23793c36595acf9e6ef4164bc01a1804c"
             ],
-            "markers": "python_version < '3.11' and python_version >= '3.7'",
-            "version": "==8.8.0"
+            "markers": "python_version >= '3.8'",
+            "version": "==8.12.3"
         },
         "jedi": {
             "hashes": [
-                "sha256:203c1fd9d969ab8f2119ec0a3342e0b49910045abe6af0a3ae83a5764d54639e",
-                "sha256:bae794c30d07f6d910d32a7048af09b5a39ed740918da923c6b780790ebac612"
+                "sha256:4770dc3de41bde3966b02eb84fbcf557fb33cce26ad23da12c742fb50ecb11f0",
+                "sha256:a8ef22bde8490f57fe5c7681a3c83cb58874daf72b4784de3cce5b6ef6edb5b9"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==0.18.2"
+            "version": "==0.19.2"
         },
         "mako": {
             "hashes": [
-                "sha256:c97c79c018b9165ac9922ae4f32da095ffd3c4e6872b45eded42926deea46818",
-                "sha256:d60a3903dc3bb01a18ad6a89cdbe2e4eadc69c0bc8ef1e3773ba53d44c3f7a34"
+                "sha256:95920acccb578427a9aa38e37a186b1e43156c87260d7ba18ca63aa4c7cbd3a1",
+                "sha256:b5d65ff3462870feec922dbccf38f6efb44e5714d7b593a656be86663d8600ac"
             ],
-            "markers": "python_version >= '3.7'",
-            "version": "==1.2.4"
+            "markers": "python_version >= '3.8'",
+            "version": "==1.3.9"
         },
         "markupsafe": {
             "hashes": [
-                "sha256:0576fe974b40a400449768941d5d0858cc624e3249dfd1e0c33674e5c7ca7aed",
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-                "sha256:a4abaec6ca3ad8660690236d11bfe28dfd707778e2442b45addd2f086d6ef094",
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@@ -198,11 +292,11 @@
         },
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@@ -213,18 +307,26 @@
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@@ -236,57 +338,82 @@
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+                "sha256:344cd1ec2b3c6bdd5dfde7ba7e3b879e0f8dd44181f16b895940be9b842fd2b6",
+                "sha256:34d5c49f18778a3665d707e6286545a30339ad545950773d43977e504815fa70",
+                "sha256:35e72518615aa5384ef4fae828e3af1b43102458b74a8c481f69af8abf7e802a",
+                "sha256:3eb14ba1a9d07c88669b7faf8f589be67871d6409305e73e036321d89f1d904e",
+                "sha256:412c6c126369ddae171c13987b38df5122cb92015cba6f9ee1193b867f3f1530",
+                "sha256:4600c7a659d381146e1160235918826c50c80994e07c5b26946a3e7ec6c99249",
+                "sha256:463ecfb907b256e94bfe7bcb31a6d8c7bc96eca7cbe39803e448a58bb9fcad02",
+                "sha256:4a06e6c8e31c98ddc770734c63903e39f1947c9e3e5e4bef515c5491b7737dde",
+                "sha256:4b2de1523d46e7016afc7e42db239bd41f2163316935de7c84d0e19af7e69538",
+                "sha256:4dabd775fd66cf17f31f8625fc0e4cfc5765f7982f94dc09b9e5868182cb71c0",
+                "sha256:4eff9c270afd23e2746e921e80182872058a7a592017b2713f33f96cc5f82e32",
+                "sha256:52607d0ebea43cf214e2ee84a6a76bc774176f97c5a774ce33277514875a718e",
+                "sha256:533e0f66c32093a987a30df3ad6ed21170db9d581d0b38e71396c49718fbb1ca",
+                "sha256:5493a8120d6fc185f60e7254fc056a6742f1db68c0f849cfc9ab46163c21df47",
+                "sha256:5d2d1fe548def3267b4c70a8568f108d1fed7cbbeccb9cc166e05af2abc25c22",
+                "sha256:5dfbc543578058c340360f851ddcecd7a1e26b0d9b5b69259b526da9edfa8875",
+                "sha256:66a40003bc244e4ad86b72abb9965d304726d05a939e8c09ce844d27af9e6d37",
+                "sha256:67de057fbcb04a066171bd9ee6bcb58738d89378ee3cabff0bffbf343ae1c787",
+                "sha256:6827f8c1b2f13f1420545bd6d5b3f9e0b85fe750388425be53d23c760dcf176b",
+                "sha256:6b35e07f1d57b79b86a7de8ecdcefb78485dab9851b9638c2c793c50203b2ae8",
+                "sha256:7399d45b62d755e9ebba94eb89437f80512c08edde8c63716552a3aade61eb42",
+                "sha256:788b6ff6728072b313802be13e88113c33696a9a1f2f6d634a97c20f7ef5ccce",
+                "sha256:78f1b79132a69fe8bd6b5d91ef433c8eb40688ba782b26f8c9f3d2d9ca23626f",
+                "sha256:79f4f502125a41b1b3b34449e747a6abfd52a709d539ea7769101696bdca6716",
+                "sha256:7a8517b6d4005facdbd7eb4e8cf54797dbca100a7df459fdaff4c5123265c1cd",
+                "sha256:7bd5c5ee1448b6408734eaa29c0d820d061ae18cb17232ce37848376dcfa3e92",
+                "sha256:7f5243357e6da9a90c56282f64b50d29cba2ee1f745381174caacc50d501b109",
+                "sha256:805cb481474e111ee3687c9047c5f3286e62496f09c0e82e8853338aaaa348f8",
+                "sha256:871f55e478b5a648c08dd24af44345406d0e636ffe021d64c9b57a4a11518304",
+                "sha256:87a1ce1f5e5dc4b6f4e0aac34e7bb535cb23bd4f5d9c799ed1633b65c2bcad8c",
+                "sha256:8a10ca7f8a1ea0fd5630f02feb055b0f5cdfcd07bb3715fc1b6f8cb72bf114e4",
+                "sha256:995c2bacdddcb640c2ca558e6760383dcdd68830160af92b5c6e6928ffd259b4",
+                "sha256:9f03143f8f851dd8de6b0c10784363712058f38209e926723c80654c1b40327a",
+                "sha256:a1c6b0a5e3e326a466d809b651c63f278b1256146a377a528b6938a279da334f",
+                "sha256:a28f9c238f1e143ff42ab3ba27990dfb964e5d413c0eb001b88794c5c4a528a9",
+                "sha256:b2cf5b5ddb69142511d5559c427ff00ec8c0919a1e6c09486e9c32636ea2b9dd",
+                "sha256:b761a6847f96fdc2d002e29e9e9ac2439c13b919adfd64e8ef49e75f6355c548",
+                "sha256:bf555f3e25ac3a70c67807b2949bfe15f377a40df84b71ab2c58d8593a1e036e",
+                "sha256:c08a972cbac2a14810463aec3a47ff218bb00c1a607e6689b531a7c589c50723",
+                "sha256:c457a38351fb6234781d054260c60e531047e4d07beca1889b558ff73dc2014b",
+                "sha256:c4c433f78c2908ae352848f56589c02b982d0e741b7905228fad628999799de4",
+                "sha256:d9f119e7736967c0ea03aff91ac7d04555ee038caf89bb855d93bbd04ae85b41",
+                "sha256:e6b0a1c7ed54a5361aaebb910c1fa864bae34273662bb4ff788a527eafd6e14d",
+                "sha256:f2bcb085faffcacf9319b1b1445a7e1cfdc6fb46c03f2dce7bc2d9a4b3c1cdc5",
+                "sha256:fe193d3ae297c423e0e567e240b4324d6b6c280a048e64c77a3ea6886cc2aa87"
             ],
             "index": "pypi",
-            "version": "==1.4.46"
+            "markers": "python_version >= '3.7'",
+            "version": "==2.0.39"
         },
         "stack-data": {
             "hashes": [
-                "sha256:32d2dd0376772d01b6cb9fc996f3c8b57a357089dec328ed4b6553d037eaf815",
-                "sha256:cbb2a53eb64e5785878201a97ed7c7b94883f48b87bfb0bbe8b623c74679e4a8"
+                "sha256:836a778de4fec4dcd1dcd89ed8abff8a221f58308462e1c4aa2a3cf30148f0b9",
+                "sha256:d5558e0c25a4cb0853cddad3d77da9891a08cb85dd9f9f91b9f8cd66e511e695"
+            ],
+            "version": "==0.6.3"
+        },
+        "toml": {
+            "hashes": [
+                "sha256:806143ae5bfb6a3c6e736a764057db0e6a0e05e338b5630894a5f779cabb4f9b",
+                "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"
             ],
-            "version": "==0.6.2"
+            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2'",
+            "version": "==0.10.2"
         },
         "tomli": {
             "hashes": [
@@ -298,26 +425,34 @@
         },
         "traitlets": {
             "hashes": [
-                "sha256:32500888f5ff7bbf3b9267ea31748fa657aaf34d56d85e60f91dda7dc7f5785b",
-                "sha256:a1ca5df6414f8b5760f7c5f256e326ee21b581742114545b462b35ffe3f04861"
+                "sha256:9ed0579d3502c94b4b3732ac120375cda96f923114522847de4b3bb98b96b6b7",
+                "sha256:b74e89e397b1ed28cc831db7aea759ba6640cb3de13090ca145426688ff1ac4f"
             ],
-            "markers": "python_version >= '3.7'",
-            "version": "==5.8.1"
+            "markers": "python_version >= '3.8'",
+            "version": "==5.14.3"
+        },
+        "typing-extensions": {
+            "hashes": [
+                "sha256:04e5ca0351e0f3f85c6853954072df659d0d13fac324d0072316b67d7794700d",
+                "sha256:1a7ead55c7e559dd4dee8856e3a88b41225abfe1ce8df57b7c13915fe121ffb8"
+            ],
+            "markers": "python_version >= '3.8'",
+            "version": "==4.12.2"
         },
         "wcwidth": {
             "hashes": [
-                "sha256:795b138f6875577cd91bba52baf9e445cd5118fd32723b460e30a0af30ea230e",
-                "sha256:a5220780a404dbe3353789870978e472cfe477761f06ee55077256e509b156d0"
+                "sha256:3da69048e4540d84af32131829ff948f1e022c1c6bdb8d6102117aac784f6859",
+                "sha256:72ea0c06399eb286d978fdedb6923a9eb47e1c486ce63e9b4e64fc18303972b5"
             ],
-            "version": "==0.2.6"
+            "version": "==0.2.13"
         },
         "zipp": {
             "hashes": [
-                "sha256:83a28fcb75844b5c0cdaf5aa4003c2d728c77e05f5aeabe8e95e56727005fbaa",
-                "sha256:a7a22e05929290a67401440b39690ae6563279bced5f314609d9d03798f56766"
+                "sha256:a817ac80d6cf4b23bf7f2828b7cabf326f15a001bea8b1f9b49631780ba28350",
+                "sha256:bc9eb26f4506fda01b81bcde0ca78103b6e62f991b381fec825435c836edbc29"
             ],
-            "markers": "python_version < '3.10'",
-            "version": "==3.11.0"
+            "markers": "python_version >= '3.8'",
+            "version": "==3.20.2"
         }
     },
     "develop": {}
diff --git a/lib/__pycache__/models.cpython-38.pyc b/lib/__pycache__/models.cpython-38.pyc
new file mode 100644
index 000000000..a27733063
Binary files /dev/null and b/lib/__pycache__/models.cpython-38.pyc differ
diff --git a/lib/alembic.ini b/lib/alembic.ini
index 953863ddd..4e72d30a9 100644
--- a/lib/alembic.ini
+++ b/lib/alembic.ini
@@ -2,7 +2,8 @@
 
 [alembic]
 # path to migration scripts
-script_location = migrations
+# Use forward slashes (/) also on windows to provide an os agnostic path
+script_location = migration
 
 # template used to generate migration file names; The default value is %%(rev)s_%%(slug)s
 # Uncomment the line below if you want the files to be prepended with date and time
@@ -16,14 +17,13 @@ prepend_sys_path = .
 
 # timezone to use when rendering the date within the migration file
 # as well as the filename.
-# If specified, requires the python-dateutil library that can be
-# installed by adding `alembic[tz]` to the pip requirements
-# string value is passed to dateutil.tz.gettz()
+# If specified, requires the python>=3.9 or backports.zoneinfo library and tzdata library.
+# Any required deps can installed by adding `alembic[tz]` to the pip requirements
+# string value is passed to ZoneInfo()
 # leave blank for localtime
 # timezone =
 
-# max length of characters to apply to the
-# "slug" field
+# max length of characters to apply to the "slug" field
 # truncate_slug_length = 40
 
 # set to 'true' to run the environment during
@@ -36,10 +36,10 @@ prepend_sys_path = .
 # sourceless = false
 
 # version location specification; This defaults
-# to migrations/versions.  When using multiple version
+# to migration/versions.  When using multiple version
 # directories, initial revisions must be specified with --version-path.
 # The path separator used here should be the separator specified by "version_path_separator" below.
-# version_locations = %(here)s/bar:%(here)s/bat:migrations/versions
+# version_locations = %(here)s/bar:%(here)s/bat:migration/versions
 
 # version path separator; As mentioned above, this is the character used to split
 # version_locations. The default within new alembic.ini files is "os", which uses os.pathsep.
@@ -49,7 +49,15 @@ prepend_sys_path = .
 # version_path_separator = :
 # version_path_separator = ;
 # version_path_separator = space
-version_path_separator = os  # Use os.pathsep. Default configuration used for new projects.
+# version_path_separator = newline
+#
+# Use os.pathsep. Default configuration used for new projects.
+version_path_separator = os
+
+# set to 'true' to search source files recursively
+# in each "version_locations" directory
+# new in Alembic version 1.10
+# recursive_version_locations = false
 
 # the output encoding used when revision files
 # are written from script.py.mako
@@ -69,6 +77,12 @@ sqlalchemy.url = sqlite:///freebies.db
 # black.entrypoint = black
 # black.options = -l 79 REVISION_SCRIPT_FILENAME
 
+# lint with attempts to fix using "ruff" - use the exec runner, execute a binary
+# hooks = ruff
+# ruff.type = exec
+# ruff.executable = %(here)s/.venv/bin/ruff
+# ruff.options = --fix REVISION_SCRIPT_FILENAME
+
 # Logging configuration
 [loggers]
 keys = root,sqlalchemy,alembic
@@ -80,12 +94,12 @@ keys = console
 keys = generic
 
 [logger_root]
-level = WARN
+level = WARNING
 handlers = console
 qualname =
 
 [logger_sqlalchemy]
-level = WARN
+level = WARNING
 handlers =
 qualname = sqlalchemy.engine
 
diff --git a/lib/debug.py b/lib/debug.py
index 4f922eb69..1699c2dcb 100644
--- a/lib/debug.py
+++ b/lib/debug.py
@@ -7,3 +7,5 @@
 if __name__ == '__main__':
     engine = create_engine('sqlite:///freebies.db')
     import ipdb; ipdb.set_trace()
+
+    
\ No newline at end of file
diff --git a/lib/freebies.db b/lib/freebies.db
index 12beb1c96..118473bae 100644
Binary files a/lib/freebies.db and b/lib/freebies.db differ
diff --git a/lib/migrations/README b/lib/migration/README
similarity index 100%
rename from lib/migrations/README
rename to lib/migration/README
diff --git a/lib/migration/__pycache__/env.cpython-38.pyc b/lib/migration/__pycache__/env.cpython-38.pyc
new file mode 100644
index 000000000..f5171dc31
Binary files /dev/null and b/lib/migration/__pycache__/env.cpython-38.pyc differ
diff --git a/lib/migrations/env.py b/lib/migration/env.py
similarity index 96%
rename from lib/migrations/env.py
rename to lib/migration/env.py
index c7aab9656..8363b5152 100644
--- a/lib/migrations/env.py
+++ b/lib/migration/env.py
@@ -4,6 +4,7 @@
 from sqlalchemy import pool
 
 from alembic import context
+from models import Base
 
 # this is the Alembic Config object, which provides
 # access to the values within the .ini file in use.
@@ -18,7 +19,6 @@
 # for 'autogenerate' support
 # from myapp import mymodel
 # target_metadata = mymodel.Base.metadata
-from models import Base
 target_metadata = Base.metadata
 
 # other values from the config, defined by the needs of env.py,
@@ -59,14 +59,14 @@ def run_migrations_online() -> None:
 
     """
     connectable = engine_from_config(
-        config.get_section(config.config_ini_section),
+        config.get_section(config.config_ini_section, {}),
         prefix="sqlalchemy.",
         poolclass=pool.NullPool,
     )
 
     with connectable.connect() as connection:
         context.configure(
-            connection=connection, target_metadata=target_metadata, render_as_batch=True,
+            connection=connection, target_metadata=target_metadata
         )
 
         with context.begin_transaction():
diff --git a/lib/migrations/script.py.mako b/lib/migration/script.py.mako
similarity index 57%
rename from lib/migrations/script.py.mako
rename to lib/migration/script.py.mako
index 55df2863d..fbc4b07dc 100644
--- a/lib/migrations/script.py.mako
+++ b/lib/migration/script.py.mako
@@ -5,15 +5,17 @@ Revises: ${down_revision | comma,n}
 Create Date: ${create_date}
 
 """
+from typing import Sequence, Union
+
 from alembic import op
 import sqlalchemy as sa
 ${imports if imports else ""}
 
 # revision identifiers, used by Alembic.
-revision = ${repr(up_revision)}
-down_revision = ${repr(down_revision)}
-branch_labels = ${repr(branch_labels)}
-depends_on = ${repr(depends_on)}
+revision: str = ${repr(up_revision)}
+down_revision: Union[str, None] = ${repr(down_revision)}
+branch_labels: Union[str, Sequence[str], None] = ${repr(branch_labels)}
+depends_on: Union[str, Sequence[str], None] = ${repr(depends_on)}
 
 
 def upgrade() -> None:
diff --git a/lib/migration/versions/03b5db91bd51_created_tables.py b/lib/migration/versions/03b5db91bd51_created_tables.py
new file mode 100644
index 000000000..61f72efe7
--- /dev/null
+++ b/lib/migration/versions/03b5db91bd51_created_tables.py
@@ -0,0 +1,60 @@
+"""Created tables
+
+Revision ID: 03b5db91bd51
+Revises: 
+Create Date: 2025-03-24 11:55:39.571957
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = '03b5db91bd51'
+down_revision: Union[str, None] = None
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('companies',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(), nullable=True),
+    sa.Column('founding_year', sa.Integer(), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('devs',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('companies_devs',
+    sa.Column('company_id', sa.Integer(), nullable=False),
+    sa.Column('dev_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['company_id'], ['companies.id'], name=op.f('fk_companies_devs_company_id_companies')),
+    sa.ForeignKeyConstraint(['dev_id'], ['devs.id'], name=op.f('fk_companies_devs_dev_id_devs')),
+    sa.PrimaryKeyConstraint('company_id', 'dev_id')
+    )
+    op.create_table('freebies',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('item_name', sa.String(length=255), nullable=True),
+    sa.Column('value', sa.Integer(), nullable=True),
+    sa.Column('dev_id', sa.Integer(), nullable=True),
+    sa.Column('company_id', sa.Integer(), nullable=True),
+    sa.ForeignKeyConstraint(['company_id'], ['companies.id'], name=op.f('fk_freebies_company_id_companies')),
+    sa.ForeignKeyConstraint(['dev_id'], ['devs.id'], name=op.f('fk_freebies_dev_id_devs')),
+    sa.PrimaryKeyConstraint('id')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('freebies')
+    op.drop_table('companies_devs')
+    op.drop_table('devs')
+    op.drop_table('companies')
+    # ### end Alembic commands ###
diff --git a/lib/migration/versions/__pycache__/03b5db91bd51_created_tables.cpython-38.pyc b/lib/migration/versions/__pycache__/03b5db91bd51_created_tables.cpython-38.pyc
new file mode 100644
index 000000000..8d81eb711
Binary files /dev/null and b/lib/migration/versions/__pycache__/03b5db91bd51_created_tables.cpython-38.pyc differ
diff --git a/lib/migrations/versions/5f72c58bf48c_create_companies_devs.py b/lib/migrations/versions/5f72c58bf48c_create_companies_devs.py
deleted file mode 100644
index c191bb2f9..000000000
--- a/lib/migrations/versions/5f72c58bf48c_create_companies_devs.py
+++ /dev/null
@@ -1,39 +0,0 @@
-"""create companies, devs
-
-Revision ID: 5f72c58bf48c
-Revises: 7a71dbf71c64
-Create Date: 2023-03-15 15:06:20.944586
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = '5f72c58bf48c'
-down_revision = '7a71dbf71c64'
-branch_labels = None
-depends_on = None
-
-
-def upgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.create_table('companies',
-    sa.Column('id', sa.Integer(), nullable=False),
-    sa.Column('name', sa.String(), nullable=True),
-    sa.Column('founding_year', sa.Integer(), nullable=True),
-    sa.PrimaryKeyConstraint('id')
-    )
-    op.create_table('devs',
-    sa.Column('id', sa.Integer(), nullable=False),
-    sa.Column('name', sa.String(), nullable=True),
-    sa.PrimaryKeyConstraint('id')
-    )
-    # ### end Alembic commands ###
-
-
-def downgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_table('devs')
-    op.drop_table('companies')
-    # ### end Alembic commands ###
diff --git a/lib/migrations/versions/7a71dbf71c64_create_db.py b/lib/migrations/versions/7a71dbf71c64_create_db.py
deleted file mode 100644
index 23e0a655b..000000000
--- a/lib/migrations/versions/7a71dbf71c64_create_db.py
+++ /dev/null
@@ -1,24 +0,0 @@
-"""create db
-
-Revision ID: 7a71dbf71c64
-Revises: 
-Create Date: 2023-03-15 15:05:55.516631
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = '7a71dbf71c64'
-down_revision = None
-branch_labels = None
-depends_on = None
-
-
-def upgrade() -> None:
-    pass
-
-
-def downgrade() -> None:
-    pass
diff --git a/lib/models.py b/lib/models.py
index 2681bee5a..dab260dc4 100644
--- a/lib/models.py
+++ b/lib/models.py
@@ -1,29 +1,144 @@
-from sqlalchemy import ForeignKey, Column, Integer, String, MetaData
+from sqlalchemy import ForeignKey, Column, Integer, String, MetaData, ForeignKeyConstraint,Table
 from sqlalchemy.orm import relationship, backref
-from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import declarative_base
+from sqlalchemy import create_engine
+
 
 convention = {
     "fk": "fk_%(table_name)s_%(column_0_name)s_%(referred_table_name)s",
 }
 metadata = MetaData(naming_convention=convention)
+engine = create_engine('sqlite:///freebies.db')
 
 Base = declarative_base(metadata=metadata)
 
+
+# #Association table
+
+companies_devs = Table(
+    'companies_devs', Base.metadata,
+    Column('company_id', Integer, ForeignKey('companies.id'), primary_key=True),
+    Column('dev_id', Integer, ForeignKey('devs.id'), primary_key=True)
+)
+
+
 class Company(Base):
     __tablename__ = 'companies'
 
+    #one-to-many relationship
+    freebie=relationship('Freebie',backref='company')
+
+
+    # Many-to-many relationship with Dev
+    devs = relationship("Dev", secondary=companies_devs, back_populates="companies")
+    
+
     id = Column(Integer(), primary_key=True)
     name = Column(String())
     founding_year = Column(Integer())
 
+    def __init__(self, name, founding_year):
+        self.name = name
+        self.founding_year = founding_year
+        self.freebies = []  # To store all freebies associated with this company
+
+
+    # Method to give a freebie to a developer
+    def give_freebie(self, dev, item_name, value):    
+        freebie = Freebie(item_name=item_name, value=value, dev=dev, company=self)
+        self.freebies.append(freebie) 
+        return freebie 
+     
+    
+    # Method to return all freebies given by this company
+    def get_freebies(self):  
+        return self.freebies
+    
+
+      # Method to return all developers who have collected freebies from this company
+    def devs(self):
+        return set(freebie.dev for freebie in self.freebies)
+    
+      # Class method to get the oldest company
+    @classmethod
+    def oldest_company(cls, companies):
+        #Find and return the company with the earliest founding year
+        return min(companies, key=lambda company: company.founding_year)
+
     def __repr__(self):
         return f'<Company {self.name}>'
 
 class Dev(Base):
     __tablename__ = 'devs'
+    
+#one-to-many relationship
+    freebies=relationship('Freebie',backref='dev')
+
+
+    # Many-to-many relationship with Company
+    companies = relationship("Company", secondary=companies_devs, back_populates="devs")
+    
 
     id = Column(Integer(), primary_key=True)
     name= Column(String())
 
+    def __init__(self, name):
+        self.name = name
+        self.freebies=[]
+
+     # Method to check if the dev has received a specific freebie item
+    def received_one(self, item_name):
+     # Check if any freebie associated with this dev has the given item_name
+        return any(freebie.item_name == item_name for freebie in self.freebies)   
+
+
+
+    def give_away(self,dev,freebie):
+          if freebie.dev == self:
+            # If the freebie belongs to the current developer, change its ownership
+            freebie.dev = dev
+            dev.freebies.append(freebie)  # Add the freebie to the new dev's list
+            # remove the freebie from the current dev's list
+            if freebie in self.freebies:
+                self.freebies.remove(freebie) 
+            return True 
+          return False
+    
+    
+    
+    # Method to return all the companies that gave freebies to this developer
+    def companies(self):
+        return set(freebie.company for freebie in self.freebies)
+
     def __repr__(self):
         return f'<Dev {self.name}>'
+    
+class Freebie(Base):
+    __tablename__='freebies'
+    id=Column(Integer(),primary_key=True)
+    item_name=Column(String(255)) 
+    value=Column(Integer) 
+
+
+#foriegnkey to dev and company
+    dev_id=Column(Integer,ForeignKey('devs.id'))
+    company_id=Column(Integer,ForeignKey('companies.id')) 
+
+    def __init__(self, item_name, value, dev, company):
+        self.item_name = item_name
+        self.value = value
+        self.dev = dev
+        self.company = company
+
+    def print_details(self):
+        # Format and return the string as specified
+        return f"{self.dev.name} owns a {self.item_name} from {self.company.name}."
+
+
+
+    def __repr__(self):
+        return f"<Freebie(item_name={self.item_name}, value={self.value})>"
+    
+    
+    Base.metadata.create_all(engine)
+    
\ No newline at end of file
diff --git a/lib/seed.py b/lib/seed.py
index b16becbbb..fbbf20092 100644
--- a/lib/seed.py
+++ b/lib/seed.py
@@ -1,3 +1,92 @@
 #!/usr/bin/env python3
 
 # Script goes here!
+from  models import Company,Dev,Freebie,Base
+from sqlalchemy.orm import sessionmaker
+from sqlalchemy import create_engine
+
+engine = create_engine('sqlite:///freebies.db')
+
+
+Base.metadata.create_all(engine)
+
+Session = sessionmaker(bind=engine)
+session = Session()
+
+#creating a session
+session.query(Company).delete()
+session.query(Dev).delete()
+session.query(Freebie).delete()
+
+#seed data to dev table
+dev1 = Dev(name="Alice")
+dev2 = Dev(name="Bob")
+dev3 = Dev(name="Mary")
+dev4 = Dev(name="James")
+dev5 = Dev(name="Mark")
+
+#seed data to company table
+company1 = Company(name="Tech Corp", founding_year=2000)
+company2 = Company(name="Code Masters", founding_year=2010)
+company3 = Company(name="Flat Iron", founding_year=2009)
+company4 = Company(name="Google", founding_year=2011)
+company5 = Company(name="Microsoft", founding_year=2019)
+
+
+#seed data to freebies table
+freebie1 = Freebie(item_name="T-shirt", value=20, dev=dev1, company=company1)
+freebie2 = Freebie(item_name="Sticker Pack", value=5, dev=dev2, company=company2)
+freebie3 = Freebie(item_name="Mug", value=25, dev=dev1, company=company3)
+freebie4= Freebie(item_name="Book", value=30, dev=dev3, company=company2)
+freebie5= Freebie(item_name="Pen", value=13, dev=dev3, company=company4)
+freebie6 = Freebie(item_name="Watch", value=26, dev=dev2, company=company1)
+freebie7 = Freebie(item_name="Bag", value=6, dev=dev4, company=company3)
+freebie8 = Freebie(item_name="Mouse", value=19, dev=dev4, company=company5)
+freebie9 = Freebie(item_name="Keyboard", value=28, dev=dev5, company=company5)
+freebie10 = Freebie(item_name="File", value=17, dev=dev5, company=company4)
+
+
+# Add Freebie instances to the session
+session.add_all([freebie1, freebie2, freebie3, freebie4, freebie5, freebie6, freebie7, freebie8, freebie9, freebie10])
+
+# Commit the Freebie objects to the database
+session.commit()
+
+#Add and commit the data
+session.bulk_save_objects([dev1,dev2,dev3,dev4,dev5,company1,company2,company3,company4,company5,freebie1,freebie2,freebie3,
+                 freebie4,freebie5,freebie6,freebie7,freebie8,freebie9,freebie10])
+
+
+session.commit()
+
+
+print("Devs:")
+for dev in session.query(Dev).all():
+    print(dev)
+
+print("\nCompanies:")
+for company in session.query(Company).all():
+    print(f"{company.name} (Founded: {company.founding_year})")
+
+print("\nFreebies:")
+for freebie in session.query(Freebie).all():
+    print(f"{freebie.item_name} (Value: {freebie.value})")
+    print(f"  Dev: {freebie.dev.name}")
+    print(f"  Company: {freebie.company.name}")
+
+
+# Function of printing details
+freebies = [freebie1, freebie2, freebie3, freebie4, freebie5, freebie6, freebie7, freebie8, freebie9, freebie10]
+
+for freebie in freebies:
+    print(freebie.print_details())
+
+
+    
+for freebie in freebies:
+    print(freebie.print_details())
+
+# Example of finding the oldest company
+companies = [company1, company2, company3, company4, company5]
+oldest = Company.oldest_company(companies)
+print(f"The oldest company is {oldest.name}, founded in {oldest.founding_year}.")
\ No newline at end of file