diff --git a/express/package.json b/express/package.json
index 8a884d1..156b976 100644
--- a/express/package.json
+++ b/express/package.json
@@ -18,9 +18,11 @@
         "@types/nunjucks": "^3.2.6",
         "@vercel/ncc": "^0.38.4",
         "express": "^5.1.0",
+        "kysely": "^0.28.9",
         "nodemon": "^3.1.11",
         "nunjucks": "^3.2.4",
         "path-to-regexp": "^8.3.0",
+        "pg": "^8.16.3",
         "prettier": "^3.6.2",
         "ts-luxon": "^6.2.0",
         "ts-node": "^10.9.2",
@@ -46,6 +48,7 @@
     },
     "devDependencies": {
         "@biomejs/biome": "2.3.10",
-        "@types/express": "^5.0.5"
+        "@types/express": "^5.0.5",
+        "@types/pg": "^8.16.0"
     }
 }
diff --git a/express/pnpm-lock.yaml b/express/pnpm-lock.yaml
index c633781..d615bb3 100644
--- a/express/pnpm-lock.yaml
+++ b/express/pnpm-lock.yaml
@@ -23,6 +23,9 @@ importers:
       express:
         specifier: ^5.1.0
         version: 5.1.0
+      kysely:
+        specifier: ^0.28.9
+        version: 0.28.9
       nodemon:
         specifier: ^3.1.11
         version: 3.1.11
@@ -32,6 +35,9 @@ importers:
       path-to-regexp:
         specifier: ^8.3.0
         version: 8.3.0
+      pg:
+        specifier: ^8.16.3
+        version: 8.16.3
       prettier:
         specifier: ^3.6.2
         version: 3.6.2
@@ -57,6 +63,9 @@ importers:
       '@types/express':
         specifier: ^5.0.5
         version: 5.0.5
+      '@types/pg':
+        specifier: ^8.16.0
+        version: 8.16.0
 
 packages:
 
@@ -380,6 +389,9 @@ packages:
   '@types/nunjucks@3.2.6':
     resolution: {integrity: sha512-pHiGtf83na1nCzliuAdq8GowYiXvH5l931xZ0YEHaLMNFgynpEqx+IPStlu7UaDkehfvl01e4x/9Tpwhy7Ue3w==}
 
+  '@types/pg@8.16.0':
+    resolution: {integrity: sha512-RmhMd/wD+CF8Dfo+cVIy3RR5cl8CyfXQ0tGgW6XBL8L4LM/UTEbNXYRbLwU6w+CgrKBNbrQWt4FUtTfaU5jSYQ==}
+
   '@types/qs@6.14.0':
     resolution: {integrity: sha512-eOunJqu0K1923aExK6y8p6fsihYEn/BYuQ4g0CxAAgFc4b/ZLN4CrsRZ55srTdqoiLzU2B2evC+apEIxprEzkQ==}
 
@@ -645,6 +657,10 @@ packages:
     engines: {node: '>=6'}
     hasBin: true
 
+  kysely@0.28.9:
+    resolution: {integrity: sha512-3BeXMoiOhpOwu62CiVpO6lxfq4eS6KMYfQdMsN/2kUCRNuF2YiEr7u0HLHaQU+O4Xu8YXE3bHVkwaQ85i72EuA==}
+    engines: {node: '>=20.0.0'}
+
   make-error@1.3.6:
     resolution: {integrity: sha512-s8UhlNe7vPKomQhC1qFelMokr/Sc3AgNbso3n74mVPA5LTZwkB9NlXf4XPamLxJE8h0gh73rM94xvwRT2CVInw==}
 
@@ -715,6 +731,40 @@ packages:
   path-to-regexp@8.3.0:
     resolution: {integrity: sha512-7jdwVIRtsP8MYpdXSwOS0YdD0Du+qOoF/AEPIt88PcCFrZCzx41oxku1jD88hZBwbNUIEfpqvuhjFaMAqMTWnA==}
 
+  pg-cloudflare@1.2.7:
+    resolution: {integrity: sha512-YgCtzMH0ptvZJslLM1ffsY4EuGaU0cx4XSdXLRFae8bPP4dS5xL1tNB3k2o/N64cHJpwU7dxKli/nZ2lUa5fLg==}
+
+  pg-connection-string@2.9.1:
+    resolution: {integrity: sha512-nkc6NpDcvPVpZXxrreI/FOtX3XemeLl8E0qFr6F2Lrm/I8WOnaWNhIPK2Z7OHpw7gh5XJThi6j6ppgNoaT1w4w==}
+
+  pg-int8@1.0.1:
+    resolution: {integrity: sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw==}
+    engines: {node: '>=4.0.0'}
+
+  pg-pool@3.10.1:
+    resolution: {integrity: sha512-Tu8jMlcX+9d8+QVzKIvM/uJtp07PKr82IUOYEphaWcoBhIYkoHpLXN3qO59nAI11ripznDsEzEv8nUxBVWajGg==}
+    peerDependencies:
+      pg: '>=8.0'
+
+  pg-protocol@1.10.3:
+    resolution: {integrity: sha512-6DIBgBQaTKDJyxnXaLiLR8wBpQQcGWuAESkRBX/t6OwA8YsqP+iVSiond2EDy6Y/dsGk8rh/jtax3js5NeV7JQ==}
+
+  pg-types@2.2.0:
+    resolution: {integrity: sha512-qTAAlrEsl8s4OiEQY69wDvcMIdQN6wdz5ojQiOy6YRMuynxenON0O5oCpJI6lshc6scgAY8qvJ2On/p+CXY0GA==}
+    engines: {node: '>=4'}
+
+  pg@8.16.3:
+    resolution: {integrity: sha512-enxc1h0jA/aq5oSDMvqyW3q89ra6XIIDZgCX9vkMrnz5DFTw/Ny3Li2lFQ+pt3L6MCgm/5o2o8HW9hiJji+xvw==}
+    engines: {node: '>= 16.0.0'}
+    peerDependencies:
+      pg-native: '>=3.0.1'
+    peerDependenciesMeta:
+      pg-native:
+        optional: true
+
+  pgpass@1.0.5:
+    resolution: {integrity: sha512-FdW9r/jQZhSeohs1Z3sI1yxFQNFvMcnmfuj4WBMUTxOrAyLMaTcE1aAMBiTlbMNaXvBCQuVi0R7hd8udDSP7ug==}
+
   picocolors@1.1.1:
     resolution: {integrity: sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA==}
 
@@ -722,6 +772,22 @@ packages:
     resolution: {integrity: sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==}
     engines: {node: '>=8.6'}
 
+  postgres-array@2.0.0:
+    resolution: {integrity: sha512-VpZrUqU5A69eQyW2c5CA1jtLecCsN2U/bD6VilrFDWq5+5UIEVO7nazS3TEcHf1zuPYO/sqGvUvW62g86RXZuA==}
+    engines: {node: '>=4'}
+
+  postgres-bytea@1.0.1:
+    resolution: {integrity: sha512-5+5HqXnsZPE65IJZSMkZtURARZelel2oXUEO8rH83VS/hxH5vv1uHquPg5wZs8yMAfdv971IU+kcPUczi7NVBQ==}
+    engines: {node: '>=0.10.0'}
+
+  postgres-date@1.0.7:
+    resolution: {integrity: sha512-suDmjLVQg78nMK2UZ454hAG+OAW+HQPZ6n++TNDUX+L0+uUlLywnoxJKDou51Zm+zTCjrCl0Nq6J9C5hP9vK/Q==}
+    engines: {node: '>=0.10.0'}
+
+  postgres-interval@1.2.0:
+    resolution: {integrity: sha512-9ZhXKM/rw350N1ovuWHbGxnGh/SNJ4cnxHiM0rxE4VN41wsg8P8zWn9hv/buK00RP4WvlOyr/RBDiptyxVbkZQ==}
+    engines: {node: '>=0.10.0'}
+
   prettier@3.6.2:
     resolution: {integrity: sha512-I7AIg5boAr5R0FFtJ6rCfD+LFsWHp81dolrFD8S79U9tb8Az2nGrJncnMSnys+bpQJfRUzqs9hnA81OAA3hCuQ==}
     engines: {node: '>=14'}
@@ -799,6 +865,10 @@ packages:
     resolution: {integrity: sha512-a2B9Y0KlNXl9u/vsW6sTIu9vGEpfKu2wRV6l1H3XEas/0gUIzGzBoP/IouTcUQbm9JWZLH3COxyn03TYlFax6w==}
     engines: {node: '>=10'}
 
+  split2@4.2.0:
+    resolution: {integrity: sha512-UcjcJOWknrNkF6PLX83qcHM6KHgVKNkV62Y8a5uYDVv9ydGQVwAHMKqHdJje1VTWpljG0WYpCDhrCdAOYH4TWg==}
+    engines: {node: '>= 10.x'}
+
   statuses@2.0.1:
     resolution: {integrity: sha512-RwNA9Z/7PrK06rYLIzFMlaF+l73iwpzsqRIFgbMLbTcLD6cOao82TaWefPXQvB2fOC4AjuYSEndS7N/mTCbkdQ==}
     engines: {node: '>= 0.8'}
@@ -875,6 +945,10 @@ packages:
   wrappy@1.0.2:
     resolution: {integrity: sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==}
 
+  xtend@4.0.2:
+    resolution: {integrity: sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==}
+    engines: {node: '>=0.4'}
+
   yn@3.1.1:
     resolution: {integrity: sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q==}
     engines: {node: '>=6'}
@@ -1118,6 +1192,12 @@ snapshots:
 
   '@types/nunjucks@3.2.6': {}
 
+  '@types/pg@8.16.0':
+    dependencies:
+      '@types/node': 24.10.1
+      pg-protocol: 1.10.3
+      pg-types: 2.2.0
+
   '@types/qs@6.14.0': {}
 
   '@types/range-parser@1.2.7': {}
@@ -1421,6 +1501,8 @@ snapshots:
 
   jsesc@3.1.0: {}
 
+  kysely@0.28.9: {}
+
   make-error@1.3.6: {}
 
   math-intrinsics@1.1.0: {}
@@ -1480,10 +1562,55 @@ snapshots:
 
   path-to-regexp@8.3.0: {}
 
+  pg-cloudflare@1.2.7:
+    optional: true
+
+  pg-connection-string@2.9.1: {}
+
+  pg-int8@1.0.1: {}
+
+  pg-pool@3.10.1(pg@8.16.3):
+    dependencies:
+      pg: 8.16.3
+
+  pg-protocol@1.10.3: {}
+
+  pg-types@2.2.0:
+    dependencies:
+      pg-int8: 1.0.1
+      postgres-array: 2.0.0
+      postgres-bytea: 1.0.1
+      postgres-date: 1.0.7
+      postgres-interval: 1.2.0
+
+  pg@8.16.3:
+    dependencies:
+      pg-connection-string: 2.9.1
+      pg-pool: 3.10.1(pg@8.16.3)
+      pg-protocol: 1.10.3
+      pg-types: 2.2.0
+      pgpass: 1.0.5
+    optionalDependencies:
+      pg-cloudflare: 1.2.7
+
+  pgpass@1.0.5:
+    dependencies:
+      split2: 4.2.0
+
   picocolors@1.1.1: {}
 
   picomatch@2.3.1: {}
 
+  postgres-array@2.0.0: {}
+
+  postgres-bytea@1.0.1: {}
+
+  postgres-date@1.0.7: {}
+
+  postgres-interval@1.2.0:
+    dependencies:
+      xtend: 4.0.2
+
   prettier@3.6.2: {}
 
   proxy-addr@2.0.7:
@@ -1587,6 +1714,8 @@ snapshots:
     dependencies:
       semver: 7.7.3
 
+  split2@4.2.0: {}
+
   statuses@2.0.1: {}
 
   statuses@2.0.2: {}
@@ -1650,6 +1779,8 @@ snapshots:
 
   wrappy@1.0.2: {}
 
+  xtend@4.0.2: {}
+
   yn@3.1.1: {}
 
   zod@4.1.12: {}