diff --git a/Cargo.lock b/Cargo.lock
index cba97ec..1b278af 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -280,6 +280,9 @@ name = "either"
 version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"
+dependencies = [
+ "serde",
+]
 
 [[package]]
 name = "event-listener"
@@ -1165,6 +1168,7 @@ dependencies = [
  "percent-encoding",
  "rustls",
  "rustls-pemfile",
+ "serde",
  "sha2",
  "smallvec",
  "sqlformat",
@@ -1185,9 +1189,12 @@ dependencies = [
  "dotenvy",
  "either",
  "heck",
+ "hex",
  "once_cell",
  "proc-macro2",
  "quote",
+ "serde",
+ "serde_json",
  "sha2",
  "sqlx-core",
  "sqlx-rt",
diff --git a/Cargo.toml b/Cargo.toml
index b52e8ae..93cc738 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,11 @@ edition = "2021"
 [dependencies]
 axum = { version = "0.6", features = ["json"] }
 tokio = { version = "1", features = ["full"] }
-sqlx = { version = "0.6", features = ["runtime-tokio-rustls", "sqlite"] }
+sqlx = { version = "0.6", features = [
+    "runtime-tokio-rustls",
+    "sqlite",
+    "offline",
+] }
 anyhow = "1.0"
 askama = "0.12"
 tracing = "0.1"
diff --git a/sqlx-data.json b/sqlx-data.json
index 93f7035..f8ff9e5 100644
--- a/sqlx-data.json
+++ b/sqlx-data.json
@@ -1,3 +1,23 @@
 {
-  "db": "SQLite"
+  "db": "SQLite",
+  "70bad31245bf73f3288e71aaef6242dd61019cf217237172255910ebf74edea0": {
+    "describe": {
+      "columns": [],
+      "nullable": [],
+      "parameters": {
+        "Right": 0
+      }
+    },
+    "query": "CREATE TABLE IF NOT EXISTS anmeldungen (\n            id INTEGER PRIMARY KEY NOT NULL,\n            name TEXT NOT NULL,\n            email TEXT NOT NULL,\n            klasse TEXT NOT NULL\n        )"
+  },
+  "e57cf7b26d137121619d240db248ffecb9a7a17328da543a1c199970f8261142": {
+    "describe": {
+      "columns": [],
+      "nullable": [],
+      "parameters": {
+        "Right": 3
+      }
+    },
+    "query": "INSERT INTO anmeldungen (name, email, klasse) VALUES (?, ?, ?)"
+  }
 }
\ No newline at end of file