diff --git a/Cargo.lock b/Cargo.lock
index 0676fac..2657a98 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -113,6 +113,8 @@ dependencies = [
  "serde_json",
  "sha256",
  "sqlx",
+ "testcontainers",
+ "testcontainers-modules",
  "thiserror",
  "tokio",
  "uuid",
@@ -205,6 +207,16 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "bollard-stubs"
+version = "1.42.0-rc.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed59b5c00048f48d7af971b71f800fdf23e858844a6f9e4d32ca72e9399e7864"
+dependencies = [
+ "serde",
+ "serde_with",
+]
+
 [[package]]
 name = "bumpalo"
 version = "3.14.0"
@@ -388,6 +400,41 @@ dependencies = [
  "typenum",
 ]
 
+[[package]]
+name = "darling"
+version = "0.13.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a01d95850c592940db9b8194bc39f4bc0e89dee5c4265e4b1807c34a9aba453c"
+dependencies = [
+ "darling_core",
+ "darling_macro",
+]
+
+[[package]]
+name = "darling_core"
+version = "0.13.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "859d65a907b6852c9361e3185c862aae7fafd2887876799fa55f5f99dc40d610"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim",
+ "syn 1.0.109",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.13.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c972679f83bdf9c42bd905396b6c3588a843a17f0f16dfcfa3e2c5d57441835"
+dependencies = [
+ "darling_core",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "der"
 version = "0.7.8"
@@ -492,6 +539,12 @@ dependencies = [
  "spin 0.9.8",
 ]
 
+[[package]]
+name = "fnv"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
+
 [[package]]
 name = "form_urlencoded"
 version = "1.2.1"
@@ -718,6 +771,12 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "ident_case"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
+
 [[package]]
 name = "idna"
 version = "0.5.0"
@@ -1254,6 +1313,28 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_with"
+version = "1.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "678b5a069e50bf00ecd22d0cd8ddf7c236f68581b03db652061ed5eb13a312ff"
+dependencies = [
+ "serde",
+ "serde_with_macros",
+]
+
+[[package]]
+name = "serde_with_macros"
+version = "1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e182d6ec6f05393cc0e5ed1bf81ad6db3a8feedf8ee515ecdd369809bcce8082"
+dependencies = [
+ "darling",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "sha1"
 version = "0.10.6"
@@ -1634,6 +1715,32 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
+[[package]]
+name = "testcontainers"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f83d2931d7f521af5bae989f716c3fa43a6af9af7ec7a5e21b59ae40878cec00"
+dependencies = [
+ "bollard-stubs",
+ "futures",
+ "hex",
+ "hmac",
+ "log",
+ "rand",
+ "serde",
+ "serde_json",
+ "sha2",
+]
+
+[[package]]
+name = "testcontainers-modules"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "204d1c7516bfdc8a01bb85d3e30145e5bbeb2351812e5e8aa6971769109b45b5"
+dependencies = [
+ "testcontainers",
+]
+
 [[package]]
 name = "thiserror"
 version = "1.0.56"
diff --git a/Cargo.toml b/Cargo.toml
index 6177e2a..ed8f3d2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,3 +28,5 @@ futures = "0.3.30"
 itertools = "0.12.1"
 chrono = { version = "0.4.33", features = ["serde"] }
 uuid = { version = "1.7.0", features = ["serde"] }
+testcontainers = "0.15.0"
+testcontainers-modules = { version = "0.3.6", features = ["postgres"] }
diff --git a/src/main.rs b/src/main.rs
index c6570c8..b8952d3 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -133,7 +133,7 @@ async fn main() {
 
     // Refresh the database with the new files
     for updated_file in &need_refresh {
-        sqlx::query("INSERT INTO raw_files (date, sha256, json) VALUES ($1, $2, $3 :: jsonb) ON CONFLICT (date) DO UPDATE SET sha256 = $2, json = $3 :: jsonb")
+        sqlx::query("INSERT INTO raw_files (date, sha256, json) VALUES ($1, $2, $3 :: jsonb) ON CONFLICT (date) DO UPDATE SET sha256 = excluded.sha256, json = excluded.json")
             .bind(&updated_file.date)
             .bind(&updated_file.sha256)
             .bind(&serde_json::to_value(&updated_file.json).unwrap())
diff --git a/src/t1.rs b/src/t1.rs
index 7cf18de..80efbe4 100644
--- a/src/t1.rs
+++ b/src/t1.rs
@@ -1,7 +1,22 @@
-fn main() {
-    let files = std::fs::read_dir("/Users/joshuacoles/Library/Mobile Documents/iCloud~com~bigpaua~LearnerCoacher/Documents/Export/JSON/Daily/").unwrap();
-    for file in files {
-        let file = file.unwrap().path();
-        println!("{}\t{}", file.display(), sha256::try_digest(&file).unwrap())
-    }
+use sqlx::{Connection, Executor};
+use testcontainers::core::env::Os;
+
+#[tokio::main]
+async fn main() {
+    // let files = std::fs::read_dir("/Users/joshuacoles/Library/Mobile Documents/iCloud~com~bigpaua~LearnerCoacher/Documents/Export/JSON/Daily/").unwrap();
+    // for file in files {
+    //     let file = file.unwrap().path();
+    //     println!("{}\t{}", file.display(), sha256::try_digest(&file).unwrap())
+    // }
+    //
+    let tc = testcontainers::clients::Cli::new::<Os>();
+    let pg_spec = testcontainers_modules::postgres::Postgres::default();
+    let pg_container = tc.run(pg_spec);
+    pg_container.start();
+    println!("postgres running");
+    let mut pg = sqlx::postgres::PgConnection::connect(&format!("postgres://postgres:postgres@localhost:{}/postgres", pg_container.get_host_port_ipv4(5432)),)
+        .await
+        .unwrap();
+
+    dbg!(pg.execute("select 1").await.unwrap());
 }