diff --git a/Cargo.lock b/Cargo.lock
index 94f83a8..9481478 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1752,6 +1752,7 @@ dependencies = [
  "non-blank-string-rs",
  "opnsense-config",
  "opnsense-config-xml",
+ "pretty_assertions",
  "rand 0.9.1",
  "reqwest 0.11.27",
  "russh",
@@ -1760,6 +1761,7 @@ dependencies = [
  "serde",
  "serde-value",
  "serde_json",
+ "serde_with",
  "serde_yaml",
  "similar",
  "strum 0.27.1",
@@ -4080,6 +4082,18 @@ dependencies = [
  "serde_json",
 ]
 
+[[package]]
+name = "schemars"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1375ba8ef45a6f15d83fa8748f1079428295d403d6ea991d09ab100155fbc06d"
+dependencies = [
+ "dyn-clone",
+ "ref-cast",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "scopeguard"
 version = "1.2.0"
@@ -4280,22 +4294,36 @@ dependencies = [
 
 [[package]]
 name = "serde_with"
-version = "3.13.0"
+version = "3.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf65a400f8f66fb7b0552869ad70157166676db75ed8181f8104ea91cf9d0b42"
+checksum = "f2c45cd61fefa9db6f254525d46e392b852e0e61d9a1fd36e5bd183450a556d5"
 dependencies = [
  "base64 0.22.1",
  "chrono",
  "hex",
  "indexmap 1.9.3",
  "indexmap 2.10.0",
- "schemars",
+ "schemars 0.9.0",
+ "schemars 1.0.3",
  "serde",
  "serde_derive",
  "serde_json",
+ "serde_with_macros",
  "time",
 ]
 
+[[package]]
+name = "serde_with_macros"
+version = "3.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "de90945e6565ce0d9a25098082ed4ee4002e047cb59892c318d66821e14bb30f"
+dependencies = [
+ "darling",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "serde_yaml"
 version = "0.9.34+deprecated"
diff --git a/Cargo.toml b/Cargo.toml
index 92bfc4a..c30f10c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -52,3 +52,4 @@ convert_case = "0.8"
 chrono = "0.4"
 similar = "2"
 uuid = { version = "1.11", features = ["v4", "fast-rng", "macro-diagnostics"] }
+pretty_assertions = "1.4.1"
diff --git a/harmony/Cargo.toml b/harmony/Cargo.toml
index 2a7a97f..ec2e2fa 100644
--- a/harmony/Cargo.toml
+++ b/harmony/Cargo.toml
@@ -58,3 +58,7 @@ futures-util = "0.3.31"
 tokio-util = "0.7.15"
 strum = { version = "0.27.1", features = ["derive"] }
 tempfile = "3.20.0"
+serde_with = "3.14.0"
+
+[dev-dependencies]
+pretty_assertions.workspace = true
diff --git a/harmony/src/modules/application/features/argo_types.rs b/harmony/src/modules/application/features/argo_types.rs
index 41ba8a3..197742a 100644
--- a/harmony/src/modules/application/features/argo_types.rs
+++ b/harmony/src/modules/application/features/argo_types.rs
@@ -3,11 +3,13 @@ use std::{backtrace, collections::HashMap};
 use k8s_openapi::{Metadata, NamespaceResourceScope, Resource};
 use log::debug;
 use serde::Serialize;
+use serde_with::skip_serializing_none;
 use serde_yaml::Value;
 use url::Url;
 
 use crate::modules::application::features::CDApplicationConfig;
 
+#[skip_serializing_none]
 #[derive(Clone, Debug, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct Helm {
@@ -27,9 +29,11 @@ pub struct Helm {
     pub namespace: Option<String>,
 }
 
+#[skip_serializing_none]
 #[derive(Clone, Debug, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct Source {
+    #[serde(rename = "repoURL")]
     pub repo_url: Url,
     pub target_revision: Option<String>,
     pub chart: String,
@@ -67,6 +71,7 @@ pub struct SyncPolicy {
     pub retry: Retry,
 }
 
+#[skip_serializing_none]
 #[derive(Clone, Debug, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct ArgoApplication {
@@ -135,7 +140,7 @@ impl From<CDApplicationConfig> for ArgoApplication {
             source: Source {
                 repo_url: Url::parse(value.helm_chart_repo_url.to_string().as_str())
                     .expect("couldn't convert to URL"),
-                target_revision: None,
+                target_revision: Some(value.version.to_string()),
                 chart: value.helm_chart_name,
                 helm: Helm {
                     pass_credentials: None,
@@ -145,7 +150,7 @@ impl From<CDApplicationConfig> for ArgoApplication {
                     value_files: vec![],
                     ignore_missing_value_files: None,
                     values: None,
-                    values_object: Some(value.values_overrides),
+                    values_object: value.values_overrides,
                     skip_crds: None,
                     skip_schema_validation: None,
                     version: None,
@@ -252,6 +257,7 @@ spec:
 
 #[cfg(test)]
 mod tests {
+    use pretty_assertions::assert_eq;
     use url::Url;
 
     use crate::modules::application::features::{
@@ -315,24 +321,14 @@ spec:
     server: https://kubernetes.default.svc
     namespace: test-ns
   source:
-    repoUrl: http://test/
-    targetRevision: null
+    repoURL: http://test/
     chart: test-chart
     helm:
-      passCredentials: null
       parameters: []
       fileParameters: []
       releaseName: test-release-neame
       valueFiles: []
-      ignoreMissingValueFiles: null
-      values: null
-      valuesObject: null
-      skipCrds: null
-      skipSchemaValidation: null
-      version: null
-      kubeVersion: null
       apiVersions: []
-      namespace: null
   syncPolicy:
     automated:
       prune: false
diff --git a/harmony/src/modules/application/features/continuous_delivery.rs b/harmony/src/modules/application/features/continuous_delivery.rs
index 85fd87a..8396124 100644
--- a/harmony/src/modules/application/features/continuous_delivery.rs
+++ b/harmony/src/modules/application/features/continuous_delivery.rs
@@ -161,6 +161,7 @@ impl<
         let helm_chart = self.application.build_push_helm_package(&image).await?;
         info!("Pushed new helm chart {helm_chart}");
 
+        error!("TODO Make building image configurable/skippable");
         let image = self.application.build_push_oci_image().await?;
         info!("Pushed new docker image {image}");
 
@@ -194,7 +195,7 @@ impl<
                         version: Version::from("0.1.0").unwrap(),
                         helm_chart_repo_url: Url::Url(url::Url::parse("oci://hub.nationtech.io/harmony/harmony-example-rust-webapp-chart/harmony-example-rust-webapp-chart").unwrap()),
                         helm_chart_name: "harmony-example-rust-webapp-chart".to_string(),
-                        values_overrides: Value::Null,
+                        values_overrides: None,
                         name: "harmony-demo-rust-webapp".to_string(),
                         namespace: "harmonydemo-staging".to_string(),
                     })],
@@ -226,7 +227,7 @@ pub struct CDApplicationConfig {
     pub version: Version,
     pub helm_chart_repo_url: Url,
     pub helm_chart_name: String,
-    pub values_overrides: Value,
+    pub values_overrides: Option<Value>,
     pub name: String,
     pub namespace: String,
 }
diff --git a/harmony/src/modules/application/features/helm_argocd_score.rs b/harmony/src/modules/application/features/helm_argocd_score.rs
index 92a468b..d5dbd44 100644
--- a/harmony/src/modules/application/features/helm_argocd_score.rs
+++ b/harmony/src/modules/application/features/helm_argocd_score.rs
@@ -1,5 +1,6 @@
 use async_trait::async_trait;
 use k8s_openapi::Resource;
+use log::error;
 use non_blank_string_rs::NonBlankString;
 use serde::Serialize;
 use std::str::FromStr;
@@ -50,6 +51,7 @@ impl<T: Topology + K8sclient + HelmCommand> Interpret<T> for ArgoInterpret {
         inventory: &Inventory,
         topology: &T,
     ) -> Result<Outcome, InterpretError> {
+        error!("Uncomment below, only disabled for debugging");
         self.score
             .create_interpret()
             .execute(inventory, topology)
diff --git a/opnsense-config/Cargo.toml b/opnsense-config/Cargo.toml
index bb9a425..f271d10 100644
--- a/opnsense-config/Cargo.toml
+++ b/opnsense-config/Cargo.toml
@@ -22,4 +22,4 @@ tokio-util = { version = "0.7.13", features = [ "codec" ] }
 tokio-stream = "0.1.17"
 
 [dev-dependencies]
-pretty_assertions = "1.4.1"
+pretty_assertions.workspace = true