diff --git a/Cargo.lock b/Cargo.lock
index 1af1dfa..c59a5bd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -571,6 +571,7 @@ dependencies = [
  "model",
  "rumqttc",
  "serde",
+ "strum",
  "tarpc",
  "thiserror",
  "tokio",
@@ -3078,6 +3079,12 @@ dependencies = [
  "base64",
 ]
 
+[[package]]
+name = "rustversion"
+version = "1.0.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97477e48b4cf8603ad5f7aaf897467cf42ab4218a38ef76fb14c2d6773a6d6a8"
+
 [[package]]
 name = "rusty-money"
 version = "0.4.1"
@@ -3595,6 +3602,28 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
+[[package]]
+name = "strum"
+version = "0.24.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "063e6045c0e62079840579a7e47a355ae92f60eb74daaf156fb1e84ba164e63f"
+dependencies = [
+ "strum_macros",
+]
+
+[[package]]
+name = "strum_macros"
+version = "0.24.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e385be0d24f186b4ce2f9982191e7101bb737312ad61c1f2f984f34bcf85d59"
+dependencies = [
+ "heck",
+ "proc-macro2",
+ "quote",
+ "rustversion",
+ "syn",
+]
+
 [[package]]
 name = "subtle"
 version = "2.4.1"
diff --git a/crates/channels/Cargo.toml b/crates/channels/Cargo.toml
index bdaad95..e15ec4b 100644
--- a/crates/channels/Cargo.toml
+++ b/crates/channels/Cargo.toml
@@ -24,3 +24,4 @@ thiserror = { version = "1.0.37" }
 tokio = { version = "1.21.2", features = ['full'] }
 tracing = { version = "0.1.37" }
 whatlang = { version = "0.16.2" }
+strum = { version = "0.24.1", features = ['strum_macros', 'default'] }
diff --git a/crates/channels/src/stocks/categories.rs b/crates/channels/src/stocks/categories.rs
new file mode 100644
index 0000000..7888bae
--- /dev/null
+++ b/crates/channels/src/stocks/categories.rs
@@ -0,0 +1,86 @@
+use strum::IntoStaticStr;
+
+pub mod create_category {
+    use model::v2::*;
+
+    use crate::stocks::Error;
+
+    #[derive(Debug, serde::Serialize, serde::Deserialize)]
+    pub struct Input {
+        pub parent_id: Option<CategoryId>,
+        pub name: CategoryName,
+        pub key: CategoryKey,
+        pub svg: CategorySvg,
+    }
+
+    #[derive(Debug, serde::Serialize, serde::Deserialize)]
+    pub struct Details {
+        pub product: Category,
+    }
+
+    pub type Output = Result<Details, Error>;
+}
+
+pub mod delete_category {
+    use model::v2::*;
+
+    use crate::stocks::Error;
+
+    #[derive(Debug, serde::Serialize, serde::Deserialize)]
+    pub struct Input {
+        pub category_id: CategoryId,
+    }
+
+    #[derive(Debug, serde::Serialize, serde::Deserialize)]
+    pub struct Details {}
+
+    pub type Output = Result<Details, Error>;
+}
+
+pub mod update_category {
+    use model::v2::*;
+
+    use crate::stocks::Error;
+
+    #[derive(Debug, serde::Serialize, serde::Deserialize)]
+    pub struct Input {
+        pub id: CategoryId,
+        pub parent_id: Option<CategoryId>,
+        pub name: CategoryName,
+        pub key: CategoryKey,
+        pub svg: CategorySvg,
+    }
+
+    #[derive(Debug, serde::Serialize, serde::Deserialize)]
+    pub struct Details {
+        pub limit: Limit,
+        pub offset: Offset,
+    }
+
+    pub type Output = Result<Details, Error>;
+}
+
+pub mod all_categories {
+    use model::v2::*;
+
+    use crate::stocks::Error;
+
+    #[derive(Debug, serde::Serialize, serde::Deserialize)]
+    pub struct Input {}
+
+    #[derive(Debug, serde::Serialize, serde::Deserialize)]
+    pub struct Details {
+        pub categories: Vec<Category>,
+    }
+
+    pub type Output = Result<Details, Error>;
+}
+
+#[derive(
+    Copy, Clone, Debug, PartialOrd, PartialEq, serde::Serialize, serde::Deserialize, IntoStaticStr,
+)]
+pub enum Topic {
+    CategoryCreated,
+    CategoryUpdated,
+    CategoryDeleted,
+}
diff --git a/crates/channels/src/stocks/mod.rs b/crates/channels/src/stocks/mod.rs
index cfb8b62..f6eaefd 100644
--- a/crates/channels/src/stocks/mod.rs
+++ b/crates/channels/src/stocks/mod.rs
@@ -1,12 +1,13 @@
+pub mod categories;
 pub mod load;
 pub mod product;
 pub mod product_photo;
 pub mod product_stock;
 pub mod product_variant;
 
+pub use categories::*;
 pub use load::*;
-use model::v2::ProductVariantId;
-use model::ProductId;
+use model::v2::{ProductId, ProductVariantId};
 pub use product::*;
 pub use product_photo::*;
 pub use product_stock::*;
@@ -127,6 +128,8 @@ pub mod rpc {
         async fn shopping_cart_product_variants(
             input: find_product_variants::Input,
         ) -> find_product_variants::Output;
+
+        // async fn
     }
 
     pub async fn create_client(config: SharedAppConfig) -> StocksClient {
diff --git a/crates/stock_manager/src/actions/load.rs b/crates/stock_manager/src/actions/load.rs
index e1e0bf2..e23fafc 100644
--- a/crates/stock_manager/src/actions/load.rs
+++ b/crates/stock_manager/src/actions/load.rs
@@ -243,7 +243,7 @@ mod utils {
                                 .map(
                                     |ProductLinkedPhoto {
                                          photo_id,
-                                         local_path,
+                                         local_path: _,
                                          file_name,
                                          unique_name,
                                          product_variant_id: _,