remove extra http_method

arch/arch_config_schema.yaml

@@ -122,11 +122,6 @@ properties:
           required:
             - name
             - path
-        http_method:
-          type: string
-          enum:
-            - GET
-            - POST
         system_prompt:
           type: string
       additionalProperties: false

crates/common/src/configuration.rs

@@ -230,8 +230,6 @@ pub struct PromptTarget {
     pub name: String,
     pub default: Option<bool>,
     pub description: String,
-    #[serde(rename = "http_method")]
-    pub method: Option<HttpMethod>,
     pub endpoint: Option<EndpointDetails>,
     pub parameters: Option<Vec<Parameter>>,
     pub system_prompt: Option<String>,