refactor: remove unused item_id fields from meta plugins

Co-authored-by: aider (openai/andrew/openrouter/qwen/qwen3-coder) <aider@aider.chat>

src/meta_plugin/digest.rs

@@ -7,7 +7,6 @@ use crate::meta_plugin::MetaPlugin;
 pub struct DigestSha256MetaPlugin {
     hasher: Sha256,
     meta_name: String,
-    item_id: Option<i64>,
     outputs: std::collections::HashMap<String, serde_yaml::Value>,
     options: std::collections::HashMap<String, serde_yaml::Value>,
 }
@@ -40,7 +39,6 @@ impl DigestSha256MetaPlugin {
         DigestSha256MetaPlugin {
             hasher: Sha256::new(),
             meta_name: "digest_sha256".to_string(),
-            item_id: None,
             outputs: final_outputs,
             options: final_options,
         }

src/meta_plugin/magic.rs

@@ -10,7 +10,6 @@ pub struct MagicFileMetaPlugin {
     buffer: Vec<u8>,
     max_buffer_size: usize,
     is_saved: bool,
-    item_id: Option<i64>,
     cookie: Option<Cookie>,
     base: crate::meta_plugin::BaseMetaPlugin,
 }
@@ -53,7 +52,6 @@ impl MagicFileMetaPlugin {
             buffer: Vec::new(),
             max_buffer_size,
             is_saved: false,
-            item_id: None,
             cookie: None,
             base,
         }

src/meta_plugin/program.rs

@@ -13,7 +13,6 @@ pub struct MetaPluginProgram {
     pub split_whitespace: bool,
     process: Option<Child>,
     writer: Option<Box<dyn Write>>,
-    item_id: Option<i64>,
     result: Option<String>,
     outputs: std::collections::HashMap<String, serde_yaml::Value>,
     options: std::collections::HashMap<String, serde_yaml::Value>,
@@ -72,7 +71,6 @@ impl MetaPluginProgram {
             split_whitespace,
             process: None,
             writer: None,
-            item_id: None,
             result: None,
             outputs: final_outputs,
             options: final_options,