feat: update default is_internal() to return true and clean up overrides

Co-authored-by: aider (openai/andrew/openrouter/deepseek/deepseek-chat-v3.1) <aider@aider.chat>

src/meta_plugin.rs

@@ -120,7 +120,7 @@ pub trait MetaPlugin {
     }
     
     fn is_internal(&self) -> bool {
-        false
+        true
     }
     
     // Update the meta plugin with new data

src/meta_plugin/binary.rs

@@ -65,9 +65,6 @@ impl BinaryMetaPlugin {
 }
 
 impl MetaPlugin for BinaryMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
 
     fn update(&mut self, data: &[u8]) -> MetaPluginResponse {
         // Calculate how much data we can still accept

src/meta_plugin/digest.rs

@@ -54,9 +54,6 @@ impl DigestSha256MetaPlugin {
 }
 
 impl MetaPlugin for DigestSha256MetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn initialize(&mut self, item_id: i64) -> Result<MetaPluginResponse> {
         self.item_id = Some(item_id);
@@ -165,9 +162,6 @@ impl ReadTimeMetaPlugin {
 }
 
 impl MetaPlugin for ReadTimeMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn finalize(&mut self) -> Result<MetaPluginResponse> {
         let mut metadata = Vec::new();
@@ -274,9 +268,6 @@ impl ReadRateMetaPlugin {
 }
 
 impl MetaPlugin for ReadRateMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
 
     fn finalize(&mut self) -> Result<MetaPluginResponse> {
         let mut metadata = Vec::new();

src/meta_plugin/magic.rs

@@ -118,9 +118,6 @@ impl MagicFileMetaPlugin {
 }
 
 impl MetaPlugin for MagicFileMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn initialize(&mut self, item_id: i64) -> Result<MetaPluginResponse> {
         self.item_id = Some(item_id);

src/meta_plugin/system.rs

@@ -53,9 +53,6 @@ impl CwdMetaPlugin {
 }
 
 impl MetaPlugin for CwdMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn finalize(&mut self) -> MetaPluginResponse {
         MetaPluginResponse {
@@ -158,9 +155,6 @@ impl UidMetaPlugin {
 }
 
 impl MetaPlugin for UidMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn finalize(&mut self, _conn: &Connection) -> Result<()> {
         // Since we save during initialize(), return Ok to avoid duplicate saves
@@ -261,9 +255,6 @@ impl UserMetaPlugin {
 }
 
 impl MetaPlugin for UserMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn finalize(&mut self, _conn: &Connection) -> Result<()> {
         // Since we save during initialize(), return Ok to avoid duplicate saves
@@ -360,9 +351,6 @@ impl GidMetaPlugin {
 }
 
 impl MetaPlugin for GidMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn finalize(&mut self, _conn: &Connection) -> Result<()> {
         // Since we save during initialize(), return Ok to avoid duplicate saves
@@ -456,9 +444,6 @@ impl GroupMetaPlugin {
 }
 
 impl MetaPlugin for GroupMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn finalize(&mut self, _conn: &Connection) -> Result<()> {
         // Since we save during initialize(), return Ok to avoid duplicate saves
@@ -555,9 +540,6 @@ impl ShellMetaPlugin {
 }
 
 impl MetaPlugin for ShellMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn finalize(&mut self, _conn: &Connection) -> Result<()> {
         // Since we save during initialize(), return Ok to avoid duplicate saves
@@ -654,9 +636,6 @@ impl ShellPidMetaPlugin {
 }
 
 impl MetaPlugin for ShellPidMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn finalize(&mut self, _conn: &Connection) -> Result<()> {
         // Since we save during initialize(), return Ok to avoid duplicate saves
@@ -753,9 +732,6 @@ impl KeepPidMetaPlugin {
 }
 
 impl MetaPlugin for KeepPidMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn finalize(&mut self, _conn: &Connection) -> Result<()> {
         // Since we save during initialize(), return Ok to avoid duplicate saves
@@ -849,9 +825,6 @@ impl HostnameMetaPlugin {
 }
 
 impl MetaPlugin for HostnameMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn finalize(&mut self, _conn: &Connection) -> Result<()> {
         // Since we save during initialize(), return Ok to avoid duplicate saves
@@ -948,9 +921,6 @@ impl FullHostnameMetaPlugin {
 }
 
 impl MetaPlugin for FullHostnameMetaPlugin {
-    fn is_internal(&self) -> bool {
-        true
-    }
     
     fn finalize(&mut self, _conn: &Connection) -> Result<()> {
         // Since we save during initialize(), return Ok to avoid duplicate saves