fix: Import FilterOption and implement options method for all filters

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

src/filter_plugin/grep.rs

@@ -1,4 +1,4 @@
-use super::FilterPlugin;
+use super::{FilterPlugin, FilterOption};
 use std::io::{Result, Read, Write, BufRead};
 use regex::Regex;
 

src/filter_plugin/head.rs

@@ -1,4 +1,4 @@
-use super::FilterPlugin;
+use super::{FilterPlugin, FilterOption};
 use std::io::{Result, Read, Write, BufRead};
 use crate::common::PIPESIZE;
 
@@ -48,6 +48,16 @@ impl FilterPlugin for HeadBytesFilter {
             }
         ]
     }
+    
+    fn options(&self) -> Vec<FilterOption> {
+        vec![
+            FilterOption {
+                name: "count".to_string(),
+                default: None,
+                required: true,
+            }
+        ]
+    }
 }
 
 pub struct HeadLinesFilter {

src/filter_plugin/skip.rs

@@ -1,4 +1,4 @@
-use super::FilterPlugin;
+use super::{FilterPlugin, FilterOption};
 use std::io::{Result, Read, Write, BufRead};
 use crate::common::PIPESIZE;
 
@@ -60,6 +60,26 @@ impl FilterPlugin for SkipBytesFilter {
             remaining: self.remaining,
         })
     }
+    
+    fn options(&self) -> Vec<FilterOption> {
+        vec![
+            FilterOption {
+                name: "count".to_string(),
+                default: None,
+                required: true,
+            }
+        ]
+    }
+    
+    fn options(&self) -> Vec<FilterOption> {
+        vec![
+            FilterOption {
+                name: "count".to_string(),
+                default: None,
+                required: true,
+            }
+        ]
+    }
 }
 
 pub struct SkipLinesFilter {

src/filter_plugin/strip_ansi.rs

@@ -1,6 +1,6 @@
 use std::io::{Result, Read, Write};
 use strip_ansi_escapes::Writer;
-use super::FilterPlugin;
+use super::{FilterPlugin, FilterOption};
 
 pub struct StripAnsiFilter;
 

src/filter_plugin/tail.rs

@@ -1,4 +1,4 @@
-use super::FilterPlugin;
+use super::{FilterPlugin, FilterOption};
 use std::io::{Result, Read, Write, BufRead};
 use std::collections::VecDeque;
 use crate::common::PIPESIZE;
@@ -68,6 +68,16 @@ impl FilterPlugin for TailBytesFilter {
             count: self.count,
         })
     }
+    
+    fn options(&self) -> Vec<FilterOption> {
+        vec![
+            FilterOption {
+                name: "count".to_string(),
+                default: None,
+                required: true,
+            }
+        ]
+    }
 }
 
 pub struct TailLinesFilter {
@@ -129,4 +139,14 @@ impl FilterPlugin for TailLinesFilter {
             count: self.count,
         })
     }
+    
+    fn options(&self) -> Vec<FilterOption> {
+        vec![
+            FilterOption {
+                name: "count".to_string(),
+                default: None,
+                required: true,
+            }
+        ]
+    }
 }