extension: Add debug_adapters to extension manifest (#30676)

Also pass worktree to the get_dap_binary.

Release Notes:

- N/A

crates/extension/src/extension.rs

@@ -141,6 +141,7 @@ pub trait Extension: Send + Sync + 'static {
         dap_name: Arc<str>,
         config: DebugTaskDefinition,
         user_installed_path: Option<PathBuf>,
+        worktree: Arc<dyn WorktreeDelegate>,
     ) -> Result<DebugAdapterBinary>;
 }
 

crates/extension/src/extension_manifest.rs

@@ -87,6 +87,8 @@ pub struct ExtensionManifest {
     pub snippets: Option<PathBuf>,
     #[serde(default)]
     pub capabilities: Vec<ExtensionCapability>,
+    #[serde(default)]
+    pub debug_adapters: Vec<Arc<str>>,
 }
 
 impl ExtensionManifest {
@@ -274,6 +276,7 @@ fn manifest_from_old_manifest(
         indexed_docs_providers: BTreeMap::default(),
         snippets: None,
         capabilities: Vec::new(),
+        debug_adapters: vec![],
     }
 }
 
@@ -301,6 +304,7 @@ mod tests {
             indexed_docs_providers: BTreeMap::default(),
             snippets: None,
             capabilities: vec![],
+            debug_adapters: Default::default(),
         }
     }