feat: add pure ssh2 remote operations

tests/tool-routing.test.ts

@@ -21,6 +21,13 @@ test("search routing narrows files before requesting matching line numbers", ()
 	assert.match(section, /Use read with offset\/limit only for the exact matching region/);
 });
 
+test("remote search routing uses structured bounded SSH tools", () => {
+	const section = buildToolRoutingSection(["ssh_find", "ssh_grep"]);
+	assert.match(section, /use ssh_find to narrow remote file paths before ssh_grep/);
+	assert.match(section, /Do not run find, fd, grep, or rg through ssh_bash/);
+	assert.match(section, /when a result says truncated, narrow the path or pattern/);
+});
+
 test("context routing analyzes large files without a full read", () => {
 	const section = buildToolRoutingSection(["ctx_execute", "ctx_execute_file"]);