Add post_install and post_remove hooks to tool json configs

agentstack/generation/tool_generation.py

@@ -43,7 +43,8 @@ def add_tool(tool_name: str, path: Optional[str] = None):
                         insert_code_after_tag(f'{path}.env', '# Tools', [tool_data['env']], next_line=True)  # Add env var
                     if not string_in_file(f'{path}.env.example', first_var_name):
                         insert_code_after_tag(f'{path}.env.example', '# Tools', [tool_data['env']], next_line=True)  # Add env var
-
+                if tool_data.get('post_install'):
+                    os.system(tool_data['post_install'])
                 if not agentstack_json.get('tools'):
                     agentstack_json['tools'] = []
                 agentstack_json['tools'].append(tool_name)
@@ -78,6 +79,8 @@ def remove_tool(tool_name: str, path: Optional[str] = None):
             os.remove(f'{path}src/tools/{tool_name}_tool.py')
             remove_tool_from_tools_init(tool_data, path)
             remove_tool_from_agent_definition(framework, tool_data, path)
+            if tool_data.get('post_remove'):
+                os.system(tool_data['post_remove'])
             # We don't remove the .env variables to preserve user data.
 
             agentstack_json['tools'].remove(tool_name)

agentstack/tools/~README.md

@@ -0,0 +1,34 @@
+Tool Configuration Files
+========================
+Tools are configured for installation & removal using JSON files in this directory. 
+
+## Parameters
+
+### `name` (string) [required]
+The name of the tool in snake_case. This is used to identify the tool in the system.
+
+### `tools` (list) [required]
+List of public methods that are accessible in the tool implementation.
+
+### `tools_bundled` (boolean) [optional]
+Indicates that the tool file exports a `list` of tools. Specify the variable name
+of the list in the `tools` field.
+
+### `cta` (string) [optional]
+String to print in the terminal when the tool is installed that provides a call to action.
+
+### `env` (string) [optional]
+Definitions for environment variables that will be appended to the local `.env` file.
+Separate multiple environment variables with a newline character.
+
+### `packages` (list) [optional]
+A list of package names to install. These are the names of the packages that will 
+be installed and removed by the package manager.
+
+### `post_install` (string) [optional]
+Shell command that will be executed after packages have been installed and environment 
+variables have been set.
+
+### `post_remove` (string) [optional]
+Shell command that will be executed after the tool has been removed.
+