Slightly improve documentation

README.md

@@ -14,6 +14,7 @@ Table of Contents
   * [Docker](#docker)
   * [Homebrew](#homebrew)
   * [go install](#go-install)
+- [Requirement](#requirement)
 - [Examples](#examples)
     + [Simplest case](#simplest-case)
     + [Next level case](#next-level-case)
@@ -41,8 +42,14 @@ Visit the [releases page](https://github.com/vektra/mockery/releases) to downloa
 
 Use the [Docker image](https://hub.docker.com/r/vektra/mockery)
 
+Get mockery verion:
+
     docker pull vektra/mockery
 
+Generate all the mocks for your project:
+
+	docker run -v "$PWD":/src -w /src vektra/mockery --all
+
 ### Homebrew
 
 Install through [brew](https://brew.sh/)
@@ -58,6 +65,11 @@ Alternatively, you can use the go install method to compile the project using yo
 
     go install github.com/vektra/mockery/v2@latest
 
+Requirement
+-----------
+
+For mockery to correctly generate mocks, the command has to be run on a module (i.e. your project has to have a go.mod file)
+
 Examples
 --------
 
@@ -359,6 +371,7 @@ The following descriptions provide additional elaboration on a few common parame
 | `--print` | Use `mockery --print` to have the resulting code printed out instead of written to disk. |
 | `--exported` | Use `mockery --exported` to generate public mocks for private interfaces. |
 | `--with-expecter` | Use `mockery --with-expecter` to generate `EXPECT()` methods for your mocks. This is the preferred way to setup your mocks. |
+| `--log-level` | Use `--log-level` to generate useful logs. Possible values are `trace`, `debug`, `info`, `warn`, `error`, `fatal`, `panic` |
 
 Mocking interfaces in `main`
 ----------------------------