feat: allow to skip golangci-lint installation (#1079)

Author: ldez

README.md

@@ -261,8 +261,10 @@ You will also likely need to add the following `.gitattributes` file to ensure t
 
 The version of golangci-lint to use.
 
-* When `install-mode` is `binary` (default) the value can be v1.2 or v1.2.3 or `latest` to use the latest version.
-* When `install-mode` is `goinstall` the value can be v1.2.3, `latest`, or the hash of a commit.
+When `install-mode` is:
+* `binary` (default): the value can be v1.2 or v1.2.3 or `latest` to use the latest version.
+* `goinstall`: the value can be v1.2.3, `latest`, or the hash of a commit.
+* `none`: the value is ignored.
 
 <details>
 <summary>Example</summary>
@@ -280,7 +282,7 @@ with:
 
 (optional)
 
-The mode to install golangci-lint: it can be `binary` or `goinstall`.
+The mode to install golangci-lint: it can be `binary`, `goinstall`, or `none`.
 
 The default value is `binary`.
 

action.yml

@@ -6,11 +6,13 @@ inputs:
   version:
     description: |
       The version of golangci-lint to use.
-      When `install-mode` is `binary` (default) the value can be v1.2 or v1.2.3 or `latest` to use the latest version.
-      When `install-mode` is `goinstall` the value can be v1.2.3, `latest`, or the hash of a commit.
+      When `install-mode` is:
+      - `binary` (default): the value can be v1.2 or v1.2.3 or `latest` to use the latest version.
+      - `goinstall`: the value can be v1.2.3, `latest`, or the hash of a commit.
+      - `none`: the value is ignored.
     required: false
   install-mode:
-    description: "The mode to install golangci-lint. It can be 'binary' or 'goinstall'."
+    description: "The mode to install golangci-lint. It can be 'binary', 'goinstall', or 'none'."
     default: "binary"
     required: false
   working-directory: