diff --git a/lib/main.js b/lib/main.js
index f792c28..b161818 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -10,6 +10,9 @@ Object.defineProperty(exports, "__esModule", { value: true });
 const fs = __importStar(require("fs"));
 const path = __importStar(require("path"));
 const core = __importStar(require("@actions/core"));
+/**
+ * main function
+ */
 function main() {
     try {
         const home = getHomeDirectory();
diff --git a/lib/main.js.map b/lib/main.js.map
index 736d2d8..a38ba14 100644
--- a/lib/main.js.map
+++ b/lib/main.js.map
@@ -1 +1 @@
-{"version":3,"file":"main.js","sourceRoot":"","sources":["../src/main.ts"],"names":[],"mappings":";;;;;;;;;AAAA,uCAAyB;AACzB,2CAA6B;AAE7B,oDAAsC;AAEtC,SAAS,IAAI;IAEZ,IACA;QACC,MAAM,IAAI,GAAG,gBAAgB,EAAE,CAAC;QAChC,MAAM,OAAO,GAAG,IAAI,CAAC,OAAO,CAAC,IAAI,EAAE,MAAM,CAAC,CAAC;QAC3C,EAAE,CAAC,SAAS,CAAC,OAAO,EAAE;YACrB,SAAS,EAAE,IAAI;YACf,IAAI,EAAE,KAAK;SACX,CAAC,CAAC;QAEH,MAAM,UAAU,GAAG,IAAI,CAAC,QAAQ,CAAC,aAAa,CAAW,CAAC;QAC1D,MAAM,SAAS,GAAG,IAAI,CAAC,QAAQ,CAAC,YAAY,CAAW,CAAC;QACxD,MAAM,IAAI,GAAG,IAAI,CAAC,QAAQ,CAAC,MAAM,CAAW,CAAC;QAE7C,MAAM,QAAQ,GAAG,IAAI,CAAC,IAAI,CAAC,OAAO,EAAE,IAAI,CAAC,CAAC;QAC1C,EAAE,CAAC,aAAa,CAAC,QAAQ,EAAE,UAAU,EAAE;YACtC,IAAI,EAAE,KAAK;SACX,CAAC,CAAC;QACH,EAAE,CAAC,aAAa,CAAC,GAAG,QAAQ,MAAM,EAAE,SAAS,EAAE;YAC9C,IAAI,EAAE,KAAK;SACX,CAAC,CAAC;QAEH,OAAO,CAAC,GAAG,CAAC,8BAA8B,QAAQ,gBAAgB,CAAC,CAAC;KACpE;IACD,OAAM,GAAG,EACT;QACC,IAAI,CAAC,SAAS,CAAC,GAAG,CAAC,OAAO,CAAC,CAAC;KAC5B;AACF,CAAC;AAED;;;GAGG;AACH,SAAS,gBAAgB;IAErB,MAAM,OAAO,GAAG,OAAO,CAAC,QAAQ,IAAI,OAAO,CAAC,CAAC,CAAC,aAAa,CAAC,CAAC,CAAC,MAAM,CAAC;IACrE,MAAM,IAAI,GAAG,OAAO,CAAC,GAAG,CAAC,OAAO,CAAC,CAAC;IAClC,IAAG,IAAI,KAAK,SAAS,EACrB;QACI,MAAM,IAAI,KAAK,CAAC,GAAG,OAAO,iBAAiB,CAAC,CAAC;KAChD;IAED,OAAO,IAAI,CAAC;AAChB,CAAC;AAED,IAAI,EAAE,CAAC"}
\ No newline at end of file
+{"version":3,"file":"main.js","sourceRoot":"","sources":["../src/main.ts"],"names":[],"mappings":";;;;;;;;;AAAA,uCAAyB;AACzB,2CAA6B;AAE7B,oDAAsC;AAEtC;;GAEG;AACH,SAAS,IAAI;IAEZ,IACA;QACC,MAAM,IAAI,GAAG,gBAAgB,EAAE,CAAC;QAChC,MAAM,OAAO,GAAG,IAAI,CAAC,OAAO,CAAC,IAAI,EAAE,MAAM,CAAC,CAAC;QAC3C,EAAE,CAAC,SAAS,CAAC,OAAO,EAAE;YACrB,SAAS,EAAE,IAAI;YACf,IAAI,EAAE,KAAK;SACX,CAAC,CAAC;QAEH,MAAM,UAAU,GAAG,IAAI,CAAC,QAAQ,CAAC,aAAa,CAAW,CAAC;QAC1D,MAAM,SAAS,GAAG,IAAI,CAAC,QAAQ,CAAC,YAAY,CAAW,CAAC;QACxD,MAAM,IAAI,GAAG,IAAI,CAAC,QAAQ,CAAC,MAAM,CAAW,CAAC;QAE7C,MAAM,QAAQ,GAAG,IAAI,CAAC,IAAI,CAAC,OAAO,EAAE,IAAI,CAAC,CAAC;QAC1C,EAAE,CAAC,aAAa,CAAC,QAAQ,EAAE,UAAU,EAAE;YACtC,IAAI,EAAE,KAAK;SACX,CAAC,CAAC;QACH,EAAE,CAAC,aAAa,CAAC,GAAG,QAAQ,MAAM,EAAE,SAAS,EAAE;YAC9C,IAAI,EAAE,KAAK;SACX,CAAC,CAAC;QAEH,OAAO,CAAC,GAAG,CAAC,8BAA8B,QAAQ,gBAAgB,CAAC,CAAC;KACpE;IACD,OAAM,GAAG,EACT;QACC,IAAI,CAAC,SAAS,CAAC,GAAG,CAAC,OAAO,CAAC,CAAC;KAC5B;AACF,CAAC;AAED;;;GAGG;AACH,SAAS,gBAAgB;IAErB,MAAM,OAAO,GAAG,OAAO,CAAC,QAAQ,IAAI,OAAO,CAAC,CAAC,CAAC,aAAa,CAAC,CAAC,CAAC,MAAM,CAAC;IACrE,MAAM,IAAI,GAAG,OAAO,CAAC,GAAG,CAAC,OAAO,CAAC,CAAC;IAClC,IAAG,IAAI,KAAK,SAAS,EACrB;QACI,MAAM,IAAI,KAAK,CAAC,GAAG,OAAO,iBAAiB,CAAC,CAAC;KAChD;IAED,OAAO,IAAI,CAAC;AAChB,CAAC;AAED,IAAI,EAAE,CAAC"}
\ No newline at end of file
diff --git a/src/main.ts b/src/main.ts
index 09b1f1a..67803aa 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -3,6 +3,9 @@ import * as path from "path";
 
 import * as core from "@actions/core";
 
+/**
+ * main function
+ */
 function main(): void
 {
 	try