Remove duplicated tags

__tests__/meta.test.ts

@@ -683,6 +683,34 @@ describe('push tag', () => {
         "org.opencontainers.image.licenses=MIT"
       ]
     ],
+    [
+      'event_tag_v1.1.1.env',
+      {
+        images: ['org/app', 'ghcr.io/user/app'],
+        tagSemver: ['{{version}}', '{{major}}.{{minor}}.{{patch}}'],
+      } as Inputs,
+      {
+        main: '1.1.1',
+        partial: [],
+        latest: true
+      } as Version,
+      [
+        'org/app:1.1.1',
+        'org/app:latest',
+        'ghcr.io/user/app:1.1.1',
+        'ghcr.io/user/app:latest'
+      ],
+      [
+        "org.opencontainers.image.title=Hello-World",
+        "org.opencontainers.image.description=This your first repo!",
+        "org.opencontainers.image.url=https://github.com/octocat/Hello-World",
+        "org.opencontainers.image.source=https://github.com/octocat/Hello-World",
+        "org.opencontainers.image.version=1.1.1",
+        "org.opencontainers.image.created=2020-01-10T00:30:00.000Z",
+        "org.opencontainers.image.revision=90dd6032fac8bda1b6c4436a2e65de27961ed071",
+        "org.opencontainers.image.licenses=MIT"
+      ]
+    ],
     [
       'event_tag_v2.0.8-beta.67.env',
       {

dist/index.js

@@ -240,6 +240,7 @@ class Meta {
         else if (/^refs\/pull\//.test(this.context.ref)) {
             version.main = `pr-${this.context.ref.replace(/^refs\/pull\//g, '').replace(/\/merge$/g, '')}`;
         }
+        version.partial = version.partial.filter((item, index) => version.partial.indexOf(item) === index);
         return version;
     }
     tags() {

src/meta.ts

@@ -82,6 +82,7 @@ export class Meta {
       version.main = `pr-${this.context.ref.replace(/^refs\/pull\//g, '').replace(/\/merge$/g, '')}`;
     }
 
+    version.partial = version.partial.filter((item, index) => version.partial.indexOf(item) === index);
     return version;
   }