docs: add overview page and GitHub link

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2022 shark300
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -1 +1,28 @@
+## Benefits of the Jira Issue Extractor Azure DevOps Marketplace Extension
+
+### Jira Key Publishing From Multiple Sources
+
+JiraIssueKeyExtractor task extracts Jira Keys from Pull Request's branch name and commits of the build. The extracted
+values will be propagated as `JIRA_KEYS` environment variable.
+
+## Jira Issue Extractor Azure DevOps Marketplace Extension Details
+
+This extension provides Pull Request's branch name and commits analysis and publishing Jira Keys. IndiviualCI is the
+only supported way of extraction.
+
+Integration sample for Build Pipeline:
+
+```yaml
+jobs:
+  - job: Build
+
+    steps:
+      - checkout: self
+        clean: true
+      - task: JiraIssueKeyExtractor@1
+        env:
+          SYSTEM_ACCESSTOKEN: $(System.AccessToken)
+        condition: eq(variables['Build.Reason'], 'IndividualCI')
+```
+
 [![VSTSExtension-JiraIssueExtractor CI](https://github.com/shark300/VSTSExtension-JiraIssueExtractor/actions/workflows/ci.yml/badge.svg)](https://github.com/shark300/VSTSExtension-JiraIssueExtractor/actions/workflows/ci.yml)

tasks/extractor/task.json

@@ -10,7 +10,7 @@
   "version": {
     "Major": 1,
     "Minor": 0,
-    "Patch": 2
+    "Patch": 3
   },
   "instanceNameFormat": "Extract Jira keys",
   "inputs": [],

vss-extension.json

@@ -2,7 +2,7 @@
   "manifestVersion": 1,
   "id": "jira-issue-extractor",
   "name": "Jira Issue Extractor",
-  "version": "1.0.2",
+  "version": "1.0.3",
   "publisher": "AttilaHajdu",
   "targets": [
     {
@@ -28,5 +28,14 @@
         "name": "tasks/extractor"
       }
     }
-  ]
+  ],
+  "content": {
+    "details": {
+      "path": "README.md"
+    }
+  },
+  "repository": {
+    "type": "git",
+    "uri": "https://github.com/shark300/VSTSExtension-JiraIssueExtractor"
+  }
 }