[feat/#59] Add: auto assign workflow

.github/PULL_REQUEST_TEMPLATE.md

@@ -5,5 +5,3 @@ resolves: #{이슈번호}
 ## 참고 사항
 
 PR을 리뷰할 때 중점적으로 리뷰가 필요하거나 참고가 필요한 내용을 적어주세요.
-
-

.github/auto_assign.yml

@@ -0,0 +1,18 @@
+# Set to true to add reviewers to pull requests
+addReviewers: true
+
+# Set to true to add assignees to pull requests
+addAssignees: author
+
+# A list of reviewers to be added to pull requests (GitHub user name)
+reviewers:
+  - NayeonKeum
+  - mjms0214
+
+# A list of keywords to be skipped the process that add reviewers if pull requests include it
+skipKeywords:
+  - wip
+
+# A number of reviewers added to the pull request
+# Set 0 to add all the reviewers (default: 0)
+numberOfReviewers: 0

.github/workflows/main.yml

@@ -0,0 +1,12 @@
+name: "Auto Assign Reviewer"
+on:
+  pull_request:
+    types: [opened, ready_for_review]
+
+jobs:
+  add-reviews:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: kentaro-m/auto-assign-action@v1.2.1
+        with:
+          configuration-path: ".github/auto_assign.yml"