[Feature/28] checkstyle action 기반으로 lint 검사기 구현

.editorconfig

@@ -0,0 +1,16 @@
+# top-most EditorConfig file
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+
+[*.bat]
+end_of_line = crlf
+
+[*.adoc]
+indent_style = space
+indent_size = 4
+tab_width = 4
+trim_trailing_whitespace = true

.gitattributes

@@ -0,0 +1,15 @@
+# Spring Boot source code
+*.java text eol=lf
+*.yml text eol=lf
+
+# C and C++ source code
+*.c text eol=lf
+*.cpp text eol=lf
+*.h text eol=lf
+
+# visual studio project configuration
+*.sln text eol=lf
+*.vs text eol=lf
+*.csproj eol=lf
+*.props eol=lf
+*.filters eol=lf

.github/workflows/checkstyle.yml

@@ -0,0 +1,38 @@
+name: 🎨 Checkstyle
+
+on:
+  pull_request:
+    branches: [ main ]
+    types: [ opened, synchronize, reopened ]
+
+
+jobs:
+  checkstyle:
+    name: checkstyle
+    runs-on: ubuntu-latest # ubuntu-22.04
+
+    strategy:
+      matrix:
+        java: [ 17 ]
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up JDK ${{ matrix.java }}
+        uses: actions/setup-java@v3
+        with:
+          distribution: temurin
+          java-version: ${{ matrix.java }}
+          architecture: x64
+          cache: "gradle"
+
+      - name: Run Checkstyle
+        uses: nikitasavinov/checkstyle-action@master
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          reporter: 'github-pr-review'
+          tool_name: 'Checkstyle for Java'
+          checkstyle_config: lint-config/namo-checkstyle-rules.xml
+          properties_file: lint-config/additional.properties
+          level: warning

README.md

@@ -1,4 +1,5 @@
 # namo
 
 ### ERD Cloud
+
 https://www.erdcloud.com/d/kdtBpLtftuRiBXdvc

build.gradle

@@ -19,7 +19,7 @@ repositories {
 }
 
 dependencies {
-    //data
+    // data
     implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
     runtimeOnly 'com.mysql:mysql-connector-j'
     implementation group: 'org.hibernate', name: 'hibernate-spatial', version: '6.2.0.CR3' // point 저장

lint-config/additional.properties

@@ -0,0 +1 @@
+suppressionFile=./lint-config/namo-checkstyle-suppressions.xml