diff --git a/.github/ISSUE_TEMPLATE/bug_report.md b/.github/ISSUE_TEMPLATE/bug_report.md
index 6eae019e..3d23fc76 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.md
+++ b/.github/ISSUE_TEMPLATE/bug_report.md
@@ -7,16 +7,21 @@ assignees: ''
 ---
 
 **Describe the bug**
+
 A clear and concise description of what the bug is.
 
 **To Reproduce**
+
 Steps to reproduce the behavior:
 
 **Expected behavior**
+
 A clear and concise description of what you expected to happen.
 
 **Screenshots**
+
 If applicable, add screenshots to help explain your problem.
 
 **Additional context**
+
 Add any other context about the problem here.
\ No newline at end of file
diff --git a/.github/ISSUE_TEMPLATE/dev_task.md b/.github/ISSUE_TEMPLATE/dev_task.md
index 26ebb3fd..d8515fe5 100644
--- a/.github/ISSUE_TEMPLATE/dev_task.md
+++ b/.github/ISSUE_TEMPLATE/dev_task.md
@@ -9,15 +9,19 @@ assignees: ''
 # Dev task
 
 **Description**
+
 Briefly describe the feature or improvement.
 
 **Related user story:** Please include link to the related user story here.
 
 **Motivation**
+
 Why is this useful? What problem does it solve?
 
 **Estimate**
+
 The estimation of how long will this user story take.
 
 **Additional context**
+
 Add any other context or screenshots about the feature request here.
\ No newline at end of file
diff --git a/.github/ISSUE_TEMPLATE/user_story.md b/.github/ISSUE_TEMPLATE/user_story.md
index c58922ed..0a6b1ecd 100644
--- a/.github/ISSUE_TEMPLATE/user_story.md
+++ b/.github/ISSUE_TEMPLATE/user_story.md
@@ -9,6 +9,7 @@ assignees: ''
 # User story
 
 ## Description
+
 Please describe the user story here.
 
 **Estimate:** The estimation of how long this user story takes.
diff --git a/.github/workflows/code_coverage.yml b/.github/workflows/code_coverage.yml
new file mode 100644
index 00000000..4f46ca61
--- /dev/null
+++ b/.github/workflows/code_coverage.yml
@@ -0,0 +1,30 @@
+name: Workflow for Codecov example-java-gradle
+
+on:
+  push:
+    branches: [ "main" , "dev" ]
+  pull_request:
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  run:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 21
+
+      - name: Install dependencies, run tests, and collect coverage
+        run: gradle build
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v3
diff --git a/.github/workflows/dev-to-main-only.yml b/.github/workflows/dev-to-main-only.yml
new file mode 100644
index 00000000..cc05da1f
--- /dev/null
+++ b/.github/workflows/dev-to-main-only.yml
@@ -0,0 +1,23 @@
+
+name: Allow only dev to merge into main
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  validate-source-branch:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check source branch
+        run: |
+          echo "Base branch: ${{ github.event.pull_request.base.ref }}"
+          echo "Head branch: ${{ github.event.pull_request.head.ref }}"
+
+          if [ "${{ github.event.pull_request.head.ref }}" != "dev" ]; then
+            echo "Only dev branch is allowed to merge into main"
+            exit 1
+          fi
+
+          echo "dev branch detected, merge allowed"
diff --git a/.github/workflows/docker-build.yml b/.github/workflows/docker-build.yml
index 0752b9ef..ee1b8749 100644
--- a/.github/workflows/docker-build.yml
+++ b/.github/workflows/docker-build.yml
@@ -2,7 +2,7 @@ name: Build Docker Image
 
 on:
   push:
-    branches: [ "main" ]
+    branches: [ "main" , "dev" ]
   pull_request:
 
 jobs:
diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 028c4b60..37975364 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -6,7 +6,7 @@ permissions:
 
 on:
   push:
-    branches: [ "main" ]
+    branches: [ "main" , "dev"]
   pull_request:
 
 jobs:
diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 15fc1bc3..b812414b 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -2,7 +2,7 @@ name: Gradle Build
 
 on:
   push:
-    branches: [ "main" ]
+    branches: [ "main" , "dev" ]
   pull_request:
 
 jobs:
diff --git a/.github/workflows/unit-testing.yml b/.github/workflows/unit-testing.yml
index 66c95640..98aa6215 100644
--- a/.github/workflows/unit-testing.yml
+++ b/.github/workflows/unit-testing.yml
@@ -2,7 +2,7 @@ name: Unit test
 
 on:
   push:
-    branches: [ "main" ]
+    branches: [ "main" , "dev" ]
   pull_request:
 
 jobs:
diff --git a/build.gradle b/build.gradle
index 1c932c8a..3587cd24 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,6 +2,7 @@ plugins {
 	id 'java'
 	id 'org.springframework.boot' version '4.0.1'
 	id 'io.spring.dependency-management' version '1.1.7'
+	id 'jacoco'
 }
 
 group = 'com.backend'
@@ -26,4 +27,18 @@ dependencies {
 
 tasks.named('test') {
 	useJUnitPlatform()
+	finalizedBy jacocoTestReport
+}
+
+jacoco {
+	toolVersion = "0.8.11"
+}
+
+jacocoTestReport {
+	dependsOn test
+	reports {
+		xml.required = true
+		html.required = true
+		csv.required = false
+	}
 }