refactor: remove putIfNotNull and use put API and add PR template

.github/pull_request_template.md

@@ -0,0 +1,43 @@
+## Description
+<!-- Please include a summary of the change and which issue is fixed or features are added. Also, provide relevant motivation and context. If this is a breaking change, explain why and what to expect. -->
+
+## Type of change
+<!-- Please delete options that are not relevant. -->
+- [ ] Bug fix (non-breaking change which fixes an issue)
+- [ ] New feature (non-breaking change which adds functionality)
+- [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
+- [ ] Documentation update
+- [ ] Code refactor/optimization
+
+## Implementation Details
+<!-- Please include a summary of the technical changes and which issue is fixed or features are added. -->
+- ...
+- ...
+
+## Checklist
+<!-- Please ensure that your pull request meets the following requirements by checking the boxes. If something is not applicable, leave it unchecked. -->
+- [ ] I have added tests that prove my fix is effective or that my feature works.
+- [ ] I have added the necessary documentation (if appropriate).
+- [ ] I have ensured that my code follows the project's code style.
+- [ ] I have checked for potential performance impacts and optimized if necessary.
+- [ ] I have checked the code for security issues.
+- [ ] I have updated the changelog (if required).
+
+## How to test?
+<!-- Please describe the tests that you ran to verify your changes. Include details about the test environment, test cases, and results. Attach test logs if possible. -->
+
+## Breaking Changes
+<!-- If this PR introduces breaking changes, list them here, explaining what is broken and how users can migrate their existing code. -->
+
+## Maintainers Checklist
+<!-- This section is for project maintainers to use before merging the PR. -->
+- [ ] The code has been reviewed.
+- [ ] CI tests have passed.
+- [ ] All necessary documentation has been updated.
+
+## Screenshots (if applicable)
+<!-- If your changes involve a UI update, provide before and after screenshots to illustrate your changes. -->
+<img src="https://github.com/link" height="400" />
+
+## Additional Context
+<!-- Add any other context or information about the pull request that might be helpful, such as related PRs, references, discussions, etc. -->

android/src/main/kotlin/com/rudderstack/sdk/kotlin/android/plugins/AppInfoPlugin.kt

@@ -13,6 +13,7 @@ import com.rudderstack.sdk.kotlin.core.internals.models.emptyJsonObject
 import com.rudderstack.sdk.kotlin.core.internals.plugins.Plugin
 import kotlinx.serialization.json.JsonObject
 import kotlinx.serialization.json.buildJsonObject
+import kotlinx.serialization.json.put
 import org.jetbrains.annotations.VisibleForTesting
 
 private const val APP_KEY = "app"
@@ -63,9 +64,9 @@ internal class AppInfoPlugin : Plugin {
                     APP_KEY,
                     buildJsonObject {
                         putIfNotNull(APP_NAME_KEY, it.applicationInfo?.loadLabel(packageManager))
-                        putIfNotNull(APP_NAMESPACE_KEY, it.packageName)
-                        putIfNotNull(APP_VERSION_KEY, it.versionName)
-                        putIfNotNull(APP_BUILD_KEY, appBuild)
+                        put(APP_NAMESPACE_KEY, it.packageName)
+                        put(APP_VERSION_KEY, it.versionName)
+                        put(APP_BUILD_KEY, appBuild)
                     }
                 )
             }