github: Create issue templates

.github/ISSUE_TEMPLATE/integration-request.md

@@ -0,0 +1,25 @@
+---
+name: Integration request
+about: Request for integration with a service
+title: "[INTEGRATION]"
+labels: integration
+assignees: ''
+
+---
+
+**Checklist**
+- [ ] Check if there is already an [example config](https://github.com/lldap/lldap/tree/main/example_configs) for it.
+- [ ] Try to figure out the configuration values for the new service yourself.
+  - You can use other example configs for inspiration.
+  - If you're having trouble, you can ask on [Discord](https://discord.gg/h5PEdRMNyP) or create an issue.
+  - If you succeed, make sure to contribute an example configuration, or a configuration guide.
+- If you hit a block because of an unimplemented feature, create an issue.
+
+**Description of the service**
+Quick summary of what the service is and how it's using LDAP. Link to the service's documentation on configuring LDAP.
+
+**What you've tried**
+A sample configuration that you've tried.
+
+**What's not working**
+Error logs, error screenshots, features that are not working, missing features.