updated solutions for practice scenerios

src/solutions/service-management.md

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+# Service Management Solutions
+
+This section documents my solutions to service management scenarios, including systemd services, process management, and service configuration.
+
+## Scenario: Web Server Configuration
+
+### Original Problem
+[To be filled with actual scenario]
+
+### Environment
+- OS Version: RHEL/Rocky Linux
+- Initial State: [Initial service state]
+- Required Outcome: [Desired service configuration]
+
+### Solution Steps
+1. Install and Enable Service
+   ```bash
+   # Install service
+   sudo dnf install httpd
+   
+   # Enable and start service
+   sudo systemctl enable --now httpd
+   ```
+   [Explanation of installation]
+
+2. Configure Service
+   ```bash
+   # Configuration commands
+   sudo vi /etc/httpd/conf/httpd.conf
+   ```
+   [Explanation of configuration]
+
+3. Manage Service State
+   ```bash
+   # Restart service
+   sudo systemctl restart httpd
+   
+   # Check status
+   sudo systemctl status httpd
+   ```
+   [Explanation of management]
+
+### Verification
+```bash
+# Check service status
+systemctl status httpd
+
+# Check port listening
+ss -tunlp | grep httpd
+
+# Test service
+curl localhost
+```
+
+### Key Learnings
+- Understanding of systemd
+- Service configuration best practices
+- Troubleshooting methodology
+
+## Skills Demonstrated
+- Service Management
+- Process Control
+- Log Analysis
+- Security Configuration
+
+[Additional scenarios will be documented here as completed]