Modernize integrations page with intuitive design and expanded integration options

[Copilot]

This PR completely modernizes the integrations page to address the need for a more intuitive interface and better extensibility for adding new integrations.

Key Improvements

🎨 Modern Card-Based Design

• Redesigned integration cards with gradient borders and smooth hover effects
• Improved visual hierarchy with large icons, clear typography, and proper spacing
• Added badge system (Popular, AI, Coming Soon) for better categorization
• Responsive CSS Grid layout that adapts to different screen sizes

🔧 Enhanced Integration Options

• Before: 3 basic integrations (GitHub, JIRA, OpenAI)
• After: 6 integration options including new ones:
  • Slack (team communication workflows)
  • Database (data integration and analytics)
  • Microsoft Teams (collaboration workflows)

✨ Improved User Experience

• Modern section header with gradient text and descriptive subtitle
• Consistent form templates across all integrations with better styling
• Loading states and success feedback for form submissions
• Enhanced existing integrations table with status indicators and proper actions

🛠️ Technical Enhancements

• Added missing GitHub integration support with proper API endpoint
• Updated all integration templates to use consistent modern styling
• Improved test coverage for new integration endpoints
• Better error handling and user feedback throughout

🎯 Better Information Architecture

• Clear separation between "available" and "active" integrations
• Status indicators showing connection state with proper badges
• Intuitive navigation between integration setup and management
• Dark theme consistency throughout the interface

Screenshots

Before vs After:

Hover Effects:

Files Changed

• IntegrationController.java - Added new integrations and enhanced data structure
• IntegrationApiController.java - Added GitHub integration endpoint
• add_dashboard.html - Complete UI modernization with new CSS and layout
• add_jira.html - Updated to match modern design standards
• add_openai.html - Redesigned with consistent styling
• add_github.html - New integration template (previously missing)
• IntegrationApiControllerTest.java - Enhanced test coverage

The modernized interface makes it significantly more intuitive to add new integrations while providing a solid foundation for future expansion as requested in the issue.

Fixes #72.

Warning

Firewall rules blocked me from connecting to one or more addresses

I tried to connect to the following addresses, but was blocked by firewall rules:

• repository.jboss.org
  • Triggering command: /usr/lib/jvm/temurin-17-jdk-amd64/bin/java --enable-native-access=ALL-UNNAMED -classpath /usr/share/apache-maven-3.9.10/boot/plexus-classworlds-2.9.0.jar -Dclassworlds.conf=/usr/share/apache-maven-3.9.10/bin/m2.conf -Dmaven.home=/usr/share/apache-maven-3.9.10 -Dlibrary.jansi.path=/usr/share/apache-maven-3.9.10/lib/jansi-native -Dmaven.multiModuleProjectDirectory=/home/REDACTED/work/Sentrius/Sentrius org.codehaus.plexus.classworlds.launcher.Launcher clean compile -q (dns block)

If you need me to access, download, or install something from one of these locations, you can either:

• Configure Actions setup steps to set up my environment, which run before the firewall is enabled
• Add the appropriate URLs or hosts to my firewall allow list

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[phrocker]

looks great. received an error:

Received Error Message: org.thymeleaf.exceptions.TemplateProcessingException: Could not parse as expression: "${s.connectionType == 'github'} ? 'fa-brands fa-github me-2' : ${s.connectionType == 'openai'} ? 'fa-solid fa-robot me-2' : ${s.connectionType == 'jira'} ? 'fa-brands fa-jira me-2' : 'fa-solid fa-plug me-2'" (template: "sso/integrations/add_dashboard" - line 245, col 44)

[Copilot]

looks great. received an error:

Received Error Message: org.thymeleaf.exceptions.TemplateProcessingException: Could not parse as expression: "${s.connectionType == 'github'} ? 'fa-brands fa-github ...

Fixed the Thymeleaf expression syntax error. The issue was caused by incorrectly nested ${...} expressions in the conditional ternary operators. Changed the syntax from nested expressions to proper ternary format within a single expression block. Commit c87b716

Warning

Firewall rules blocked me from connecting to one or more addresses

I tried to connect to the following addresses, but was blocked by firewall rules:

• repository.jboss.org
  • Triggering command: /usr/lib/jvm/temurin-17-jdk-amd64/bin/java --enable-native-access=ALL-UNNAMED -classpath /usr/share/apache-maven-3.9.10/boot/plexus-classworlds-2.9.0.jar -Dclassworlds.conf=/usr/share/apache-maven-3.9.10/bin/m2.conf -Dmaven.home=/usr/share/apache-maven-3.9.10 -Dlibrary.jansi.path=/usr/share/apache-maven-3.9.10/lib/jansi-native -Dmaven.multiModuleProjectDirectory=/home/REDACTED/work/Sentrius/Sentrius org.codehaus.plexus.classworlds.launcher.Launcher clean compile -q (dns block)

If you need me to access, download, or install something from one of these locations, you can either:

• Configure Actions setup steps to set up my environment, which run before the firewall is enabled
• Add the appropriate URLs or hosts to my firewall allow list