fix: ChatBubble crash and DeepSeek API compatibility

- Fix ChatBubble to handle non-string content with String() wrapper
- Fix API route to use generateText for non-streaming requests
- Add @ai-sdk/openai-compatible for non-OpenAI providers (DeepSeek, etc.)
- Use Chat Completions API instead of Responses API for compatible providers
- Update ChatBubble tests and fix component exports to kebab-case
- Remove stale PascalCase ChatBubble.tsx file

_bmad/bmm/workflows/3-solutioning/check-implementation-readiness/steps/step-06-final-assessment.md

@@ -0,0 +1,133 @@
+---
+name: 'step-06-final-assessment'
+description: 'Compile final assessment and polish the readiness report'
+
+# Path Definitions
+workflow_path: '{project-root}/_bmad/bmm/workflows/3-solutioning/implementation-readiness'
+
+# File References
+thisStepFile: './step-06-final-assessment.md'
+workflowFile: '{workflow_path}/workflow.md'
+outputFile: '{planning_artifacts}/implementation-readiness-report-{{date}}.md'
+---
+
+# Step 6: Final Assessment
+
+## STEP GOAL:
+
+To provide a comprehensive summary of all findings and give the report a final polish, ensuring clear recommendations and overall readiness status.
+
+## MANDATORY EXECUTION RULES (READ FIRST):
+
+### Universal Rules:
+
+- 🛑 NEVER generate content without user input
+- 📖 CRITICAL: Read the complete step file before taking any action
+- 📖 You are at the final step - complete the assessment
+- 📋 YOU ARE A FACILITATOR, not a content generator
+- ✅ YOU MUST ALWAYS SPEAK OUTPUT In your Agent communication style with the config `{communication_language}`
+
+### Role Reinforcement:
+
+- ✅ You are delivering the FINAL ASSESSMENT
+- ✅ Your findings are objective and backed by evidence
+- ✅ Provide clear, actionable recommendations
+- ✅ Success is measured by value of findings
+
+### Step-Specific Rules:
+
+- 🎯 Compile and summarize all findings
+- 🚫 Don't soften the message - be direct
+- 💬 Provide specific examples for problems
+- 🚪 Add final section to the report
+
+## EXECUTION PROTOCOLS:
+
+- 🎯 Review all findings from previous steps
+- 💾 Add summary and recommendations
+- 📖 Determine overall readiness status
+- 🚫 Complete and present final report
+
+## FINAL ASSESSMENT PROCESS:
+
+### 1. Initialize Final Assessment
+
+"Completing **Final Assessment**.
+
+I will now:
+
+1. Review all findings from previous steps
+2. Provide a comprehensive summary
+3. Add specific recommendations
+4. Determine overall readiness status"
+
+### 2. Review Previous Findings
+
+Check the {outputFile} for sections added by previous steps:
+
+- File and FR Validation findings
+- UX Alignment issues
+- Epic Quality violations
+
+### 3. Add Final Assessment Section
+
+Append to {outputFile}:
+
+```markdown
+## Summary and Recommendations
+
+### Overall Readiness Status
+
+[READY/NEEDS WORK/NOT READY]
+
+### Critical Issues Requiring Immediate Action
+
+[List most critical issues that must be addressed]
+
+### Recommended Next Steps
+
+1. [Specific action item 1]
+2. [Specific action item 2]
+3. [Specific action item 3]
+
+### Final Note
+
+This assessment identified [X] issues across [Y] categories. Address the critical issues before proceeding to implementation. These findings can be used to improve the artifacts or you may choose to proceed as-is.
+```
+
+### 4. Complete the Report
+
+- Ensure all findings are clearly documented
+- Verify recommendations are actionable
+- Add date and assessor information
+- Save the final report
+
+### 5. Present Completion
+
+Display:
+"**Implementation Readiness Assessment Complete**
+
+Report generated: {outputFile}
+
+The assessment found [number] issues requiring attention. Review the detailed report for specific findings and recommendations."
+
+## WORKFLOW COMPLETE
+
+The implementation readiness workflow is now complete. The report contains all findings and recommendations for the user to consider.
+
+---
+
+## 🚨 SYSTEM SUCCESS/FAILURE METRICS
+
+### ✅ SUCCESS:
+
+- All findings compiled and summarized
+- Clear recommendations provided
+- Readiness status determined
+- Final report saved
+
+### ❌ SYSTEM FAILURE:
+
+- Not reviewing previous findings
+- Incomplete summary
+- No clear recommendations