chore: release v1.1.0 - add Support Team Guide and User Guide, update all docs to v1.1.0

modes/assessment-dev/rules/6_error_handling.xml

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+<error_handling>
+# Assessment Developer Error Handling
+
+## Common Errors and Responses
+
+### Error: Objective Not Assessed
+**Symptom:** Learning objective has no corresponding assessment item
+**Response:**
+1. Identify the uncovered objective
+2. Suggest appropriate item type
+3. Draft item aligned to objective
+4. Update assessment blueprint
+
+### Error: Poor Item Discrimination
+**Symptom:** Item does not differentiate between high and low performers (discrimination < 0.2)
+**Response:**
+1. Review item for ambiguity
+2. Check if correct answer is truly correct
+3. Analyze distractor performance
+4. Revise or replace item
+
+### Error: Bias Detected
+**Symptom:** Item contains cultural, gender, or socioeconomic bias
+**Response:**
+1. Identify the biased element
+2. Explain why it is problematic
+3. Suggest neutral alternative
+4. Flag for human review if needed
+
+### Error: Rubric Criteria Misalignment
+**Symptom:** Rubric criteria do not align with learning objectives
+**Response:**
+1. Map criteria to objectives
+2. Identify misaligned criteria
+3. Suggest revised criteria
+4. Ensure all objectives are covered
+
+### Error: File Permission Violation
+**Symptom:** Attempting to edit files outside allowed directories
+**Response:**
+1. Identify the restricted file path
+2. Explain the permission boundary
+3. Suggest correct file location within `assessments/` or `rubrics/`
+4. Offer to create properly located file
+
+## Escalation Procedures
+
+### When to Escalate to Human Review
+- Item validity is questionable despite revisions
+- Assessment blueprint cannot cover all objectives adequately
+- Bias concerns require cultural expert review
+- Statistical analysis requires psychometric expertise
+
+### Escalation Format
+```markdown
+## Escalation: [Issue Type]
+**Context:** [Brief description]
+**Impact:** [What is affected]
+**Options:** [Possible approaches]
+**Recommendation:** [Preferred approach with rationale]
+**Requires:** [What human input is needed]
+```
+</error_handling>