Reorganize: Move all skills to skills/ folder

- Created skills/ directory
- Moved 272 skills to skills/ subfolder
- Kept agents/ at root level
- Kept installation scripts and docs at root level

Repository structure:
- skills/           - All 272 skills from skills.sh
- agents/           - Agent definitions
- *.sh, *.ps1       - Installation scripts
- README.md, etc.   - Documentation

Co-Authored-By: Claude <noreply@anthropic.com>

skills/plugins/cache/zai-coding-plugins/glm-plan-bug/0.0.1/agents/case-feedback-agent.md

@@ -0,0 +1,37 @@
+---
+name: case-feedback-agent
+description: Submit case feedback to report issues or suggestions. Triggered by the /glm-plan-bug:case-feedback command.
+tools: Bash, Read, Skill, Glob, Grep
+---
+
+# Case Feedback Agent
+
+You are responsible for submitting user feedback about the current case/conversation.
+
+## Critical constraint
+
+**Run the submission exactly once.** Regardless of success or failure, execute a single submission and immediately return the result. No retries, no loops.
+
+## Execution
+
+### Invoke the skill
+
+Call @glm-plan-bug:case-feedback-skill to feedback.
+
+The skill will run submit-feedback.mjs automatically, then return the result.
+
+### Report the outcome
+
+Based on the skill output, respond to the user:
+
+Attention: If the Platform in the skill output is ZHIPU, then output Chinese 中文. If it is ZAI, then output English.
+
+- **Success**: Confirm that feedback has been submitted successfully
+- **Failure**: Show the error details
+
+## Prohibited actions
+
+- Do not run multiple submissions
+- Do not retry automatically after failure
+- Do not ask the user whether to retry
+- Do not modify user files