[feat] [sdk] ptaas (prompt as a service), bump to 0.0.9

[mocayo]

PR Description: Feature - Prompt as a Service (PTaaS) Update

This PR introduces multiple enhancements and new features to the cozeloop-ai module and integrates a foundational example of Prompt as a Service (PTaaS). Key highlights of the updates include:

---

What's Changed:

1. Bump cozeloop-ai Version to 0.0.9

• Updated the cozeloop-ai package version to 0.0.9 to reflect recent additions and fixes.

2. Prompt as a Service (PTaaS)

• Added a foundational implementation for "Prompt as a Service".
• This feature enables external services to utilize cozeloop-ai powered custom prompts as a service.

3. Unit Test Coverage Enhancements

• Added unit tests for the cozeloop-ai module to improve test coverage and ensure reliability in future development.

4. Example Integration

• Introduced an example use-case implementation for PTaaS to demonstrate its capabilities and provide developers a starting point.

5. Prompt Types Update

• Enhanced and updated prompt types to offer more flexibility and support additional formats.

---

Commit Breakdown:

• 4932d5b: feat(cozeloop-ai): bump to 0.0.9
  Incremented the version of the cozeloop-ai package in line with the new changes.

• 9df5784: feat(example): add ptaas
  Added an example implementation to demonstrate PTaaS functionality.

• 8726423: feat(cozeloop-ai): add uts
  Integrated new unit tests for key cozeloop-ai functionalities.

• b08314e: feat(cozeloop-ai): prompt as a service
  Implemented the core "Prompt as a Service" feature to provide external services access to dynamically generated prompts.

• e0f5614: feat(cozeloop-ai): update prompt types
  Updated and enhanced prompt type definitions for better flexibility and wider use-case coverage.

---

Checklist:

• Bumped cozeloop-ai version to match updates.
• Implemented Prompt as a Service (PTaaS).
• Added example implementation for PTaaS.
• Enhanced unit test coverage for robustness.
• Updated prompt types for broader compatibility.

---

[codecov]

Codecov Report

❌ Patch coverage is 98.05825% with 4 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
packages/cozeloop-ai/src/prompt/converter.ts	98.13%	2 Missing ⚠️
packages/cozeloop-ai/src/prompt/ptaas.ts	95.00%	2 Missing ⚠️

@@            Coverage Diff             @@
##             main      #17      +/-   ##
==========================================
+ Coverage   88.58%   90.57%   +1.98%     
==========================================
  Files          56       59       +3     
  Lines        3048     3245     +197     
  Branches      666      748      +82     
==========================================
+ Hits         2700     2939     +239     
+ Misses        348      306      -42     

Components	Coverage Δ
@cozeloop/ai	94.06% <98.05%> (+2.62%)	⬆️
@cozeloop/langchain	82.76% <ø> (ø)

Files with missing lines	Coverage Δ
packages/cozeloop-ai/src/api/api-client/utils.ts	88.39% <100.00%> (ø)
packages/cozeloop-ai/src/api/prompt/index.ts	100.00% <100.00%> (ø)
packages/cozeloop-ai/src/index.ts	100.00% <ø> (ø)
packages/cozeloop-ai/src/prompt/guard.ts	100.00% <100.00%> (ø)
packages/cozeloop-ai/src/prompt/hub.ts	97.64% <100.00%> (+49.41%)	⬆️
packages/cozeloop-ai/src/prompt/index.ts	100.00% <ø> (ø)
packages/cozeloop-ai/src/prompt/trace.ts	100.00% <100.00%> (ø)
packages/cozeloop-ai/src/prompt/utils.ts	91.61% <100.00%> (ø)
packages/cozeloop-ai/src/prompt/converter.ts	98.13% <98.13%> (ø)
packages/cozeloop-ai/src/prompt/ptaas.ts	95.00% <95.00%> (ø)

... and 1 file with indirect coverage changes

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[NoahKex]

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