fix: resolve import path errors causing module load failures

[tahmidul612]

No description provided.

[Copilot]

Pull Request Overview

This PR resolves import path errors by converting relative imports to absolute imports across the codebase, ensuring consistent module loading. Additionally, it applies code formatting improvements including trailing commas, string quote consistency, and line length adjustments.

• Converts relative imports (..utils.exceptions) to absolute imports (insta_rag.utils.exceptions)
• Removes unused imports (time in reranker.py, os in basic_usage.py)
• Applies formatting fixes including trailing commas, string quotes, and multi-line formatting

Reviewed Changes

Copilot reviewed 13 out of 13 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
src/insta_rag/vectordb/qdrant.py	Converts relative import to absolute for exceptions
src/insta_rag/retrieval/reranker.py	Removes unused time import and applies formatting fixes (trailing commas, line length)
src/insta_rag/retrieval/query_generator.py	Converts relative import to absolute for QueryGenerationError
src/insta_rag/retrieval/keyword_search.py	Applies formatting fixes for multi-line statements and f-string consistency
src/insta_rag/models/response.py	Formats multi-line field definition
src/insta_rag/models/document.py	Formats ternary expression across multiple lines
src/insta_rag/embedding/openai.py	Converts relative import to absolute for EmbeddingError
src/insta_rag/core/retrieval_method.py	Removes unused List import, adds trailing commas, formats multi-line condition
src/insta_rag/core/config.py	Converts relative import to absolute for ConfigurationError
src/insta_rag/core/client.py	Converts relative imports to absolute for exceptions and pdf_processing
src/insta_rag/chunking/utils.py	Converts single quotes to double quotes in regex patterns and formats function signature
src/insta_rag/chunking/semantic.py	Converts relative import to absolute for ChunkingError
examples/basic_usage.py	Removes unused os import and converts f-strings to regular strings where appropriate

---

_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}