Postgres with db

[AyeshaSanadi]

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Description

Include a brief summary of the proposed changes.

What changes are proposed in this pull request?

Implemented PostgreSQL.

• Added Artifact_ps tab[Fetching data using psql query.] and Added sorting, filtering and pagination functionality.
• Added Execution_ps tab[Fetching data using psql query.] and Added filtering and pagination functionality[sorting is remaining].
• Created POC for search bar and added it inside home page.

Checklist:

• My code follows the style guidelines of this project (PEP-8 with Google-style docstrings).
• My code modifies existing public API, or introduces new public API, and I updated or wrote docstrings that
  uses Google-style formatting and any other formatting that is supported by mkdocs and plugins this project
  uses.
• I have commented my code.
• My code requires documentation updates, and I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works.
• New and existing unit tests pass locally with my changes.