Changed version number in manifest to upload the extension on chrome webstore

[vedansh-5]

Summary by Sourcery

Prepare and publish a new release by bumping the extension version and updating the changelog

Chores:

• Update manifest version to 2.0.1 for Chrome Web Store upload
• Add v0.1.2 entries to CHANGELOG with release dates

[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

This PR prepares the extension for a Chrome Web Store upload by incrementing the manifest version to 2.0.1 and adding corresponding entries in the changelog.

File-Level Changes

Change	Details	Files
Bump extension version number	Updated manifest.json version from '2.0' to '2.0.1'	src/manifest.json
Add new release entries to CHANGELOG	Inserted a v0.1.2 entry dated 2025-09-11 with a 'No changes' note Added a duplicate v0.1.2 entry dated 2025-09-10 with a 'No changes' note	CHANGELOG.md

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[sourcery-ai]

Hey there - I've reviewed your changes and they look great!

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[vedansh-5]

@hpdang lgtm, can you merge this please. Thanks!