feat: Added an SFTP connector,

[chandrasekharan-zipstack]

What

• Added a WIP SFTP connector
• Made ConnectorKit a singleton

Why

• sftp implementation needed

How

• changes on sftp.py on unstract/connectors
• Error from connectors properly handled in UI on destination.py

Can this PR break any existing features. If yes, please list possible items. If no, please explain why. (PS: Admins do not merge the PR without this section filled)

• NO

Database Migrations

• N/A

Env Config

• Yes, but only on docker/connector-db/sample.env. This env is only for OSS and can be skipped on unstract-cloud

Relevant Docs

Related Issues or PRs

• #710

Dependencies Versions

Notes on Testing

• Tested the connector on workflow

Screenshots

• Error handling for permission error

Checklist

I have read and understood the Contribution Guidelines.

[github-actions[bot]]

filepath	function	$$\textcolor{#23d18b}{\tt{passed}}$$	SUBTOTAL
$$\textcolor{#23d18b}{\tt{worker/src/unstract/worker/clients/test\_docker.py}}$$	$$\textcolor{#23d18b}{\tt{test\_logs}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{worker/src/unstract/worker/clients/test\_docker.py}}$$	$$\textcolor{#23d18b}{\tt{test\_cleanup}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{worker/src/unstract/worker/clients/test\_docker.py}}$$	$$\textcolor{#23d18b}{\tt{test\_cleanup\_skip}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{worker/src/unstract/worker/clients/test\_docker.py}}$$	$$\textcolor{#23d18b}{\tt{test\_client\_init}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{worker/src/unstract/worker/clients/test\_docker.py}}$$	$$\textcolor{#23d18b}{\tt{test\_get\_image\_exists}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{worker/src/unstract/worker/clients/test\_docker.py}}$$	$$\textcolor{#23d18b}{\tt{test\_get\_image}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{worker/src/unstract/worker/clients/test\_docker.py}}$$	$$\textcolor{#23d18b}{\tt{test\_get\_container\_run\_config}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{worker/src/unstract/worker/clients/test\_docker.py}}$$	$$\textcolor{#23d18b}{\tt{test\_get\_container\_run\_config\_without\_mount}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{worker/src/unstract/worker/clients/test\_docker.py}}$$	$$\textcolor{#23d18b}{\tt{test\_run\_container}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{TOTAL}}$$		$$\textcolor{#23d18b}{\tt{9}}$$	$$\textcolor{#23d18b}{\tt{9}}$$

[sonarqubecloud[bot]]

Quality Gate passed

Issues
3 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud