fix: ERR_MODULE_NOT_FOUND when sample plugins ran

[coopernetes]

• move plugin sample README into the package so its viewable on npm
• fix bad imports from ESM plugin (index.js)
• bump @finos/git-proxy-plugin-samples to 0.1.1
• update docs with simpler setup instructions
• removed unused package

closes #812

Testing:

With fixes applied

$ npm install $REPOS/git-proxy/finos-git-proxy-1.7.0.tgz $REPOS/git-proxy/plugins/git-proxy-plugin-samples/finos-git-proxy-plugin-samples-0.1.1.tgz 
npm warn deprecated mkdirp@0.3.0: Legacy versions of mkdirp are no longer supported. Please update to mkdirp 1.x. (Note that the API surface has changed to use Promises in 1.x.)
npm warn deprecated ldapjs@2.3.3: This package has been decomissioned. See https://github.com/ldapjs/node-ldapjs/blob/8ffd0bc9c149088a10ec4c1ec6a18450f76ad05d/README.md
npm warn deprecated @material-ui/styles@4.11.5: Material UI v4 doesn't receive active development since September 2021. See the guide https://mui.com/material-ui/migration/migration-v4/ to upgrade to v5.
npm warn deprecated @material-ui/core@4.12.4: Material UI v4 doesn't receive active development since September 2021. See the guide https://mui.com/material-ui/migration/migration-v4/ to upgrade to v5.

added 361 packages in 11s

58 packages are looking for funding
  run `npm fund` for details

$ cat proxy.config.json | grep -A 3 -B 3 plugins
  "urlShortener": "",
  "contactEmail": "",
  "csrfProtection": true,
  "plugins": ["@finos/git-proxy-plugin-samples/example", "@finos/git-proxy-plugin-samples"]
}

$ ./node_modules/.bin/git-proxy 
Found 2 plugin modules
found push plugin PushActionPlugin
found push plugin LogRequestPlugin
found pull plugin RunOnPullPlugin
Loaded plugin: PushActionPlugin
Loaded plugin: LogRequestPlugin
Loaded plugin: RunOnPullPlugin
HTTP Proxy Listening on 8000
HTTPS Proxy Listening on 8443
Service Listening on 8080

Current state

$ npm install @finos/git-proxy @finos/git-proxy-plugin-samples
npm warn deprecated mkdirp@0.3.0: Legacy versions of mkdirp are no longer supported. Please update to mkdirp 1.x. (Note that the API surface has changed to use Promises in 1.x.)
npm warn deprecated ldapjs@2.3.3: This package has been decomissioned. See https://github.com/ldapjs/node-ldapjs/blob/8ffd0bc9c149088a10ec4c1ec6a18450f76ad05d/README.md
npm warn deprecated @material-ui/styles@4.11.5: Material UI v4 doesn't receive active development since September 2021. See the guide https://mui.com/material-ui/migration/migration-v4/ to upgrade to v5.
npm warn deprecated @material-ui/core@4.12.4: Material UI v4 doesn't receive active development since September 2021. See the guide https://mui.com/material-ui/migration/migration-v4/ to upgrade to v5.

added 361 packages, and audited 362 packages in 13s

58 packages are looking for funding
  run `npm fund` for details

found 0 vulnerabilities

$ cp node_modules/@finos/git-proxy/proxy.config.json .
$ vim proxy.config.json
$ ./node_modules/.bin/git-proxy 
Failed to load plugin: Error [ERR_MODULE_NOT_FOUND]: Cannot find package '@finos/git-proxy-plugin' imported from /home/tom/scratch/
Found 0 plugin modules
creating user
        user=admin,
        gitAccount=none
        email=admin@place.com,
        admin=true
HTTP Proxy Listening on 8000
HTTPS Proxy Listening on 8443
Service Listening on 8080

Signed-off-by: Thomas Cooper thomas.cooper@rbc.com

[github-actions]

Dependency Review

✅ No vulnerabilities or license issues or OpenSSF Scorecard issues found.

OpenSSF Scorecard

Package	Version	Score	Details

Scanned Files

• packages/git-proxy-notify-hello/package.json

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 63.11%. Comparing base (727aa84) to head (0e90765).
Report is 4 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #811   +/-   ##
=======================================
  Coverage   63.11%   63.11%           
=======================================
  Files          47       47           
  Lines        1681     1681           
=======================================
  Hits         1061     1061           
  Misses        620      620           

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[JamieSlome]

LGTM! 🍰