feat: introduce room_id generator

[kamciokodzi]

This PR introduces:

• Room ID generator based on the node name where the room was created
• Determining which node owns given room
• Replaced rpc with erpc
• Introduce primitive feature flag module

Docs

Acknowledging the stipulations set forth:

• [x] I hereby confirm that a Pull Request involving updates to the Software Development Kit (SDK) has been smoothly merged, currently awaits processing, or is otherwise deemed unnecessary in this context.
• [x] I also affirm that another Pull Request, specifically addressing updates to the documentation body (commonly referred to as 'docs'), has either been successfully incorporated, is in the process of review, or is considered superfluous under the prevailing circumstances.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 70.00000% with 9 lines in your changes are missing coverage. Please review.

Project coverage is 86.89%. Comparing base (0b3270f) to head (25da293). Report is 1 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #206 +/- ## ========================================== - Coverage 87.12% 86.89% -0.24% ========================================== Files 74 77 +3 Lines 1538 1549 +11 ========================================== + Hits 1340 1346 +6 - Misses 198 203 +5 ``` | [Files](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev) | Coverage Δ | | |---|---|---| | [lib/fishjam/application.ex](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?src=pr&el=tree&filepath=lib%2Ffishjam%2Fapplication.ex&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev#diff-bGliL2Zpc2hqYW0vYXBwbGljYXRpb24uZXg=) | `48.64% <ø> (ø)` | | | [lib/fishjam/component/file.ex](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?src=pr&el=tree&filepath=lib%2Ffishjam%2Fcomponent%2Ffile.ex&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev#diff-bGliL2Zpc2hqYW0vY29tcG9uZW50L2ZpbGUuZXg=) | `100.00% <ø> (ø)` | | | [lib/fishjam/component/hls/recording.ex](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?src=pr&el=tree&filepath=lib%2Ffishjam%2Fcomponent%2Fhls%2Frecording.ex&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev#diff-bGliL2Zpc2hqYW0vY29tcG9uZW50L2hscy9yZWNvcmRpbmcuZXg=) | `89.47% <100.00%> (ø)` | | | [lib/fishjam/component/hls/request\_handler.ex](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?src=pr&el=tree&filepath=lib%2Ffishjam%2Fcomponent%2Fhls%2Frequest_handler.ex&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev#diff-bGliL2Zpc2hqYW0vY29tcG9uZW50L2hscy9yZXF1ZXN0X2hhbmRsZXIuZXg=) | `91.89% <100.00%> (ø)` | | | [lib/fishjam/feature\_flags.ex](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?src=pr&el=tree&filepath=lib%2Ffishjam%2Ffeature_flags.ex&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev#diff-bGliL2Zpc2hqYW0vZmVhdHVyZV9mbGFncy5leA==) | `100.00% <100.00%> (ø)` | | | [lib/fishjam/room/config.ex](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?src=pr&el=tree&filepath=lib%2Ffishjam%2Froom%2Fconfig.ex&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev#diff-bGliL2Zpc2hqYW0vcm9vbS9jb25maWcuZXg=) | `100.00% <100.00%> (+3.57%)` | :arrow_up: | | [lib/fishjam/room/id.ex](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?src=pr&el=tree&filepath=lib%2Ffishjam%2Froom%2Fid.ex&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev#diff-bGliL2Zpc2hqYW0vcm9vbS9pZC5leA==) | `91.66% <91.66%> (ø)` | | | [lib/fishjam/room\_service.ex](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?src=pr&el=tree&filepath=lib%2Ffishjam%2Froom_service.ex&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev#diff-bGliL2Zpc2hqYW0vcm9vbV9zZXJ2aWNlLmV4) | `85.50% <40.00%> (-1.51%)` | :arrow_down: | | [lib/fishjam/rpc\_client.ex](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?src=pr&el=tree&filepath=lib%2Ffishjam%2Frpc_client.ex&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev#diff-bGliL2Zpc2hqYW0vcnBjX2NsaWVudC5leA==) | `44.44% <44.44%> (ø)` | | ------ [Continue to review full report in Codecov by Sentry](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?dropdown=coverage&src=pr&el=continue&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev). > **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev) > `Δ = absolute (impact)`, `ø = not affected`, `? = missing data` > Powered by [Codecov](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?dropdown=coverage&src=pr&el=footer&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev). Last update [0b3270f...25da293](https://app.codecov.io/gh/fishjam-dev/fishjam/pull/206?dropdown=coverage&src=pr&el=lastupdated&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=fishjam-dev).