feat(projection-typeorm): initial implementation

- createDataSource
- createSinks, including StabilityWindowBuffer implementation
- `stakeKeys` sink implementation
- refactor offline-fork e2e test to also run with typeorm sinks

Author: mkazlauskas

.github/workflows/continuous-integration-e2e.yaml

@@ -59,6 +59,7 @@ jobs:
         CHAIN_HISTORY_PROVIDER: 'http'
         CHAIN_HISTORY_PROVIDER_PARAMS: '{"baseUrl":"http://localhost:4000/chain-history"}'
         DB_SYNC_CONNECTION_STRING: 'postgresql://postgres:doNoUseThisSecret!@localhost:5435/cexplorer'
+        PROJECTION_PG_CONNECTION_STRING: 'postgresql://postgres:doNoUseThisSecret!@localhost:5435/projection'
         NETWORK_INFO_PROVIDER: 'http'
         NETWORK_INFO_PROVIDER_PARAMS: '{"baseUrl":"http://localhost:4000/network-info"}'
         OGMIOS_URL: 'ws://localhost:1340/'

.github/workflows/nightly-e2e.yaml

@@ -70,6 +70,7 @@ jobs:
         CHAIN_HISTORY_PROVIDER: 'http'
         CHAIN_HISTORY_PROVIDER_PARAMS: '{"baseUrl":"http://localhost:4000/chain-history"}'
         DB_SYNC_CONNECTION_STRING: 'postgresql://postgres:doNoUseThisSecret!@localhost:5435/cexplorer'
+        PROJECTION_PG_CONNECTION_STRING: 'postgresql://postgres:doNoUseThisSecret!@localhost:5435/projection'
         NETWORK_INFO_PROVIDER: 'http'
         NETWORK_INFO_PROVIDER_PARAMS: '{"baseUrl":"http://localhost:4000/network-info"}'
         OGMIOS_URL: 'ws://localhost:1340/'