Switch from polkadot-js to PAPI (#50)

* Add descriptors and change abstractApi to papi

* Change finalized service to papi

* Mock Finalized Service

* Refactor block processor to use papi

* Fix evetns

* dedupe

* Fix docker

* generate descriptors in CI

Author: TarikGul

backend/.papi/descriptors/.gitignore

@@ -0,0 +1,3 @@
+*
+!.gitignore
+!package.json

backend/.papi/descriptors/package.json

@@ -0,0 +1,24 @@
+{
+  "version": "0.1.0-autogenerated.12560984241538498653",
+  "name": "@polkadot-api/descriptors",
+  "files": [
+    "dist"
+  ],
+  "exports": {
+    ".": {
+      "types": "./dist/index.d.ts",
+      "module": "./dist/index.mjs",
+      "import": "./dist/index.mjs",
+      "require": "./dist/index.js"
+    },
+    "./package.json": "./package.json"
+  },
+  "main": "./dist/index.js",
+  "module": "./dist/index.mjs",
+  "browser": "./dist/index.mjs",
+  "types": "./dist/index.d.ts",
+  "sideEffects": false,
+  "peerDependencies": {
+    "polkadot-api": ">=1.11.2"
+  }
+}

backend/.papi/metadata/assetHub.scale

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+{
+  "version": 0,
+  "descriptorPath": ".papi/descriptors",
+  "entries": {
+    "relayChain": {
+      "chain": "ksmcc3",
+      "metadata": ".papi/metadata/relayChain.scale",
+      "genesis": "0xb0a8d493285c2df73290dfb7e61f870f17b41801197a149ca93654499ea3dafe",
+      "codeHash": "0x9bfa95446bff3c013666fd4c421cb0d8ce16b2e905a6589b58981876abf471d9"
+    },
+    "assetHub": {
+      "chain": "ksmcc3_asset_hub",
+      "metadata": ".papi/metadata/assetHub.scale",
+      "genesis": "0x48239ef607d7928874027a43a67689209727dfb3d3dc5e5b03a39bdc2eda771a",
+      "codeHash": "0x5a0e93172b7d4f2030a3a31c2f1aff1e170a323373a48f7f2bc44328872616fc"
+    }
+  }
+}