Add payments config and charge according to configured rates (#395)

* Track amount paid on payment channels and charge as per query cost

* Add payments manager config

* Fix received payment checks

* Separate out payment not received and amount insufficient errors

* Serve a query for free if its rate is not configured

* Load open payment channels from the stored state

* Take list of free queries from config

* Take mutation rates from config

* Rename query rates config fields

* Take cache settings and request timeout from config

* Upgrade ts-nitro packages

* Upgrade package versions

packages/codegen/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@cerc-io/codegen",
-  "version": "0.2.49",
+  "version": "0.2.50",
   "description": "Code generator",
   "private": true,
   "main": "index.js",
@@ -20,7 +20,7 @@
   },
   "homepage": "https://github.com/cerc-io/watcher-ts#readme",
   "dependencies": {
-    "@cerc-io/util": "^0.2.49",
+    "@cerc-io/util": "^0.2.50",
     "@graphql-tools/load-files": "^6.5.2",
     "@poanet/solidity-flattener": "https://github.com/vulcanize/solidity-flattener.git",
     "@solidity-parser/parser": "^0.13.2",

packages/codegen/src/templates/package-template.handlebars

@@ -41,12 +41,12 @@
   "homepage": "https://github.com/cerc-io/watcher-ts#readme",
   "dependencies": {
     "@apollo/client": "^3.3.19",
-    "@cerc-io/cli": "^0.2.49",
-    "@cerc-io/ipld-eth-client": "^0.2.49",
-    "@cerc-io/solidity-mapper": "^0.2.49",
-    "@cerc-io/util": "^0.2.49",
+    "@cerc-io/cli": "^0.2.50",
+    "@cerc-io/ipld-eth-client": "^0.2.50",
+    "@cerc-io/solidity-mapper": "^0.2.50",
+    "@cerc-io/util": "^0.2.50",
     {{#if (subgraphPath)}}
-    "@cerc-io/graph-node": "^0.2.49",
+    "@cerc-io/graph-node": "^0.2.50",
     {{/if}}
     "@ethersproject/providers": "^5.4.4",
     "apollo-type-bigint": "^0.1.3",