chore(release): 2.1.2 (#397)

* chore(release): 2.1.2

* Spelling

CHANGELOG.md

@@ -2,6 +2,17 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [2.1.2](https://github.com/paritytech/substrate-api-sidecar/compare/v2.1.1...v2.1.2) (2021-01-18)
+
+
+**Upgrade priority**: High; this version is required for Polkadot 27, Kusama 2027, and Westend 47. This release ensures correct fee calculations and decoding of all blocks in the aforementioned runtimes.
+
+### Bug Fixes
+
+* fix: Use correct registry when creating calls; Remove usage of derive.chain.getBlock ([#391](https://github.com/paritytech/substrate-api-sidecar/pull/391)) ([f961cae](https://github.com/paritytech/substrate-api-sidecar/commit/f961cae0544e2fef17f7fe8b0903a5c8ad596ea6)) 
+* fix: Revert stack limit increase and use updated polkadot-js/api instead ([#394](https://github.com/paritytech/substrate-api-sidecar/pull/394)) ([bcd6b40](https://github.com/paritytech/substrate-api-sidecar/commit/bcd6b40af41f5b703aa7deed0b877757783c3294))
+* fix: Update fee calc to use `system::constants::BlockWeights.per_class.normal.base_extrinsic` ([#388](https://github.com/paritytech/substrate-api-sidecar/pull/388)) ([5ec24e6](https://github.com/paritytech/substrate-api-sidecar/commit/5ec24e63d571eaf348eb58053ccc8a7054276bd0))
+
 ## [2.1.1](https://github.com/paritytech/substrate-api-sidecar/compare/v2.1.0...v2.1.1) (2021-01-07)
 
 

package.json

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 {
-  "version": "2.1.1",
+  "version": "2.1.2",
   "name": "@substrate/api-sidecar",
   "description": "REST service that makes it easy to interact with blockchain nodes built using Substrate's FRAME framework.",
   "homepage": "https://github.com/paritytech/substrate-api-sidecar#readme",