go.mod: minimal go version 1.20 (#8495)

Because 1.19 is not working anymore.

Dockerfile.debian

@@ -1,5 +1,5 @@
 # syntax = docker/dockerfile:1.2
-FROM docker.io/library/golang:1.19-bullseye AS builder
+FROM docker.io/library/golang:1.20-bullseye AS builder
 
 RUN apt update
 RUN apt install -y build-essential git bash ca-certificates libstdc++6
@@ -17,7 +17,7 @@ RUN --mount=type=cache,target=/root/.cache \
     make all
 
 
-FROM docker.io/library/golang:1.19-alpine3.16 AS tools-builder
+FROM docker.io/library/golang:1.20-alpine3.17 AS tools-builder
 
 RUN apk --no-cache add build-base linux-headers git bash ca-certificates libstdc++
 WORKDIR /app

Makefile

@@ -42,8 +42,8 @@ default: all
 
 ## go-version:                        print and verify go version
 go-version:
-	@if [ $(shell $(GO) version | cut -c 16-17) -lt 19 ]; then \
-		echo "minimum required Golang version is 1.19"; \
+	@if [ $(shell $(GO) version | cut -c 16-17) -lt 20 ]; then \
+		echo "minimum required Golang version is 1.20"; \
 		exit 1 ;\
 	fi
 

README.md

@@ -64,7 +64,7 @@ Bear in mind that SSD performance deteriorates when close to capacity.
 
 RAM: >=16GB, 64-bit architecture.
 
-[Golang version >= 1.19](https://golang.org/doc/install); GCC 10+ or Clang; On Linux: kernel > v4
+[Golang version >= 1.20](https://golang.org/doc/install); GCC 10+ or Clang; On Linux: kernel > v4
 
 <code>🔬 more details on disk storage [here](https://erigon.substack.com/p/disk-footprint-changes-in-new-erigon?s=r)
 and [here](https://ledgerwatch.github.io/turbo_geth_release.html#Disk-space).</code>
@@ -210,7 +210,7 @@ Windows users may run erigon in 3 possible ways:
   build on windows :
     * [Git](https://git-scm.com/downloads) for Windows must be installed. If you're cloning this repository is very
       likely you already have it
-    * [GO Programming Language](https://golang.org/dl/) must be installed. Minimum required version is 1.19
+    * [GO Programming Language](https://golang.org/dl/) must be installed. Minimum required version is 1.20
     * GNU CC Compiler at least version 10 (is highly suggested that you install `chocolatey` package manager - see
       following point)
     * If you need to build MDBX tools (i.e. `.\wmake.ps1 db-tools`)

cmd/release/go.mod

@@ -1,5 +1,5 @@
 module github.com/ledgerwatch/erigon/cmd/release/v2
 
-go 1.19
+go 1.20
 
 require github.com/hashicorp/go-version v1.6.0

erigon-lib/.github/workflows/ci.yml

@@ -32,7 +32,7 @@ jobs:
           fetch-depth: 0 # fetch git tags for "git describe"
       - uses: actions/setup-go@v4
         with:
-          go-version: '1.19'
+          go-version: '1.20'
 
       - name: Install deps
         if: matrix.os == 'ubuntu-20.04'

erigon-lib/go.mod

@@ -1,6 +1,6 @@
 module github.com/ledgerwatch/erigon-lib
 
-go 1.19
+go 1.20
 
 require (
 	github.com/erigontech/mdbx-go v0.27.17

go.mod

@@ -1,6 +1,6 @@
 module github.com/ledgerwatch/erigon
 
-go 1.19
+go 1.20
 
 require (
 	github.com/erigontech/mdbx-go v0.27.17

wmake.ps1

@@ -405,7 +405,7 @@ if (!Test-Path -Path [string](Join-Path $MyContext.Directory "\.git") -PathType
 if(!(Test-Git-Installed)) { exit 1 }
     
 ## Test GO language is installed AND min version
-if(!(Test-GO-Installed "1.19")) { exit 1 }
+if(!(Test-GO-Installed "1.20")) { exit 1 }
 
 # Build erigon binaries
 Set-Variable -Name "Erigon" -Value ([hashtable]::Synchronized(@{})) -Scope Script