set min Go version to v1.21 (#2126)

Author: mangalaman93

.github/workflows/cd-badger.yml

@@ -13,20 +13,15 @@ jobs:
       - uses: actions/checkout@v4
         with:
           ref: '${{ github.event.inputs.releasetag }}'
-      - name: Get Go Version
-        run: |
-          #!/bin/bash
-          GOVERSION=$({ [ -f .go-version ] && cat .go-version; })
-          echo "GOVERSION=$GOVERSION" >> $GITHUB_ENV
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: ${{ env.GOVERSION }}
+          go-version-file: go.mod
       - name: Set Badger Release Version
         run: |
           #!/bin/bash
           GIT_TAG_NAME='${{ github.event.inputs.releasetag }}'
-          if [[ "$GIT_TAG_NAME" == "v"* ]]; 
+          if [[ "$GIT_TAG_NAME" == "v"* ]];
           then
             echo "this is a release tag"
           else
@@ -57,20 +52,15 @@ jobs:
       - uses: actions/checkout@v4
         with:
           ref: '${{ github.event.inputs.releasetag }}'
-      - name: Get Go Version
-        run: |
-          #!/bin/bash
-          GOVERSION=$({ [ -f .go-version ] && cat .go-version; })
-          echo "GOVERSION=$GOVERSION" >> $GITHUB_ENV
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: ${{ env.GOVERSION }}
+          go-version-file: go.mod
       - name: Set Badger Release Version
         run: |
           #!/bin/bash
           GIT_TAG_NAME='${{ github.event.inputs.releasetag }}'
-          if [[ "$GIT_TAG_NAME" == "v"* ]]; 
+          if [[ "$GIT_TAG_NAME" == "v"* ]];
           then
             echo "this is a release tag"
           else

.github/workflows/ci-badger-bank-tests-nightly.yml

@@ -17,15 +17,10 @@ jobs:
     runs-on: warp-ubuntu-latest-x64-4x
     steps:
       - uses: actions/checkout@v4
-      - name: Get Go Version
-        run: |
-          #!/bin/bash
-          GOVERSION=$({ [ -f .go-version ] && cat .go-version; })
-          echo "GOVERSION=$GOVERSION" >> $GITHUB_ENV
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ${{ env.GOVERSION }}
+          go-version-file: go.mod
       - name: Install Dependencies
         run: make dependency
       - name: Install jemalloc

.github/workflows/ci-badger-bank-tests.yml

@@ -15,15 +15,10 @@ jobs:
     runs-on: warp-ubuntu-latest-x64-4x
     steps:
       - uses: actions/checkout@v4
-      - name: Get Go Version
-        run: |
-          #!/bin/bash
-          GOVERSION=$({ [ -f .go-version ] && cat .go-version; })
-          echo "GOVERSION=$GOVERSION" >> $GITHUB_ENV
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ${{ env.GOVERSION }}
+          go-version-file: go.mod
       - name: Install Dependencies
         run: make dependency
       - name: Install jemalloc

.github/workflows/ci-badger-tests-coverage.yml

@@ -17,15 +17,10 @@ jobs:
       - uses: actions/checkout@v4 # checkout merge commit
         with:
           ref: "refs/pull/${{ github.event.number }}/merge"
-      - name: Get Go Version
-        run: |
-          #!/bin/bash
-          GOVERSION=$({ [ -f .go-version ] && cat .go-version; })
-          echo "GOVERSION=$GOVERSION" >> $GITHUB_ENV
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ${{ env.GOVERSION }}
+          go-version-file: go.mod
       - name: Install Dependencies
         run: make dependency
       - name: Run Badger Tests

.github/workflows/ci-badger-tests.yml

@@ -15,15 +15,10 @@ jobs:
     runs-on: warp-ubuntu-latest-x64-4x
     steps:
       - uses: actions/checkout@v4
-      - name: Get Go Version
-        run: |
-          #!/bin/bash
-          GOVERSION=$({ [ -f .go-version ] && cat .go-version; })
-          echo "GOVERSION=$GOVERSION" >> $GITHUB_ENV
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ${{ env.GOVERSION }}
+          go-version-file: go.mod
       - name: Install Dependencies
         run: make dependency
       - name: Run Badger Tests

.github/workflows/ci-dgraph-tests.yml

@@ -18,15 +18,10 @@ jobs:
         with:
           repository: dgraph-io/dgraph
           ref: main
-      - name: Get Go Version
-        run: |
-          #!/bin/bash
-          GOVERSION=$({ [ -f .go-version ] && cat .go-version; })
-          echo "GOVERSION=$GOVERSION" >> $GITHUB_ENV
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: ${{ env.GOVERSION }}
+          go-version-file: go.mod
       - name: Fetch latest Badger version
         run: |
           go get github.com/dgraph-io/badger/v4@main

.github/workflows/ci-golang-lint.yml

@@ -16,15 +16,10 @@ jobs:
     runs-on: warp-ubuntu-latest-x64-4x
     steps:
       - uses: actions/checkout@v4
-      - name: Get Go Version
-        run: |
-          #!/bin/bash
-          GOVERSION=$({ [ -f .go-version ] && cat .go-version; })
-          echo "GOVERSION=$GOVERSION" >> $GITHUB_ENV
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: ${{ env.GOVERSION }}
+          go-version-file: go.mod
       - name: golang-lint
         uses: golangci/golangci-lint-action@v6.1.1
         with:

.go-version

@@ -62,7 +62,7 @@ For more details on our version naming schema please read [Choosing a version](#
 ## Getting Started
 
 ### Installing
-To start using Badger, install Go 1.23 or above. Badger v3 and above needs go modules. From your project, run the following command
+To start using Badger, install Go 1.21 or above. Badger v3 and above needs go modules. From your project, run the following command
 
 ```sh
 $ go get github.com/dgraph-io/badger/v4

README.md

@@ -6,7 +6,7 @@ toolchain go1.23.2
 
 require (
 	github.com/cespare/xxhash/v2 v2.3.0
-	github.com/dgraph-io/ristretto/v2 v2.0.0-rc1
+	github.com/dgraph-io/ristretto/v2 v2.0.0
 	github.com/dustin/go-humanize v1.0.1
 	github.com/gogo/protobuf v1.3.2
 	github.com/golang/protobuf v1.5.4