chore: Bump minimal Go version to 1.18

.github/workflows/continuous-integration.yaml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        go-version: [1.16.x, 1.17.x]
+        go-version: [1.18.x, 1.19.x]
         platform: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.platform }}
     env:

.github/workflows/release.yaml

@@ -81,10 +81,10 @@ jobs:
         uses: actions/checkout@v3
 
       -
-        name: Install Go 1.17.2
+        name: Install Go 1.19
         uses: actions/setup-go@v3
         with:
-          go-version: '1.17.2'
+          go-version: '1.19.5'
 
       -
         name: Build TUSD

docs/installation.md

@@ -9,10 +9,11 @@ Windows in various formats of the
 ## Compile from source
 
 The only requirement for building tusd is [Go](http://golang.org/doc/install).
-Currently only Go 1.12 and 1.13 is tested and supported and in the future only the two latest
-major releases will be supported.
-If you meet this criteria, you can clone the git repository, install the remaining
-dependencies and build the binary:
+We only test and support the [two latest major releases](https://go.dev/dl/) of
+Go, although tusd might also run with other versions.
+
+Once a recent Go version is installed, you can clone the git repository, install
+the remaining dependencies and build the binary:
 
 ```bash
 git clone git@github.com:tus/tusd.git

go.mod

@@ -2,7 +2,7 @@ module github.com/tus/tusd
 
 // Specify the Go version needed for the Heroku deployment
 // See https://github.com/heroku/heroku-buildpack-go#go-module-specifics
-// +heroku goVersion go1.16
+// +heroku goVersion go1.19
 go 1.16
 
 require (