Update build

* Update Go to 1.18.
* Update Go modules to 1.17 format.
* Enable dependabot.
* Add yamllint config.

Signed-off-by: SuperQ <superq@gmail.com>

.circleci/config.yml

@@ -5,7 +5,7 @@ executors:
   # Whenever the Go version is updated here, .promu.yml should also be updated.
   golang:
     docker:
-      - image: cimg/go:1.17
+      - image: cimg/go:1.18
 jobs:
   test:
     executor: golang

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: "gomod"
+    directory: "/"
+    schedule:
+      interval: "monthly"

.promu.yml

@@ -1,7 +1,7 @@
 go:
     # Whenever the Go version is updated here, .circle/config.yml should also
     # be updated.
-    version: 1.17
+    version: 1.18
 repository:
     path: github.com/prometheus/statsd_exporter
 build:

.yamllint

@@ -0,0 +1,28 @@
+---
+extends: default
+
+rules:
+  braces:
+    max-spaces-inside: 1
+    level: error
+  brackets:
+    max-spaces-inside: 1
+    level: error
+  commas: disable
+  comments: disable
+  comments-indentation: disable
+  document-start: disable
+  indentation:
+    spaces: consistent
+    indent-sequences: consistent
+  key-duplicates:
+    ignore: |
+      config/testdata/section_key_dup.bad.yml
+  line-length: disable
+  truthy:
+    ignore: |
+      .github/workflows/codeql-analysis.yml
+      .github/workflows/funcbench.yml
+      .github/workflows/fuzzing.yml
+      .github/workflows/prombench.yml
+      .github/workflows/golangci-lint.yml

go.mod

@@ -1,17 +1,27 @@
 module github.com/prometheus/statsd_exporter
 
+go 1.17
+
 require (
-	github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 // indirect
 	github.com/go-kit/log v0.2.1
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da
 	github.com/prometheus/client_golang v1.12.2
 	github.com/prometheus/client_model v0.2.0
 	github.com/prometheus/common v0.35.0
 	github.com/stvp/go-udp-testing v0.0.0-20201019212854-469649b16807
-	golang.org/x/sys v0.0.0-20220708085239-5a0f0661e09d // indirect
-	google.golang.org/protobuf v1.28.0 // indirect
 	gopkg.in/alecthomas/kingpin.v2 v2.2.6
 	gopkg.in/yaml.v2 v2.4.0
 )
 
-go 1.13
+require (
+	github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751 // indirect
+	github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cespare/xxhash/v2 v2.1.2 // indirect
+	github.com/go-logfmt/logfmt v0.5.1 // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/prometheus/procfs v0.7.3 // indirect
+	golang.org/x/sys v0.0.0-20220708085239-5a0f0661e09d // indirect
+	google.golang.org/protobuf v1.28.0 // indirect
+)