chore: upgrade to go 1.21

Dockerfile

-FROM golang:1.20-alpine
+FROM golang:1.21-alpine
 
 RUN apk add --no-cache --virtual .build-deps git build-base
 
@@ -8,6 +8,7 @@ COPY main.go /git/owo.codes/whats-this/cdn-origin/
 COPY lib /git/owo.codes/whats-this/cdn-origin/lib
 
 RUN cd /git/owo.codes/whats-this/cdn-origin && \
+    go mod download && \
     go build main.go && \
     apk del .build-deps
 

go.mod

 module owo.codes/whats-this/cdn-origin
 
-go 1.16
+go 1.21
 
 require (
-	github.com/fsnotify/fsnotify v1.6.0 // indirect
-	github.com/klauspost/compress v1.16.5 // indirect
-	github.com/lib/pq v1.10.8
-	github.com/mailru/easyjson v0.7.7 // indirect
-	github.com/mattn/go-colorable v0.1.13 // indirect
-	github.com/mattn/go-isatty v0.0.18 // indirect
-	github.com/mitchellh/go-testing-interface v1.0.0 // indirect
-	github.com/oschwald/maxminddb-golang v1.10.0
-	github.com/pelletier/go-toml v1.9.5 // indirect
-	github.com/pelletier/go-toml/v2 v2.0.7 // indirect
+	github.com/lib/pq v1.10.9
+	github.com/oschwald/maxminddb-golang v1.12.0
 	github.com/pkg/errors v0.9.1
-	github.com/rs/zerolog v1.29.1
-	github.com/spf13/afero v1.9.5 // indirect
+	github.com/rs/zerolog v1.31.0
 	github.com/spf13/pflag v1.0.5
-	github.com/spf13/viper v1.15.0
-	github.com/valyala/fasthttp v1.46.0
-	golang.org/x/sys v0.7.0 // indirect
-	golang.org/x/text v0.9.0 // indirect
+	github.com/spf13/viper v1.17.0
+	github.com/valyala/fasthttp v1.50.0
 	gopkg.in/olivere/elastic.v5 v5.0.86
 )
+
+require (
+	github.com/andybalholm/brotli v1.0.6 // indirect
+	github.com/fsnotify/fsnotify v1.7.0 // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/josharian/intern v1.0.0 // indirect
+	github.com/klauspost/compress v1.17.2 // indirect
+	github.com/magiconair/properties v1.8.7 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/pelletier/go-toml/v2 v2.1.0 // indirect
+	github.com/sagikazarmark/locafero v0.3.0 // indirect
+	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
+	github.com/sourcegraph/conc v0.3.0 // indirect
+	github.com/spf13/afero v1.10.0 // indirect
+	github.com/spf13/cast v1.5.1 // indirect
+	github.com/spf13/jwalterweatherman v1.1.0 // indirect
+	github.com/subosito/gotenv v1.6.0 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	go.uber.org/atomic v1.11.0 // indirect
+	go.uber.org/multierr v1.11.0 // indirect
+	golang.org/x/exp v0.0.0-20231110203233-9a3e6036ecaa // indirect
+	golang.org/x/sys v0.14.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)