migrate from packr to go:embed

.github/workflows/build.yml

@@ -24,16 +24,15 @@ jobs:
           key: ${{ runner.os }}-node_modules-${{ hashFiles('**/yarn.lock') }}
           restore-keys: ${{ runner.os }}-node_modules-
       - uses: actions/checkout@v2
+      - run: (cd ui && yarn)
+      - run: make build-js
       - uses: golangci/golangci-lint-action@v3
         with:
           version: v1.45
           args: --timeout=5m
           skip-cache: true
       - run: go mod download
       - run: make download-tools
-      - run: (cd ui && yarn)
-      - run: make build-js
-      - run: make embed-static
       - run: make test
       - run: make check-ci
       - uses: codecov/codecov-action@v1

Makefile

@@ -40,9 +40,6 @@ check-js:
 download-tools:
 	go install github.com/go-swagger/go-swagger/cmd/swagger@v0.26.1
 
-embed-static:
-	go run hack/packr/packr.go
-
 update-swagger:
 	swagger generate spec --scan-models -o docs/spec.json
 	sed -i 's/"uint64"/"int64"/g' docs/spec.json

docs/swagger.go

@@ -1,28 +1,25 @@
 package docs
 
 import (
+	_ "embed"
 	"strings"
 
 	"github.com/gin-gonic/gin"
-	"github.com/gobuffalo/packr/v2"
 	"github.com/gotify/location"
 )
 
-var box = packr.New("docs", "./")
+//go:embed spec.json
+var spec string
 
 // Serve serves the documentation.
 func Serve(ctx *gin.Context) {
 	base := location.Get(ctx).Host
 	if basePathFromQuery := ctx.Query("base"); basePathFromQuery != "" {
 		base = basePathFromQuery
 	}
-	ctx.Writer.WriteString(get(base))
+	ctx.Writer.WriteString(getSwaggerJSON(base))
 }
 
-func get(base string) string {
-	spec, err := box.FindString("spec.json")
-	if err != nil {
-		panic(err)
-	}
+func getSwaggerJSON(base string) string {
 	return strings.Replace(spec, "localhost", base, 1)
 }

go.mod

@@ -6,7 +6,6 @@ require (
 	github.com/gin-contrib/gzip v0.0.6
 	github.com/gin-gonic/gin v1.8.1
 	github.com/go-playground/validator/v10 v10.11.0
-	github.com/gobuffalo/packr/v2 v2.7.1
 	github.com/gorilla/websocket v1.5.0
 	github.com/gotify/configor v1.0.2
 	github.com/gotify/location v0.0.0-20170722210143-03bc4ad20437
@@ -27,13 +26,8 @@ require (
 	github.com/go-playground/universal-translator v0.18.0 // indirect
 	github.com/go-sql-driver/mysql v1.5.0 // indirect
 	github.com/go-yaml/yaml v2.1.0+incompatible // indirect
-	github.com/gobuffalo/envy v1.9.0 // indirect
-	github.com/gobuffalo/logger v1.0.3 // indirect
-	github.com/gobuffalo/packd v1.0.0 // indirect
 	github.com/goccy/go-json v0.9.7 // indirect
-	github.com/inconshreveable/mousetrap v1.0.0 // indirect
 	github.com/jinzhu/inflection v1.0.0 // indirect
-	github.com/joho/godotenv v1.3.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/leodido/go-urn v1.2.1 // indirect
 	github.com/lib/pq v1.10.0 // indirect
@@ -44,17 +38,10 @@ require (
 	github.com/pelletier/go-toml/v2 v2.0.1 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/rogpeppe/go-internal v1.8.0 // indirect
-	github.com/sirupsen/logrus v1.7.0 // indirect
-	github.com/spf13/cobra v0.0.6 // indirect
-	github.com/spf13/pflag v1.0.3 // indirect
 	github.com/ugorji/go/codec v1.2.7 // indirect
 	golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2 // indirect
-	golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e // indirect
 	golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069 // indirect
-	golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1 // indirect
 	golang.org/x/text v0.3.7 // indirect
-	golang.org/x/tools v0.0.0-20200308013534-11ec41452d41 // indirect
 	google.golang.org/protobuf v1.28.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )