feat: add sentry problem details reporter

Author: aereal

.github/workflows/ci.yml

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+---
+
+name: CI
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: lint
+        uses: reviewdog/action-golangci-lint@v2
+  test:
+    strategy:
+      matrix:
+        go_version:
+          - 1.15.x
+          - 1.16.x
+          - 1.17.x
+        os:
+          - ubuntu-latest
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.go_version }}
+      - name: test
+        run: go test -v -race -cover -covermode=atomic ./...

LICENSE

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+MIT License
+
+Copyright (c) 2021 aereal
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+[![status][ci-status-badge]][ci-status]
+[![PkgGoDev][pkg-go-dev-badge]][pkg-go-dev]
+
+# go-problem-reporter
+
+go-problem-reporter captures HTTP responses that conform to [RFC7807 Problem Details][rfc7807] from your web application and sends to error reporting services.
+
+Currently supported services:
+
+- [Sentry][]
+
+## Synopsis
+
+```go
+package main
+
+import (
+  "github.com/getsentry/sentry-go"
+  "github.com/moogar0880/problems"
+  sentryhttp "github.com/getsentry/sentry-go/http"
+  sentryreporter "github.com/aereal/go-problem-reporter/sentry"
+)
+
+func main() {
+  h := http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) {
+    p := problems.NewDetailedProblem(http.StatusInternalServerError, "some details"),
+    problems.StatusProblemHandler(p).ServeHTTP(rw, r)
+  })
+  mw := sentryreporter.New(sentryreporter.Options{WaitForDelivery: true})
+  withSentryHub := sentryhttp.New(sentryhttp.Options{}).Handle
+  &http.Server{
+    Handler: withSentryHub(mw(h)),
+  }
+}
+```
+
+## Installation
+
+```sh
+go get github.com/aereal/go-problem-reporter
+```
+
+## License
+
+See LICENSE file.
+
+[pkg-go-dev]: https://pkg.go.dev/github.com/aereal/go-problem-reporter
+[pkg-go-dev-badge]: https://pkg.go.dev/badge/aereal/go-problem-reporter
+[ci-status-badge]: https://github.com/aereal/go-problem-reporter/workflows/CI/badge.svg?branch=main
+[ci-status]: https://github.com/aereal/go-problem-reporter/actions/workflows/CI
+[rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807
+[Sentry]: https://sentry.io/welcome/

go.mod

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+module github.com/aereal/go-problem-reporter
+
+go 1.17
+
+require (
+	github.com/aereal/gomas v0.3.0
+	github.com/getsentry/sentry-go v0.11.0
+	github.com/google/go-cmp v0.5.6
+	github.com/moogar0880/problems v0.1.1
+)
+
+require golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect