fix(api): move captcha handler in front of registration handler

See merge request !13

Examples in documentation has captcha after APi handler however that does not seem to work, so it is moved in front here.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

fix(api): use default permissive CORS configuration when unset

See merge request !12

Turns out CORS defaults to strict if no headers are sent at all, so this permissive default makes more sense.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

feat(conf): do not insert CORS middleware if ALLOWED_URL is "unset"

See merge request !11

This allows easy disablement of CORS for testing.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

docs: add README.md file for project documentation

See merge request !10

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

fix(api): apply limiter to register route and move logic to limiter.go

See merge request !9

This socket is typically placed in a directory with restrictive permissions, and that is a much easier way to control access than to have the application set it to some custom value.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

feat: store registration time

See merge request !8

Registration time is stored in the binary format emitted by time.Time and if that somehow fails, falls back to a base 10 encoded string of the unix timestamp.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

feat(serve): listen on unix socket

See merge request !7

Support listening on unix socket. Path is set by the LISTEN environment variable.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

feat(api): add registration count API endpoint

See merge request !6

Fix up API paths and responses

See merge request !5

This adds /api/count which returns a value initialised on startup and incremented each successful registration.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

All API endpoints are moved under /api.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

This also returns a success state making it easier for clients to understand the API response.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

fix: do not exit on SIGHUP

See merge request !4

Prevent application from dying on some container tools.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

Upgrade to Fiber v3 and implement hCaptcha protection

See merge request !3

This reduces the unnecessary JSON serialisation work each time this endpoint is called.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

hCaptcha middleware must be placed *after* the API handler.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

build: apply gitlab-runner workaround

See merge request !2

GitLab seems to have a long unfixed bug with its CI system (https://gitlab.com/gitlab-org/gitlab-runner/-/issues/27614

). This commit attempts the workaround suggested in the issue comments.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

Clean up project code and optimise performance

See merge request !1

Logging now contains more information, and invalid requests will only log when VERBOSE=1. Value of email keys now only consists of a single byte, and existence is checked using the Has method.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

The `app.Listen` method only returns when `app.Shutdown` is called.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

Introduces configuration defaults, and lookup is grouped into a single init function.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>

Database default will be "db" and will commonly be created at project root during testing.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>