internal: Annotate all components with groups

This commit ensures that the compiler has to check every component
against the groups they implement by explicitly annotating the
appropriate interfaces.

internal/wisski/ingredient/barrel/drush/cron.go

@@ -45,6 +45,10 @@ type LastCronFetcher struct {
 	Drush *Drush
 }
 
+var (
+	_ ingredient.WissKIFetcher = (*LastCronFetcher)(nil)
+)
+
 func (lbr *LastCronFetcher) Fetch(flags ingredient.FetcherFlags, info *status.WissKI) (err error) {
 	if flags.Quick {
 		return

internal/wisski/ingredient/barrel/drush/update.go

@@ -56,6 +56,10 @@ type LastUpdateFetcher struct {
 	Drush *Drush
 }
 
+var (
+	_ ingredient.WissKIFetcher = (*LastUpdateFetcher)(nil)
+)
+
 func (lbr *LastUpdateFetcher) Fetch(flags ingredient.FetcherFlags, info *status.WissKI) (err error) {
 	info.LastUpdate, err = lbr.Drush.LastUpdate(flags.Context)
 	return

internal/wisski/ingredient/barrel/running.go

@@ -23,6 +23,10 @@ type RunningFetcher struct {
 	Barrel *Barrel
 }
 
+var (
+	_ ingredient.WissKIFetcher = (*RunningFetcher)(nil)
+)
+
 func (rf *RunningFetcher) Fetch(flags ingredient.FetcherFlags, info *status.WissKI) (err error) {
 	info.Running, err = rf.Barrel.Running(flags.Context)
 	return

internal/wisski/ingredient/barrel/ssh/ssh.go

@@ -17,6 +17,10 @@ type SSH struct {
 	Barrel *barrel.Barrel
 }
 
+var (
+	_ ingredient.WissKIFetcher = (*SSH)(nil)
+)
+
 func (ssh *SSH) Keys() ([]ssh.PublicKey, error) {
 	file, err := ssh.Environment.Open(ssh.Barrel.AuthorizedKeysPath())
 	if environment.IsNotExist(err) {

internal/wisski/ingredient/info/info.go

@@ -20,6 +20,10 @@ type Info struct {
 	Analytics *lazy.PoolAnalytics
 }
 
+var (
+	_ ingredient.WissKIFetcher = (*Info)(nil)
+)
+
 // Information fetches information about this WissKI.
 // TODO: Rework this to be able to determine what kind of information is available.
 func (wisski *Info) Information(ctx context.Context, quick bool) (info status.WissKI, err error) {

internal/wisski/ingredient/info/snapshots.go

@@ -11,6 +11,10 @@ type SnapshotsFetcher struct {
 	Info *Info
 }
 
+var (
+	_ ingredient.WissKIFetcher = (*SnapshotsFetcher)(nil)
+)
+
 func (lbr *SnapshotsFetcher) Fetch(flags ingredient.FetcherFlags, info *status.WissKI) (err error) {
 	if flags.Quick {
 		return

internal/wisski/ingredient/locker/lock.go

@@ -13,6 +13,10 @@ type Locker struct {
 	ingredient.Base
 }
 
+var (
+	_ = (ingredient.WissKIFetcher)((*Locker)(nil))
+)
+
 var Locked = exit.Error{
 	Message:  "WissKI Instance is locked for administrative operations",
 	ExitCode: exit.ExitGeneric,

internal/wisski/ingredient/php/extras/pathbuilder.go

@@ -17,6 +17,10 @@ type Pathbuilder struct {
 	PHP *php.PHP
 }
 
+var (
+	_ ingredient.WissKIFetcher = (*Pathbuilder)(nil)
+)
+
 //go:embed pathbuilder.php
 var pathbuilderPHP string
 

internal/wisski/ingredient/php/extras/prefixes.go

@@ -25,6 +25,10 @@ type Prefixes struct {
 	MStore *mstore.MStore
 }
 
+var (
+	_ ingredient.WissKIFetcher = (*Prefixes)(nil)
+)
+
 // NoPrefix checks if this WissKI instance is excluded from generating prefixes.
 // TODO: Move this to the database!
 func (prefixes *Prefixes) NoPrefix() bool {

internal/wisski/ingredient/php/extras/stats.go

@@ -16,6 +16,10 @@ type Stats struct {
 	PHP *php.PHP
 }
 
+var (
+	_ ingredient.WissKIFetcher = (*Stats)(nil)
+)
+
 //go:embed stats.php
 var statsPHP string
 

internal/wisski/ingredient/php/users/users.go

@@ -18,6 +18,10 @@ type Users struct {
 	PHP *php.PHP
 }
 
+var (
+	_ ingredient.WissKIFetcher = (*Users)(nil)
+)
+
 //go:embed users.php
 var usersPHP string