diff --git a/go.mod b/go.mod
index 747382fcf0d6f9e88c9b5cf42b59894e0f6b032e..e4fc1033d05aec8d13a412f1f4047bd4f2bf53ea 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,9 @@ go 1.13
 
 require (
 	github.com/go-redis/redis v6.15.9+incompatible
+	github.com/justjanne/imgconv v1.0.3
 	github.com/onsi/ginkgo v1.14.2 // indirect
 	github.com/onsi/gomega v1.10.4 // indirect
+	github.com/prometheus/client_golang v1.11.0 // indirect
 	gopkg.in/gographics/imagick.v2 v2.6.0
 )
diff --git a/go.sum b/go.sum
index 4e0fb494443f3f2a09847af1bc0f6c06171017b1..fb2724e698ed88e58c1b66d2e6c822ee889954d8 100644
--- a/go.sum
+++ b/go.sum
@@ -1,9 +1,33 @@
+cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
+github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
+github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
+github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
+github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
+github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
+github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
+github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
+github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
+github.com/cespare/xxhash/v2 v2.1.1 h1:6MnRN8NT7+YBpUIWxHtefFZOKTAPgGjpQSxqLNn0+qY=
+github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
+github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
+github.com/go-kit/kit v0.9.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
+github.com/go-kit/log v0.1.0/go.mod h1:zbhenjAZHb184qTLMA9ZjW7ThYL0H2mk7Q6pNt4vbaY=
+github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
+github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
+github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG1KdI/P7A=
 github.com/go-redis/redis v6.15.9+incompatible h1:K0pv1D7EQUjfyoMql+r/jZqCLizCGKFlFgcHWWmHQjg=
 github.com/go-redis/redis v6.15.9+incompatible/go.mod h1:NAIEuMOZ/fxfXJIrKDQDz8wamY7mA7PouImQ2Jvg6kA=
+github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
+github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
 github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
 github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
@@ -11,11 +35,39 @@ github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:W
 github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
 github.com/golang/protobuf v1.4.2 h1:+Z5KGCizgyZCbGh1KZqA0fcLLkwbsjIzS4aV2v7wJX0=
 github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
+github.com/golang/protobuf v1.4.3 h1:JjCZWpVbqXDqFVmTfYWEVTMIYrL/NPdPSCHPJ0T/raM=
+github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.4.0 h1:xsAVV57WRhGj6kEIi8ReJzQlHHqcBYCElAvkovg3B/4=
 github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
+github.com/jpillora/backoff v1.0.0/go.mod h1:J/6gKK9jxlEcS3zixgDgUAsiuZ7yrSoa/FX5e0EB2j4=
+github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
+github.com/json-iterator/go v1.1.10/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
+github.com/json-iterator/go v1.1.11/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
+github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
+github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8IZAc4RVcycCCAKdM=
+github.com/justjanne/imgconv v1.0.3 h1:XXgqeLJ1ibV0XCdosMqVV65CdpmDADTnC3yBR2w52vE=
+github.com/justjanne/imgconv v1.0.3/go.mod h1:8VxkQjMdEOziT9LJ8Mrqtz7SbmqlpExl69K8/CZWeAc=
+github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
+github.com/konsorten/go-windows-terminal-sequences v1.0.3/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
+github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
+github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
+github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU=
+github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
+github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
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+github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
+github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
+github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
+github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
 github.com/nxadm/tail v1.4.4 h1:DQuhQpB1tVlglWS2hLQ5OV6B5r8aGxSrPc5Qo6uTN78=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
@@ -26,31 +78,85 @@ github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7J
 github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo=
 github.com/onsi/gomega v1.10.4 h1:NiTx7EEvBzu9sFOD1zORteLSt3o8gnlvZZwSE9TnY9U=
 github.com/onsi/gomega v1.10.4/go.mod h1:g/HbgYopi++010VEqkFgJHKC09uJiW9UkXvMUuKHUCQ=
+github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw=
+github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5FsnadC4Ky3P0J6CfImo=
+github.com/prometheus/client_golang v1.7.1/go.mod h1:PY5Wy2awLA44sXw4AOSfFBetzPP4j5+D6mVACh+pe2M=
+github.com/prometheus/client_golang v1.11.0 h1:HNkLOAEQMIDv/K+04rukrLx6ch7msSRwf3/SASFAGtQ=
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 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
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+golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190904154756-749cb33beabd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200106162015-b016eb3dc98e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200615200032-f1bc736245b1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200625212154-ddb9806d33ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f h1:+Nyd8tzPX9R7BWHguqsrbFdRx3WQ/1ib8I44HXV5yTA=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40 h1:JWgyZ1qgdTaF3N3oxC+MdTV7qvEEgHo3otj+HB5CM7Q=
+golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3 h1:cokOdA+Jmi5PJGXLlLllQSgYigAEfHXJAERHVMaCc2k=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e h1:FDhOuMEY4JVRztM/gsbk+IKUQ8kj74bxZrgw87eMMVc=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
@@ -58,13 +164,21 @@ google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miE
 google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
 google.golang.org/protobuf v1.23.0 h1:4MY060fB1DLGMB/7MBTLnwQUY6+F09GEiz6SsrNqyzM=
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
+google.golang.org/protobuf v1.26.0-rc.1 h1:7QnIQpGRHE5RnLKnESfDoxm2dTapTZua5a0kS0A+VXQ=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
+gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/gographics/imagick.v2 v2.6.0 h1:ewRsUQk3QkjGumERlndbFn/kTYRjyMaPY5gxwpuAhik=
 gopkg.in/gographics/imagick.v2 v2.6.0/go.mod h1:/QVPLV/iKdNttRKthmDkeeGg+vdHurVEPc8zkU0XgBk=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
+gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.5/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
diff --git a/goroutine.go b/goroutine.go
new file mode 100644
index 0000000000000000000000000000000000000000..ebd0432bdfc8ce58d633598e7ef5759fda8cb4ee
--- /dev/null
+++ b/goroutine.go
@@ -0,0 +1,22 @@
+package main
+
+func readAllErrors(amount int, errorChannel chan error) []error {
+	errors := make([]error, 0)
+	for i := 0; i < amount; i++ {
+		err := <-errorChannel
+		if err != nil {
+			errors = append(errors, err)
+		}
+	}
+
+	return errors
+}
+
+func runMany(amount int, function func(index int) error) []error {
+	errorChannel := make(chan error)
+	for i := 0; i < amount; i++ {
+		index := i
+		go func() { errorChannel <- function(index) }()
+	}
+	return readAllErrors(amount, errorChannel)
+}
diff --git a/lib/colorspace.go b/lib/colorspace.go
deleted file mode 100644
index ad395a14e987382d893878afb3ca1c5126249437..0000000000000000000000000000000000000000
--- a/lib/colorspace.go
+++ /dev/null
@@ -1,6 +0,0 @@
-package lib
-
-import "encoding/base64"
-
-var ColorspaceACESLinear, _ = base64.StdEncoding.DecodeString("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")
-var ColorspaceSRGB, _ = base64.StdEncoding.DecodeString("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")
diff --git a/lib/processImageInstance.go b/lib/processImageInstance.go
deleted file mode 100644
index 48e357f2b24497711530dd266842ae1813dd7c5b..0000000000000000000000000000000000000000
--- a/lib/processImageInstance.go
+++ /dev/null
@@ -1,55 +0,0 @@
-package lib
-
-import (
-	"gopkg.in/gographics/imagick.v2/imagick"
-	"strings"
-)
-
-func ProcessImageInstance(
-	wand *imagick.MagickWand,
-	size Size,
-	quality Quality,
-	parameters ImageParameters,
-	target string,
-) error {
-	var err error
-	var mw *imagick.MagickWand
-
-	mw = wand.Clone()
-	defer mw.Destroy()
-
-	if err = ResizeImageInstance(mw, size); err != nil {
-		return err
-	}
-	for _, key := range mw.GetImageProperties("*") {
-		if !strings.HasPrefix(key, "png:") {
-			if err = mw.DeleteImageProperty(key); err != nil {
-				return err
-			}
-		}
-	}
-
-	if iccProfile, iccProfileOk := parameters.profiles["icc"]; iccProfileOk {
-		err = mw.ProfileImage("icc", iccProfile)
-	} else if iptcProfile, iptcProfileOk := parameters.profiles["iptc"]; iptcProfileOk {
-		err = mw.ProfileImage("iptc", iptcProfile)
-	} else {
-		err = mw.TransformImageColorspace(parameters.colorspace)
-	}
-
-	if err = mw.SetImageDepth(parameters.depth); err != nil {
-		return err
-	}
-
-	if quality.CompressionQuality != 0 {
-		_ = mw.SetImageCompressionQuality(quality.CompressionQuality)
-	}
-
-	if len(quality.SamplingFactors) != 0 {
-		_ = mw.SetSamplingFactors(quality.SamplingFactors)
-	}
-
-	err = mw.WriteImage(target)
-
-	return err
-}
diff --git a/lib/resizeImage.go b/lib/resizeImage.go
deleted file mode 100644
index dcb5be54b26a18f6855d1409cca0b0c1fb39d292..0000000000000000000000000000000000000000
--- a/lib/resizeImage.go
+++ /dev/null
@@ -1,88 +0,0 @@
-package lib
-
-import (
-	"fmt"
-	"gopkg.in/gographics/imagick.v2/imagick"
-	"path/filepath"
-)
-
-func goroutineWrapper(
-	errorChannel chan error,
-	wand *imagick.MagickWand,
-	config *Config, path string,
-	definition SizeDefinition,
-	parameters ImageParameters,
-) {
-	errorChannel <- ProcessImageInstance(
-		wand,
-		definition.Size,
-		config.Quality,
-		parameters,
-		path,
-	)
-}
-
-func ResizeImage(config *Config, imageId string) []error {
-	var err error
-	errorChannel := make(chan error)
-
-	wand := imagick.NewMagickWand()
-	defer wand.Destroy()
-
-	if err = wand.SetOption("png:include-chunk", "bKGD,cHRM,iCCP"); err != nil {
-		return []error{err}
-	}
-	if err = wand.SetOption("png:exclude-chunk", "EXIF,iTXt,tEXt,zTXt,date"); err != nil {
-		return []error{err}
-	}
-
-	if err = wand.ReadImage(filepath.Join(config.SourceFolder, imageId)); err != nil {
-		return []error{err}
-	}
-
-	_ = wand.AutoOrientImage()
-
-	if len(wand.GetImageProfiles("*")) == 0 {
-		if err = wand.SetImageProfile("icc", ColorspaceSRGB); err != nil {
-			return []error{err}
-		}
-	}
-
-	colorSpace := wand.GetImageColorspace()
-	if colorSpace == imagick.COLORSPACE_UNDEFINED {
-		colorSpace = imagick.COLORSPACE_SRGB
-	}
-
-	profiles := map[string][]byte{}
-	for _, name := range wand.GetImageProfiles("*") {
-		profiles[name] = []byte(wand.GetImageProfile(name))
-	}
-
-	parameters := ImageParameters{
-		depth:      wand.GetImageDepth(),
-		profiles:   profiles,
-		colorspace: colorSpace,
-	}
-
-	if err = wand.SetImageDepth(16); err != nil {
-		panic(err)
-	}
-	if err = wand.ProfileImage("icc", ColorspaceACESLinear); err != nil {
-		panic(err)
-	}
-
-	for _, definition := range config.Sizes {
-		path := filepath.Join(config.TargetFolder, fmt.Sprintf("%s%s", imageId, definition.Suffix))
-		go goroutineWrapper(errorChannel, wand, config, path, definition, parameters)
-	}
-
-	errors := make([]error, 0)
-	for i := 0; i < len(config.Sizes); i++ {
-		err := <-errorChannel
-		if err != nil {
-			errors = append(errors, err)
-		}
-	}
-
-	return errors
-}
diff --git a/lib/resizeImageInstance.go b/lib/resizeImageInstance.go
deleted file mode 100644
index c47f5f9c7acf5a74e8a28c772cb8020d4ae3d4d3..0000000000000000000000000000000000000000
--- a/lib/resizeImageInstance.go
+++ /dev/null
@@ -1,70 +0,0 @@
-package lib
-
-import (
-	"errors"
-	"fmt"
-	"gopkg.in/gographics/imagick.v2/imagick"
-	"math"
-)
-
-func ResizeImageInstance(mw *imagick.MagickWand, size Size) error {
-	var err error
-	if size.Width != 0 || size.Height != 0 {
-		width := mw.GetImageWidth()
-		height := mw.GetImageHeight()
-
-		aspectRatio := float64(width) / float64(height)
-
-		var nWidth, nHeight uint
-		if size.Height != 0 && size.Width != 0 {
-			if size.Format == sizeFormatContain {
-				if aspectRatio > 1 {
-					nWidth = uint(math.Min(float64(size.Width), float64(width)))
-					nHeight = uint(math.Round(float64(nWidth) / aspectRatio))
-				} else {
-					nHeight = uint(math.Min(float64(size.Height), float64(height)))
-					nWidth = uint(math.Round(aspectRatio * float64(nHeight)))
-				}
-			} else if size.Format == sizeFormatCover {
-				var targetAspectRatio = float64(size.Width) / float64(size.Height)
-				var cWidth, cHeight uint
-				if targetAspectRatio > aspectRatio {
-					cWidth = width
-					cHeight = uint(math.Round(float64(width) / targetAspectRatio))
-				} else {
-					cHeight = height
-					cWidth = uint(math.Round(targetAspectRatio * float64(height)))
-				}
-
-				dx := int((width - cWidth) / 2)
-				dy := int((height - cHeight) / 2)
-
-				if err = mw.CropImage(cWidth, cHeight, dx, dy); err != nil {
-					return err
-				}
-
-				nHeight = uint(math.Min(float64(size.Height), float64(cHeight)))
-				nWidth = uint(math.Min(float64(size.Width), float64(cWidth)))
-			} else {
-				return errors.New(fmt.Sprintf("Format type not recognized: %s", size.Format))
-			}
-		} else if size.Height != 0 {
-			nHeight = uint(math.Min(float64(size.Height), float64(height)))
-			nWidth = uint(math.Round(aspectRatio * float64(nHeight)))
-		} else if size.Width != 0 {
-			nWidth = uint(math.Min(float64(size.Width), float64(width)))
-			nHeight = uint(math.Round(float64(nWidth) / aspectRatio))
-		} else {
-			nWidth = width
-			nHeight = height
-		}
-
-		if (width != nWidth) || (height != nHeight) {
-			if err = mw.ResizeImage(nWidth, nHeight, imagick.FILTER_LANCZOS, 1); err != nil {
-				return err
-			}
-		}
-	}
-
-	return nil
-}
diff --git a/main.go b/main.go
index ebd92cdbb057d0acea2e1b2d7894136c04ce2be6..8250df1152b31a73b9fe98c349ecd5e891fc018d 100644
--- a/main.go
+++ b/main.go
@@ -1,82 +1,73 @@
 package main
 
 import (
-	"encoding/json"
-	"fmt"
-	"git.kuschku.de/justjanne/imghost/lib"
 	"github.com/go-redis/redis"
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/promauto"
+	"github.com/prometheus/client_golang/prometheus/promhttp"
 	"gopkg.in/gographics/imagick.v2/imagick"
 	"net/http"
-	"os"
-	"path/filepath"
-	"time"
 )
 
-func returnResult(config *lib.Config, client *redis.Client, result lib.Result) {
-	raw, err := json.Marshal(result)
-	if err != nil {
-		panic(err)
-	}
-	client.Publish(config.ResultChannel, string(raw))
-}
-
-func processImage(config *lib.Config, client *redis.Client, value string) {
-	image := lib.Image{}
-	if err := json.Unmarshal([]byte(value), &image); err != nil {
-		panic(err)
-	}
-	fmt.Printf("Received task %s at %d\n", image.Id, time.Now().Unix())
+var queueGauge = promauto.NewGauge(prometheus.GaugeOpts{
+	Name: "imghost_waiting_images",
+	Help: "The number of waiting image events",
+	ConstLabels: map[string]string{
+		"state": "queued",
+	},
+})
 
-	errors := lib.ResizeImage(config, image.Id)
-	_ = os.Remove(filepath.Join(config.SourceFolder, image.Id))
+var inProgressGauge = promauto.NewGauge(prometheus.GaugeOpts{
+	Name: "imghost_waiting_images",
+	Help: "The number of image events in progress",
+	ConstLabels: map[string]string{
+		"state": "in_progress",
+	},
+})
 
-	errorMessages := make([]string, len(errors))
-	for i, err := range errors {
-		errorMessages[i] = err.Error()
-	}
+var imageCounterSuccess = promauto.NewCounter(prometheus.CounterOpts{
+	Name: "imghost_processed_images_total",
+	Help: "The total number of successfully processed image events",
+	ConstLabels: map[string]string{
+		"success": "true",
+	},
+})
 
-	fmt.Printf("Finished task %s at %d\n", image.Id, time.Now().Unix())
+var imageCounterFailure = promauto.NewCounter(prometheus.CounterOpts{
+	Name: "imghost_processed_images_total",
+	Help: "The total number of errored image events",
+	ConstLabels: map[string]string{
+		"success": "false",
+	},
+})
 
-	if len(errors) != 0 {
-		returnResult(config, client, lib.Result{
-			Id:      image.Id,
-			Success: false,
-			Errors:  errorMessages,
-		})
-	} else {
-		returnResult(config, client, lib.Result{
-			Id:      image.Id,
-			Success: true,
-		})
-	}
-}
+var imageProcessDuration = promauto.NewCounter(prometheus.CounterOpts{
+	Name: "imghost_process_duration",
+	Help: "The total amount of time spent processing images",
+})
 
 func main() {
-	go func() {
-		config := lib.NewConfigFromEnv()
+	config := NewConfigFromEnv()
 
-		imagick.Initialize()
-		defer imagick.Terminate()
+	imagick.Initialize()
+	defer imagick.Terminate()
 
-		client := redis.NewClient(&redis.Options{
-			Addr:     config.Redis.Address,
-			Password: config.Redis.Password,
-		})
-
-		for {
-			element := client.BLPop(0, fmt.Sprintf("queue:%s", config.ImageQueue))
-			if len(element.Val()) == 2 {
-				value := element.Val()[1]
-				go processImage(&config, client, value)
-			}
-		}
-	}()
+	client := redis.NewClient(&redis.Options{
+		Addr:     config.Redis.Address,
+		Password: config.Redis.Password,
+	})
 
+	http.Handle("/metrics", promhttp.Handler())
 	http.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
 		_, _ = w.Write([]byte("OK"))
 	})
 
-	if err := http.ListenAndServe(":8080", nil); err != nil {
+	go serveQueue(client, config.ImageQueue, func(value string) {
+		queueGauge.Dec()
+		inProgressGauge.Inc()
+		ProcessImage(&config, client, value)
+	})
+	if err := http.ListenAndServe(":2112", nil); err != nil {
 		panic(err)
 	}
 }
diff --git a/process.go b/process.go
new file mode 100644
index 0000000000000000000000000000000000000000..acb81e9025c00064836b0c5c9aba58e2d60d152b
--- /dev/null
+++ b/process.go
@@ -0,0 +1,51 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"github.com/go-redis/redis"
+	"os"
+	"path/filepath"
+	"time"
+)
+
+func trackTime(start time.Time, function func(time.Duration)) {
+	function(time.Now().UTC().Sub(start.UTC()))
+}
+
+func ProcessImage(config *Config, client *redis.Client, value string) {
+	inProgressGauge.Inc()
+	defer inProgressGauge.Dec()
+	defer trackTime(time.Now(), func(duration time.Duration) {
+		imageProcessDuration.Add(float64(duration.Milliseconds()))
+	})
+
+	image := Image{}
+	if err := json.Unmarshal([]byte(value), &image); err != nil {
+		fmt.Printf("Could not unmarshal task %s\n", value)
+		return
+	}
+
+	errors := ResizeImage(config, image.Id)
+	_ = os.Remove(filepath.Join(config.SourceFolder, image.Id))
+
+	errorMessages := make([]string, len(errors))
+	for i, err := range errors {
+		errorMessages[i] = err.Error()
+	}
+
+	if len(errors) != 0 {
+		imageCounterFailure.Inc()
+		returnResult(config, client, Result{
+			Id:      image.Id,
+			Success: false,
+			Errors:  errorMessages,
+		})
+	} else {
+		imageCounterSuccess.Inc()
+		returnResult(config, client, Result{
+			Id:      image.Id,
+			Success: true,
+		})
+	}
+}
diff --git a/redis.go b/redis.go
new file mode 100644
index 0000000000000000000000000000000000000000..df91b42060a59db585fb8be2c0bda0fa066ade23
--- /dev/null
+++ b/redis.go
@@ -0,0 +1,26 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"github.com/go-redis/redis"
+)
+
+func serveQueue(client *redis.Client, queue string, function func(value string)) {
+	for {
+		element := client.BLPop(0, fmt.Sprintf("queue:%s", queue))
+		if len(element.Val()) == 2 {
+			value := element.Val()[1]
+			queueGauge.Inc()
+			go function(value)
+		}
+	}
+}
+
+func returnResult(config *Config, client *redis.Client, result Result) {
+	raw, err := json.Marshal(result)
+	if err != nil {
+		panic(err)
+	}
+	client.Publish(config.ResultChannel, string(raw))
+}
diff --git a/resize.go b/resize.go
new file mode 100644
index 0000000000000000000000000000000000000000..6424158cd1352dbf3b1abe29707c22f7a1a7b308
--- /dev/null
+++ b/resize.go
@@ -0,0 +1,39 @@
+package main
+
+import (
+	"fmt"
+	"github.com/justjanne/imgconv"
+	"gopkg.in/gographics/imagick.v2/imagick"
+	"path/filepath"
+)
+
+func ResizeImage(config *Config, imageId string) []error {
+	var err error
+
+	wand := imagick.NewMagickWand()
+	defer wand.Destroy()
+
+	if err = wand.ReadImage(filepath.Join(config.SourceFolder, imageId)); err != nil {
+		return []error{err}
+	}
+	var originalImage imgconv.ImageHandle
+	if originalImage, err = imgconv.NewImage(wand); err != nil {
+		return []error{err}
+	}
+
+	return runMany(len(config.Sizes), func(index int) error {
+		definition := config.Sizes[index]
+		path := filepath.Join(config.TargetFolder, fmt.Sprintf("%s%s", imageId, definition.Suffix))
+		image := originalImage.CloneImage()
+		if err := image.Crop(definition.Size); err != nil {
+			return err
+		}
+		if err := image.Resize(definition.Size); err != nil {
+			return err
+		}
+		if err := image.Write(config.Quality, path); err != nil {
+			return err
+		}
+		return nil
+	})
+}
diff --git a/lib/types.go b/types.go
similarity index 70%
rename from lib/types.go
rename to types.go
index c3a37baed059206cd76b15d570dd9e5ae4375940..be1768e7e3e1dcb069dc5e9fafdf8480bf1aa899 100644
--- a/lib/types.go
+++ b/types.go
@@ -1,8 +1,8 @@
-package lib
+package main
 
 import (
 	"encoding/json"
-	"gopkg.in/gographics/imagick.v2/imagick"
+	"github.com/justjanne/imgconv"
 	"os"
 	"time"
 )
@@ -16,37 +16,15 @@ type Image struct {
 	MimeType     string `json:"mime_type"`
 }
 
-type ImageParameters struct {
-	profiles   map[string][]byte
-	colorspace imagick.ColorspaceType
-	depth      uint
-}
-
 type Result struct {
 	Id      string   `json:"id"`
 	Success bool     `json:"success"`
 	Errors  []string `json:"errors"`
 }
 
-type Size struct {
-	Width  uint   `json:"width"`
-	Height uint   `json:"height"`
-	Format string `json:"format"`
-}
-
-const (
-	sizeFormatCover   = "cover"
-	sizeFormatContain = "contain"
-)
-
-type Quality struct {
-	CompressionQuality uint      `json:"compression_quality"`
-	SamplingFactors    []float64 `json:"sampling_factors"`
-}
-
 type SizeDefinition struct {
-	Size   Size   `json:"size"`
-	Suffix string `json:"suffix"`
+	Size   imgconv.Size `json:"size"`
+	Suffix string       `json:"suffix"`
 }
 
 type RedisConfig struct {
@@ -61,7 +39,7 @@ type DatabaseConfig struct {
 
 type Config struct {
 	Sizes         []SizeDefinition
-	Quality       Quality
+	Quality       imgconv.Quality
 	SourceFolder  string
 	TargetFolder  string
 	Redis         RedisConfig