♻️ refactor(repo): cut what the standard library, the platform and nothing at all already cover

go.mod

@@ -7,7 +7,6 @@ require (
 	github.com/Masterminds/semver/v3 v3.5.0
 	github.com/charmbracelet/bubbles v1.0.0
 	github.com/charmbracelet/bubbletea v1.3.10
-	github.com/charmbracelet/glamour v1.0.0
 	github.com/charmbracelet/huh v1.0.0
 	github.com/charmbracelet/lipgloss v1.1.1-0.20250404203927-76690c660834
 	github.com/charmbracelet/x/ansi v0.11.8
@@ -33,27 +32,22 @@ require (
 
 require (
 	filippo.io/hpke v0.4.0 // indirect
-	github.com/alecthomas/chroma/v2 v2.24.1 // indirect
 	github.com/atotto/clipboard v0.1.4 // indirect
 	github.com/aymanbagabas/go-osc52/v2 v2.0.1 // indirect
 	github.com/aymanbagabas/go-udiff v0.3.1 // indirect
-	github.com/aymerick/douceur v0.2.0 // indirect
 	github.com/catppuccin/go v0.3.0 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/charmbracelet/colorprofile v0.4.3 // indirect
 	github.com/charmbracelet/harmonica v0.2.0 // indirect
 	github.com/charmbracelet/x/cellbuf v0.0.15 // indirect
 	github.com/charmbracelet/x/exp/golden v0.0.0-20241011142426-46044092ad91 // indirect
-	github.com/charmbracelet/x/exp/slice v0.0.0-20250327172914-2fdc97757edf // indirect
 	github.com/charmbracelet/x/exp/strings v0.0.0-20240722160745-212f7b056ed0 // indirect
 	github.com/charmbracelet/x/term v0.2.2 // indirect
 	github.com/clipperhouse/displaywidth v0.11.0 // indirect
 	github.com/clipperhouse/uax29/v2 v2.7.0 // indirect
-	github.com/dlclark/regexp2 v1.12.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
 	github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f // indirect
 	github.com/google/uuid v1.6.0 // indirect
-	github.com/gorilla/css v1.0.1 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/klauspost/cpuid/v2 v2.4.0 // indirect
 	github.com/klauspost/crc32 v1.3.0 // indirect
@@ -62,21 +56,17 @@ require (
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mattn/go-localereader v0.0.1 // indirect
 	github.com/mattn/go-runewidth v0.0.24 // indirect
-	github.com/microcosm-cc/bluemonday v1.0.27 // indirect
 	github.com/minio/crc64nvme v1.1.1 // indirect
 	github.com/minio/md5-simd v1.1.2 // indirect
 	github.com/mitchellh/hashstructure/v2 v2.0.2 // indirect
 	github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 // indirect
 	github.com/muesli/cancelreader v0.2.2 // indirect
-	github.com/muesli/reflow v0.3.0 // indirect
 	github.com/muesli/termenv v0.16.0 // indirect
 	github.com/philhofer/fwd v1.2.0 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/rs/xid v1.6.0 // indirect
 	github.com/tinylib/msgp v1.6.4 // indirect
 	github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
-	github.com/yuin/goldmark v1.7.17 // indirect
-	github.com/yuin/goldmark-emoji v1.0.6 // indirect
 	github.com/zeebo/xxh3 v1.1.0 // indirect
 	go.yaml.in/yaml/v3 v3.0.5 // indirect
 	golang.org/x/net v0.58.0 // indirect

go.sum

@@ -8,20 +8,12 @@ github.com/MakeNowJust/heredoc v1.0.0 h1:cXCdzVdstXyiTqTvfqk9SDHpKNjxuom+DOlyEeQ
 github.com/MakeNowJust/heredoc v1.0.0/go.mod h1:mG5amYoWBHf8vpLOuehzbGGw0EHxpZZ6lCpQ4fNJ8LE=
 github.com/Masterminds/semver/v3 v3.5.0 h1:kQceYJfbupGfZOKZQg0kou0DgAKhzDg2NZPAwZ/2OOE=
 github.com/Masterminds/semver/v3 v3.5.0/go.mod h1:4V+yj/TJE1HU9XfppCwVMZq3I84lprf4nC11bSS5beM=
-github.com/alecthomas/assert/v2 v2.11.0 h1:2Q9r3ki8+JYXvGsDyBXwH3LcJ+WK5D0gc5E8vS6K3D0=
-github.com/alecthomas/assert/v2 v2.11.0/go.mod h1:Bze95FyfUr7x34QZrjL+XP+0qgp/zg8yS+TtBj1WA3k=
-github.com/alecthomas/chroma/v2 v2.24.1 h1:m5ffpfZbIb++k8AqFEKy9uVgY12xIQtBsQlc6DfZJQM=
-github.com/alecthomas/chroma/v2 v2.24.1/go.mod h1:l+ohZ9xRXIbGe7cIW+YZgOGbvuVLjMps/FYN/CwuabI=
-github.com/alecthomas/repr v0.5.2 h1:SU73FTI9D1P5UNtvseffFSGmdNci/O6RsqzeXJtP0Qs=
-github.com/alecthomas/repr v0.5.2/go.mod h1:Fr0507jx4eOXV7AlPV6AVZLYrLIuIeSOWtW57eE/O/4=
 github.com/atotto/clipboard v0.1.4 h1:EH0zSVneZPSuFR11BlR9YppQTVDbh5+16AmcJi4g1z4=
 github.com/atotto/clipboard v0.1.4/go.mod h1:ZY9tmq7sm5xIbd9bOK4onWV4S6X0u6GY7Vn0Yu86PYI=
 github.com/aymanbagabas/go-osc52/v2 v2.0.1 h1:HwpRHbFMcZLEVr42D4p7XBqjyuxQH5SMiErDT4WkJ2k=
 github.com/aymanbagabas/go-osc52/v2 v2.0.1/go.mod h1:uYgXzlJ7ZpABp8OJ+exZzJJhRNQ2ASbcXHWsFqH8hp8=
 github.com/aymanbagabas/go-udiff v0.3.1 h1:LV+qyBQ2pqe0u42ZsUEtPiCaUoqgA9gYRDs3vj1nolY=
 github.com/aymanbagabas/go-udiff v0.3.1/go.mod h1:G0fsKmG+P6ylD0r6N/KgQD/nWzgfnl8ZBcNLgcbrw8E=
-github.com/aymerick/douceur v0.2.0 h1:Mv+mAeH1Q+n9Fr+oyamOlAkUNPWPlA8PPGR0QAaYuPk=
-github.com/aymerick/douceur v0.2.0/go.mod h1:wlT5vV2O3h55X9m7iVYN0TBM0NH/MmbLnd30/FjWUq4=
 github.com/catppuccin/go v0.3.0 h1:d+0/YicIq+hSTo5oPuRi5kOpqkVA5tAsU6dNhvRu+aY=
 github.com/catppuccin/go v0.3.0/go.mod h1:8IHJuMGaUUjQM82qBrGNBv7LFq6JI3NnQCF6MOlZjpc=
 github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
@@ -32,8 +24,6 @@ github.com/charmbracelet/bubbletea v1.3.10 h1:otUDHWMMzQSB0Pkc87rm691KZ3SWa4KUlv
 github.com/charmbracelet/bubbletea v1.3.10/go.mod h1:ORQfo0fk8U+po9VaNvnV95UPWA1BitP1E0N6xJPlHr4=
 github.com/charmbracelet/colorprofile v0.4.3 h1:QPa1IWkYI+AOB+fE+mg/5/4HRMZcaXex9t5KX76i20Q=
 github.com/charmbracelet/colorprofile v0.4.3/go.mod h1:/zT4BhpD5aGFpqQQqw7a+VtHCzu+zrQtt1zhMt9mR4Q=
-github.com/charmbracelet/glamour v1.0.0 h1:AWMLOVFHTsysl4WV8T8QgkQ0s/ZNZo7CiE4WKhk8l08=
-github.com/charmbracelet/glamour v1.0.0/go.mod h1:DSdohgOBkMr2ZQNhw4LZxSGpx3SvpeujNoXrQyH2hxo=
 github.com/charmbracelet/harmonica v0.2.0 h1:8NxJWRWg/bzKqqEaaeFNipOu77YR5t8aSwG4pgaUBiQ=
 github.com/charmbracelet/harmonica v0.2.0/go.mod h1:KSri/1RMQOZLbw7AHqgcBycp8pgJnQMYYT8QZRqZ1Ao=
 github.com/charmbracelet/huh v1.0.0 h1:wOnedH8G4qzJbmhftTqrpppyqHakl/zbbNdXIWJyIxw=
@@ -50,8 +40,6 @@ github.com/charmbracelet/x/errors v0.0.0-20240508181413-e8d8b6e2de86 h1:JSt3B+U9
 github.com/charmbracelet/x/errors v0.0.0-20240508181413-e8d8b6e2de86/go.mod h1:2P0UgXMEa6TsToMSuFqKFQR+fZTO9CNGUNokkPatT/0=
 github.com/charmbracelet/x/exp/golden v0.0.0-20241011142426-46044092ad91 h1:payRxjMjKgx2PaCWLZ4p3ro9y97+TVLZNaRZgJwSVDQ=
 github.com/charmbracelet/x/exp/golden v0.0.0-20241011142426-46044092ad91/go.mod h1:wDlXFlCrmJ8J+swcL/MnGUuYnqgQdW9rhSD61oNMb6U=
-github.com/charmbracelet/x/exp/slice v0.0.0-20250327172914-2fdc97757edf h1:rLG0Yb6MQSDKdB52aGX55JT1oi0P0Kuaj7wi1bLUpnI=
-github.com/charmbracelet/x/exp/slice v0.0.0-20250327172914-2fdc97757edf/go.mod h1:B3UgsnsBZS/eX42BlaNiJkD1pPOUa+oF1IYC6Yd2CEU=
 github.com/charmbracelet/x/exp/strings v0.0.0-20240722160745-212f7b056ed0 h1:qko3AQ4gK1MTS/de7F5hPGx6/k1u0w4TeYmBFwzYVP4=
 github.com/charmbracelet/x/exp/strings v0.0.0-20240722160745-212f7b056ed0/go.mod h1:pBhA0ybfXv6hDjQUZ7hk1lVxBiUbupdw5R31yPUViVQ=
 github.com/charmbracelet/x/exp/teatest v0.0.0-20260803091719-3755ebad01b1 h1:wHQXg8yTV8dugUh26pT6wXpqsAMQGL0HKh4zHGMAj/Q=
@@ -71,8 +59,6 @@ github.com/creack/pty v1.1.24 h1:bJrF4RRfyJnbTJqzRLHzcGaZK1NeM5kTC9jGgovnR1s=
 github.com/creack/pty v1.1.24/go.mod h1:08sCNb52WyoAwi2QDyzUCTgcvVFhUzewun7wtTfvcwE=
 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/dlclark/regexp2 v1.12.0 h1:0j4c5qQmnC6XOWNjP3PIXURXN2gWx76rd3KvgdPkCz8=
-github.com/dlclark/regexp2 v1.12.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
 github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f h1:Y/CXytFA4m6baUTXGLOoWe4PQhGxaX0KpnayAqC48p4=
@@ -85,10 +71,6 @@ github.com/google/renameio/v2 v2.0.2 h1:qKZs+tfn+arruZZhQ7TKC/ergJunuJicWS6gLDt/
 github.com/google/renameio/v2 v2.0.2/go.mod h1:OX+G6WHHpHq3NVj7cAOleLOwJfcQ1s3uUJQCrr78SWo=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/gorilla/css v1.0.1 h1:ntNaBIghp6JmvWnxbZKANoLyuXTPZ4cAMlo6RyhlbO8=
-github.com/gorilla/css v1.0.1/go.mod h1:BvnYkspnSzMmwRK+b8/xgNPLiIuNZr6vbZBTPQ2A3b0=
-github.com/hexops/gotextdiff v1.0.3 h1:gitA9+qJrrTCsiCl7+kh75nPqQt1cx4ZkudSTLoUqJM=
-github.com/hexops/gotextdiff v1.0.3/go.mod h1:pSWU5MAI3yDq+fZBTazCSJysOMbxWL1BSow5/V2vxeg=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
 github.com/jedisct1/go-minisign v0.0.0-20260527172527-a09352b57a22 h1:C68TAi+k12EKJCAmsdaERzQ22ZxVE6n+CuB3kOkhQ7c=
@@ -108,11 +90,8 @@ github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWE
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/mattn/go-localereader v0.0.1 h1:ygSAOl7ZXTx4RdPYinUpg6W99U8jWvWi9Ye2JC/oIi4=
 github.com/mattn/go-localereader v0.0.1/go.mod h1:8fBrzywKY7BI3czFoHkuzRoWE9C+EiG4R1k4Cjx5p88=
-github.com/mattn/go-runewidth v0.0.12/go.mod h1:RAqKPSqVFrSLVXbA8x7dzmKdmGzieGRCM46jaSJTDAk=
 github.com/mattn/go-runewidth v0.0.24 h1:cpokDiIn0MGnhdHwuWnJBITySJ20QyNGnY2kR/ay2DU=
 github.com/mattn/go-runewidth v0.0.24/go.mod h1:XBkDxAl56ILZc9knddidhrOlY5R/pDhgLpndooCuJAs=
-github.com/microcosm-cc/bluemonday v1.0.27 h1:MpEUotklkwCSLeH+Qdx1VJgNqLlpY2KXwXFM08ygZfk=
-github.com/microcosm-cc/bluemonday v1.0.27/go.mod h1:jFi9vgW+H7c3V0lb6nR74Ib/DIB5OBs92Dimizgw2cA=
 github.com/minio/crc64nvme v1.1.1 h1:8dwx/Pz49suywbO+auHCBpCtlW1OfpcLN7wYgVR6wAI=
 github.com/minio/crc64nvme v1.1.1/go.mod h1:eVfm2fAzLlxMdUGc0EEBGSMmPwmXD5XiNRpnu9J3bvg=
 github.com/minio/md5-simd v1.1.2 h1:Gdi1DZK69+ZVMoNHRXJyNcxrMA4dSxoYHZSQbirFg34=
@@ -125,8 +104,6 @@ github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 h1:ZK8zHtRHOkbHy6Mmr5D
 github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6/go.mod h1:CJlz5H+gyd6CUWT45Oy4q24RdLyn7Md9Vj2/ldJBSIo=
 github.com/muesli/cancelreader v0.2.2 h1:3I4Kt4BQjOR54NavqnDogx/MIoWBFa0StPA8ELUXHmA=
 github.com/muesli/cancelreader v0.2.2/go.mod h1:3XuTXfFS2VjM+HTLZY9Ak0l6eUKfijIfMUZ4EgX0QYo=
-github.com/muesli/reflow v0.3.0 h1:IFsN6K9NfGtjeggFP+68I4chLZV2yIKsXJFNZ+eWh6s=
-github.com/muesli/reflow v0.3.0/go.mod h1:pbwTDkVPibjO2kyvBQRBxTWEEGDGq0FlB1BIKtnHY/8=
 github.com/muesli/termenv v0.16.0 h1:S5AlUN9dENB57rsbnkPyfdGuWIlkmzJjbFf0Tf5FWUc=
 github.com/muesli/termenv v0.16.0/go.mod h1:ZRfOIKPFDYQoDFF4Olj7/QJbW60Ol/kL1pU3VfY/Cnk=
 github.com/oklog/ulid/v2 v2.1.2 h1:IEclFb9JNvzYA6MW2SCxbLzcHTVsfqm3PrqGQJH5zec=
@@ -141,8 +118,6 @@ github.com/philhofer/fwd v1.2.0/go.mod h1:RqIHx9QI14HlwKwm98g9Re5prTQ6LdeRQn+gXJ
 github.com/pkg/sftp v1.13.11 h1:0N92SLTB8JqASJB14ZLHHzFnBV8mG9zw4K7jghEFWuE=
 github.com/pkg/sftp v1.13.11/go.mod h1:uNkH9roSXglNJqM+glJJi+TQXQUm0fXFWqCFmT8hsN0=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/rivo/uniseg v0.1.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
-github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
 github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
 github.com/rs/xid v1.6.0 h1:fV591PaemRlL6JfRxGDEPl69wICngIQ3shQtzfy2gxU=
@@ -167,10 +142,6 @@ github.com/tinylib/msgp v1.6.4 h1:mOwYbyYDLPj35mkA2BjjYejgJk9BuHxDdvRnb6v2ZcQ=
 github.com/tinylib/msgp v1.6.4/go.mod h1:RSp0LW9oSxFut3KzESt5Voq4GVWyS+PSulT77roAqEA=
 github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e h1:JVG44RsyaB9T2KIHavMF/ppJZNG9ZpyihvCd0w101no=
 github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e/go.mod h1:RbqR21r5mrJuqunuUZ/Dhy/avygyECGrLceyNeo4LiM=
-github.com/yuin/goldmark v1.7.17 h1:p36OVWwRb246iHxA/U4p8OPEpOTESm4n+g+8t0EE5uA=
-github.com/yuin/goldmark v1.7.17/go.mod h1:ip/1k0VRfGynBgxOz0yCqHrbZXhcjxyuS66Brc7iBKg=
-github.com/yuin/goldmark-emoji v1.0.6 h1:QWfF2FYaXwL74tfGOW5izeiZepUDroDJfWubQI9HTHs=
-github.com/yuin/goldmark-emoji v1.0.6/go.mod h1:ukxJDKFpdFb5x0a5HqbdlcKtebh086iJpI31LTKmWuA=
 github.com/zeebo/assert v1.3.0 h1:g7C04CbJuIDKNPFHmsk4hwZDO5O+kntRxzaUoNXj+IQ=
 github.com/zeebo/assert v1.3.0/go.mod h1:Pq9JiuJQpG8JLJdtkwrJESF0Foym2/D9XMU5ciN/wJ0=
 github.com/zeebo/xxh3 v1.1.0 h1:s7DLGDK45Dyfg7++yxI0khrfwq9661w9EN78eP/UZVs=

internal/adapters/backup/hookbackup/backup.go

@@ -17,6 +17,7 @@ import (
 	"io/fs"
 	"os"
 	"path/filepath"
+	"slices"
 	"sort"
 	"strconv"
 	"strings"
@@ -549,7 +550,7 @@ const ExportFileName = "export.yaml"
 func (e *Engine) captureExport(
 	ctx context.Context, dir string, components []ports.Component,
 ) (*ports.ComponentRecord, []string, error) {
-	if !containsComponent(components, ports.ComponentExport) || e.export == nil {
+	if !slices.Contains(components, ports.ComponentExport) || e.export == nil {
 		return nil, nil, nil
 	}
 
@@ -610,15 +611,6 @@ func recoveryRecipients(export domain.InstallationExport) []string {
 	return out
 }
 
-func containsComponent(components []ports.Component, want ports.Component) bool {
-	for _, c := range components {
-		if c == want {
-			return true
-		}
-	}
-	return false
-}
-
 // recordArtifacts checksums the files the hook reported.
 func recordArtifacts(dir string, artifacts []ports.HookArtifact) ([]ports.ComponentRecord, error) {
 	var out []ports.ComponentRecord

internal/adapters/backup/hookbackup/volumes.go

@@ -4,8 +4,10 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"maps"
 	"math"
 	"path/filepath"
+	"slices"
 	"sort"
 	"strings"
 
@@ -42,12 +44,9 @@ type volumePlan struct {
 
 // hasCold reports whether anything in the plan needs its writers stopped.
 func (p volumePlan) hasCold() bool {
-	for _, v := range p.capture {
-		if v.consistency == ports.ConsistencyCold {
-			return true
-		}
-	}
-	return false
+	return slices.ContainsFunc(p.capture, func(v plannedVolume) bool {
+		return v.consistency == ports.ConsistencyCold
+	})
 }
 
 // quiesceServices is every service that must be stopped, deduplicated across
@@ -67,11 +66,7 @@ func (p volumePlan) quiesceServices() []string {
 			set[s] = true
 		}
 	}
-	out := make([]string, 0, len(set))
-	for s := range set {
-		out = append(out, s)
-	}
-	sort.Strings(out)
+	out := slices.Sorted(maps.Keys(set))
 	return out
 }
 
@@ -721,11 +716,7 @@ func (e *Engine) refuseOccupiedVolumes(
 		return nil
 	}
 
-	names := make([]string, 0, len(blockers))
-	for service := range blockers {
-		names = append(names, service)
-	}
-	sort.Strings(names)
+	names := slices.Sorted(maps.Keys(blockers))
 
 	details := make([]string, 0, len(names))
 	for _, service := range names {
@@ -881,15 +872,7 @@ func mountingServices(c ports.ComponentRecord, live map[string]ports.NamedVolume
 // componentSelected reports whether a component is in scope. An empty
 // selection is everything, matching RestoreOptions.Components.
 func componentSelected(selected []ports.Component, want ports.Component) bool {
-	if len(selected) == 0 {
-		return true
-	}
-	for _, c := range selected {
-		if c == want {
-			return true
-		}
-	}
-	return false
+	return len(selected) == 0 || slices.Contains(selected, want)
 }
 
 func joinServices(services []string) string {

internal/adapters/health/health.go

@@ -12,6 +12,7 @@ import (
 	"fmt"
 	"net"
 	"net/http"
+	"slices"
 	"strings"
 	"sync"
 	"time"
@@ -488,14 +489,7 @@ func startPeriodError(specs []ports.CheckSpec, passed []bool, results []ports.He
 			"rather than a slow boot; check service logs with `docker compose logs`")
 }
 
-func allTrue(bs []bool) bool {
-	for _, b := range bs {
-		if !b {
-			return false
-		}
-	}
-	return true
-}
+func allTrue(bs []bool) bool { return !slices.Contains(bs, false) }
 
 // timeoutError names exactly which checks never passed, and what they last
 // said. "Health check failed" without that detail sends an operator to the

internal/adapters/imagepack/imagepack.go

@@ -24,13 +24,9 @@ import (
 	"github.com/morzecrew/morzer/internal/release"
 )
 
-// Source is where an image's bytes are read from. A registry, in production.
-type Source interface {
-	oras.ReadOnlyTarget
-}
-
-// OpenSource resolves an image reference to something to copy from.
-type OpenSource func(ref string) (Source, error)
+// OpenSource resolves an image reference to something to copy from. A
+// registry, in production.
+type OpenSource func(ref string) (oras.ReadOnlyTarget, error)
 
 // Packer copies images into a bundle's layout.
 type Packer struct {
@@ -68,7 +64,7 @@ func (p *Packer) WithSource(open OpenSource) *Packer {
 	return p
 }
 
-func openRegistry(ref string) (Source, error) {
+func openRegistry(ref string) (oras.ReadOnlyTarget, error) {
 	repo, err := ocisource.OpenRepository(ref)
 	if err != nil {
 		return nil, err

internal/adapters/imagepack/imagepack_test.go

@@ -264,7 +264,7 @@ func imageInMemory(t *testing.T, layer string) (oras.ReadOnlyTarget, string) {
 }
 
 func constantSource(src oras.ReadOnlyTarget) imagepack.OpenSource {
-	return func(string) (imagepack.Source, error) { return src, nil }
+	return func(string) (oras.ReadOnlyTarget, error) { return src, nil }
 }
 
 func manifestWith(images map[string]domain.ImageSpec) domain.Manifest {

internal/adapters/runtime/compose/compose.go

@@ -14,6 +14,7 @@ import (
 	"fmt"
 	"io"
 	"maps"
+	"slices"
 	"sort"
 	"strconv"
 	"strings"
@@ -197,11 +198,7 @@ func checkOptions(options map[string]string) error {
 	}
 	sort.Strings(unknown)
 
-	names := make([]string, 0, len(known))
-	for key := range known {
-		names = append(names, key)
-	}
-	sort.Strings(names)
+	names := slices.Sorted(maps.Keys(known))
 
 	return domain.ValidationError(nil,
 		"this release sets runtime options the compose runtime does not know: %s",
@@ -272,17 +269,8 @@ func serviceNames(raw string) ([]string, error) {
 	if err := json.Unmarshal([]byte(raw), &doc); err != nil {
 		return nil, domain.RuntimeError(err, "cannot parse the merged compose configuration")
 	}
-	names := make([]string, 0, len(doc.Services))
-	for name := range doc.Services {
-		names = append(names, name)
-	}
 	// Sorted so plans and diffs are stable between runs.
-	for i := 1; i < len(names); i++ {
-		for j := i; j > 0 && names[j] < names[j-1]; j-- {
-			names[j], names[j-1] = names[j-1], names[j]
-		}
-	}
-	return names, nil
+	return slices.Sorted(maps.Keys(doc.Services)), nil
 }
 
 // Pull fetches images.

internal/adapters/runtime/compose/stats.go

@@ -2,6 +2,7 @@ package compose
 
 import (
 	"context"
+	"maps"
 	"slices"
 	"strconv"
 	"strings"
@@ -47,10 +48,7 @@ func (r *Runtime) Stats(ctx context.Context, cfg ports.RuntimeConfig) ([]ports.S
 		return nil, nil
 	}
 
-	names := make([]string, 0, len(running))
-	for name := range running {
-		names = append(names, name)
-	}
+	names := slices.Collect(maps.Keys(running))
 	slices.Sort(names)
 
 	// `--no-stream` matters: the streaming form emits a first sample of