feat(cli): proxdeploy in Go

Befehle login, servers, distros, profiles, presets, vm, lxc, template list|build, batch, status, logs --follow, cancel. Renderer im Aufbau der Vorgabe (zeichengenau per Golden-File), 24-bit/256/ohne Farbe, --ascii, --quiet, --json, --dry-run; live im Terminal, zeilenweise ohne. SSE mit Wiederverbinden und Polling als Rückfall. Typen aus openapi.json per oapi-codegen; Release-Builds per cli/bauen.sh.

Refs #013

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

cli/go.mod

@@ -0,0 +1,39 @@
+module git.wilde-server.de/florian.wilde/proxdeploy/cli
+
+go 1.27
+
+tool github.com/oapi-codegen/oapi-codegen/v2/cmd/oapi-codegen
+
+require (
+	github.com/BurntSushi/toml v1.6.0
+	github.com/mattn/go-runewidth v0.0.30
+	github.com/oapi-codegen/runtime v1.7.0
+	github.com/spf13/cobra v1.10.2
+	github.com/spf13/pflag v1.0.9
+	go.yaml.in/yaml/v3 v3.0.5
+	golang.org/x/term v0.46.0
+)
+
+require (
+	github.com/apapsch/go-jsonmerge/v2 v2.0.0 // indirect
+	github.com/clipperhouse/uax29/v2 v2.2.0 // indirect
+	github.com/dprotaso/go-yit v0.0.0-20220510233725-9ba8df137936 // indirect
+	github.com/getkin/kin-openapi v0.142.0 // indirect
+	github.com/go-openapi/jsonpointer v0.23.1 // indirect
+	github.com/go-openapi/swag/jsonname v0.26.0 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/oapi-codegen/oapi-codegen/v2 v2.8.0 // indirect
+	github.com/oasdiff/yaml v0.1.1 // indirect
+	github.com/oasdiff/yaml3 v0.0.14 // indirect
+	github.com/santhosh-tekuri/jsonschema/v6 v6.0.2 // indirect
+	github.com/speakeasy-api/jsonpath v0.6.3 // indirect
+	github.com/speakeasy-api/openapi v1.24.0 // indirect
+	github.com/vmware-labs/yaml-jsonpath v0.3.2 // indirect
+	golang.org/x/mod v0.38.0 // indirect
+	golang.org/x/sync v0.22.0 // indirect
+	golang.org/x/sys v0.48.0 // indirect
+	golang.org/x/text v0.40.0 // indirect
+	golang.org/x/tools v0.48.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)