Add archify-vscode-ext skill: Archify diagrams and models for the Archify Diagram Viewer extension

Model tasks (validate, list, scaffold, resolve), diagram tasks (validate,
render), the bundled Archify 3.0.1 runtime and yaml parser under
scripts/vendor, references for authoring, formats and folders, and the
online-shop example model.

scripts/.scripts/diagram/Taskfile.yml

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+# https://taskfile.dev
+
+version: "3"
+
+tasks:
+  validate:
+    desc: 'Validate one diagram -- --file="<diagram.archify>" [--quality=standard|showcase]'
+    cmds:
+      - |
+        ./.scripts/diagram/api/diagram--validate.sh {{ .CLI_ARGS }}
+    silent: true
+
+  render:
+    desc: 'Render one diagram to HTML -- --file="<diagram.archify>" --out="<file.html>" [--quality=standard|showcase]'
+    cmds:
+      - |
+        ./.scripts/diagram/api/diagram--render.sh {{ .CLI_ARGS }}
+    silent: true

scripts/.scripts/diagram/api/diagram--render.sh

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+#!/bin/bash
+# -------------------------------------------------------------------------------------
+#   archify-vscode-ext Agent Skill (MIT)
+# -------------------------------------------------------------------------------------
+
+. ./.scripts/diagram/lib/--index.sh
+
+_diagram__diagram__render "$@"

scripts/.scripts/diagram/api/diagram--validate.sh

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+#!/bin/bash
+# -------------------------------------------------------------------------------------
+#   archify-vscode-ext Agent Skill (MIT)
+# -------------------------------------------------------------------------------------
+
+. ./.scripts/diagram/lib/--index.sh
+
+_diagram__diagram__validate "$@"

scripts/.scripts/diagram/lib/--env-vars-reader.sh

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+#!/bin/bash
+# -------------------------------------------------------------------------------------
+#   archify-vscode-ext Agent Skill (MIT)
+# -------------------------------------------------------------------------------------
+
+# CLI-only module: all input comes from flags. No environment variables are read.

scripts/.scripts/diagram/lib/--env-vars-validator.sh

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+#!/bin/bash
+# -------------------------------------------------------------------------------------
+#   archify-vscode-ext Agent Skill (MIT)
+# -------------------------------------------------------------------------------------
+
+# CLI-only module: nothing to validate.

scripts/.scripts/diagram/lib/--index-api.sh

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+#!/bin/bash
+# -------------------------------------------------------------------------------------
+#   archify-vscode-ext Agent Skill (MIT)
+# -------------------------------------------------------------------------------------
+
+. ./.scripts/diagram/lib/-node--run.sh
+. ./.scripts/diagram/lib/-diagram--validate.sh
+. ./.scripts/diagram/lib/-diagram--render.sh

scripts/.scripts/diagram/lib/--index.sh

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+#!/bin/bash
+# -------------------------------------------------------------------------------------
+#   archify-vscode-ext Agent Skill (MIT)
+# -------------------------------------------------------------------------------------
+. ./.scripts/loggers/lib/--index.sh
+#
+#       --> passed parameters are read & exported environment variables
+#
+. ./.scripts/diagram/lib/--env-vars-reader.sh
+#
+#       --> required environment variables are validated for existence
+#
+. ./.scripts/diagram/lib/--env-vars-validator.sh
+#
+#       --> available functions are imported/exported
+#
+. ./.scripts/diagram/lib/--index-api.sh

scripts/.scripts/diagram/lib/-diagram--render.sh

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+#!/bin/bash
+# -------------------------------------------------------------------------------------
+#   archify-vscode-ext Agent Skill (MIT)
+# -------------------------------------------------------------------------------------
+
+# Runs the "diagram-render" action of the Node CLI. Flags are forwarded unchanged.
+_diagram__diagram__render() {
+	_diagram__node__run --action diagram-render "$@"
+}

scripts/.scripts/diagram/lib/-diagram--validate.sh

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+#!/bin/bash
+# -------------------------------------------------------------------------------------
+#   archify-vscode-ext Agent Skill (MIT)
+# -------------------------------------------------------------------------------------
+
+# Runs the "diagram-validate" action of the Node CLI. Flags are forwarded unchanged.
+_diagram__diagram__validate() {
+	_diagram__node__run --action diagram-validate "$@"
+}

scripts/.scripts/diagram/lib/-node--run.sh

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+#!/bin/bash
+# -------------------------------------------------------------------------------------
+#   archify-vscode-ext Agent Skill (MIT)
+# -------------------------------------------------------------------------------------
+
+# Runs the Node action dispatcher (YAML to stdout, exit code = success).
+_diagram__node__run() {
+	node ./src/cli/commands.mjs "$@"
+}