87 lines
3 KiB
Text
87 lines
3 KiB
Text
# AI image generation pipeline configuration
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#
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# Consumed exclusively by scripts/content/generate-images.nu (dev tooling).
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# NOT merged into site/config/index.ncl — this is not a runtime site config.
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#
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# Load: nickel export --format json site/config/image-generation.ncl
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# | from json | get image_generation
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#
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# Sensitive values (OPENAI_API_KEY) live in .env — never inline here.
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let DalleSizeContract = std.contract.from_validator (fun value =>
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if (std.is_string value) && (
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value == "1024x1024" ||
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value == "1024x1792" ||
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value == "1792x1024"
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) then 'Ok
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else ('Error "Must be a valid DALL-E 3 dimension: 1024x1024, 1024x1792, or 1792x1024")
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) in
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let DalleQualityContract = std.contract.from_validator (fun value =>
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# dall-e-3: "standard" | "hd"
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# gpt-image-1: "low" | "medium" | "high"
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if value == "standard" || value == "hd" || value == "low" || value == "medium" || value == "high" then 'Ok
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else ('Error "Must be 'standard', 'hd' (dall-e-3) or 'low', 'medium', 'high' (gpt-image-1)")
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) in
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let NonEmptyString = std.contract.from_validator (fun value =>
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if (std.is_string value) && (std.string.length value > 0) then 'Ok
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else ('Error "Must be a non-empty string")
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) in
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let ImageSizesContract = {
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thumbnail | String | DalleSizeContract,
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feature | String | DalleSizeContract,
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} in
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let ImageStylesContract = {
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blog | String | NonEmptyString,
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recipes | String | NonEmptyString,
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activities | String | NonEmptyString,
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projects | String | NonEmptyString,
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} in
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let ImageGenerationConfig = {
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model
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| String
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| NonEmptyString
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| doc "Image model: 'dall-e-3' (hd/standard) or 'gpt-image-1' (low/medium/high)",
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quality
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| String
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| DalleQualityContract
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| doc "dall-e-3: 'standard' | 'hd' gpt-image-1: 'low' | 'medium' | 'high'",
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templates_dir
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| String
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| NonEmptyString
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| doc "Path to Tera prompt template files relative to project root",
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sizes
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| ImageSizesContract
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| doc "DALL-E image dimensions per image type",
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styles
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| ImageStylesContract
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| doc "Visual style directives per content type — appended to every prompt",
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} in
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{
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image_generation = {
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model = "dall-e-3",
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quality = "hd",
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templates_dir = "site/templates/image-prompts",
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sizes = {
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thumbnail = "1024x1024",
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feature = "1792x1024",
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},
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styles = {
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blog = "Dark terminal/editor aesthetic. Rust-orange (#CE422B) accent on deep charcoal. Code or circuit motifs. No humans. High contrast. 16:9 composition.",
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recipes = "Clean technical blueprint/schematic. Dark navy, crisp white line-art, cyan accent. Engineering diagram feel. No humans. 16:9.",
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activities = "Professional conference keynote. Dark stage, single bold centered composition. Abstract geometric. No stock photos. No humans. 16:9.",
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projects = "Product showcase and brand reveal. Dark background, Rust-orange and slate-blue palette. Technical, premium, minimal. No humans. 16:9.",
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},
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} | ImageGenerationConfig,
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}
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