flux pro inpaint handler

crates/schema/public/api/artcraft_api_defs/src/generate/image/edit/flux_pro_kontext_max_edit_image.rs

@@ -0,0 +1,36 @@
+use serde_derive::{Deserialize, Serialize};
+use tokens::tokens::generic_inference_jobs::InferenceJobToken;
+use tokens::tokens::media_files::MediaFileToken;
+use utoipa::ToSchema;
+
+pub const FLUX_PRO_KONTEXT_MAX_EDIT_IMAGE_PATH: &str = "/v1/generate/image/edit/flux_pro_kontext_max";
+
+#[derive(Serialize, Deserialize, ToSchema)]
+pub struct FluxProKontextMaxEditImageRequest {
+  /// Idempotency token to prevent duplicate requests.
+  pub uuid_idempotency_token: String,
+
+  /// Text prompt to generate the image from.
+  pub prompt: Option<String>,
+
+  /// The image we're editing.
+  pub image_media_token: MediaFileToken,
+
+  /// Number of images to generate. Default is one.
+  pub num_images: Option<FluxProKontextMaxEditImageNumImages>,
+}
+
+#[derive(Copy, Clone, Debug, Serialize, Deserialize, ToSchema)]
+#[serde(rename_all = "snake_case")]
+pub enum FluxProKontextMaxEditImageNumImages {
+  One, // Default
+  Two,
+  Three,
+  Four,
+}
+
+#[derive(Serialize, Deserialize, ToSchema)]
+pub struct FluxProKontextMaxEditImageResponse {
+  pub success: bool,
+  pub inference_job_token: InferenceJobToken,
+}

crates/schema/public/api/artcraft_api_defs/src/generate/image/edit/mod.rs

@@ -1,2 +1,3 @@
 pub mod gpt_image_1_edit_image;
+mod flux_pro_kontext_max_edit_image;
 

crates/schema/public/api/artcraft_api_defs/src/generate/image/inpaint/flux_pro_1_inpaint_image.rs

@@ -0,0 +1,39 @@
+use serde_derive::{Deserialize, Serialize};
+use tokens::tokens::generic_inference_jobs::InferenceJobToken;
+use tokens::tokens::media_files::MediaFileToken;
+use utoipa::ToSchema;
+
+pub const FLUX_PRO_1_INPAINT_PATH: &str = "/v1/generate/image/inpaint/flux_pro_1";
+
+#[derive(Serialize, Deserialize, ToSchema)]
+pub struct FluxPro1InpaintImageRequest {
+  /// Idempotency token to prevent duplicate requests.
+  pub uuid_idempotency_token: String,
+
+  /// Text prompt to generate the image from.
+  pub prompt: Option<String>,
+
+  /// The image we're editing.
+  pub image_media_token: MediaFileToken,
+  
+  /// The mask to use against the image.
+  pub mask_media_token: MediaFileToken,
+
+  /// Number of images to generate. Default is one.
+  pub num_images: Option<FluxPro1InpaintImageNumImages>,
+}
+
+#[derive(Copy, Clone, Debug, Serialize, Deserialize, ToSchema)]
+#[serde(rename_all = "snake_case")]
+pub enum FluxPro1InpaintImageNumImages {
+  One, // Default
+  Two,
+  Three,
+  Four,
+}
+
+#[derive(Serialize, Deserialize, ToSchema)]
+pub struct FluxPro1InpaintImageResponse {
+  pub success: bool,
+  pub inference_job_token: InferenceJobToken,
+}

crates/schema/public/api/artcraft_api_defs/src/generate/image/inpaint/mod.rs

@@ -0,0 +1 @@
+pub mod flux_pro_1_inpaint_image;

crates/schema/public/api/artcraft_api_defs/src/generate/image/mod.rs

@@ -4,4 +4,5 @@ pub mod generate_flux_1_schnell_text_to_image;
 pub mod generate_flux_pro_11_text_to_image;
 pub mod generate_flux_pro_11_ultra_text_to_image;
 pub mod generate_gpt_image_1_text_to_image;
+pub mod inpaint;
 pub mod remove_image_background;

crates/schema/public/enums/src/by_table/prompt_context_items/prompt_context_semantic_type.rs

@@ -19,6 +19,12 @@ pub enum PromptContextSemanticType {
   /// Image-to-Video ending frame
   VidEndFrame,
 
+  /// Source image, eg. for inpainting.
+  Imgsrc,
+
+  /// Image mask, eg. for inpainting.
+  Imgmask,
+
   /// Standard image reference without a semantic type (e.g. Sora/ChatGPT 4o/gpt-image-1)
   Imgref,
 
@@ -38,6 +44,8 @@ impl PromptContextSemanticType {
     match self {
       Self::VidStartFrame => "vid_start_frame",
       Self::VidEndFrame => "vid_end_frame",
+      Self::Imgsrc => "imgsrc",
+      Self::Imgmask => "imgmask",
       Self::Imgref => "imgref",
       Self::ImgrefCharacter => "imgref_character",
       Self::ImgrefStyle => "imgref_style",
@@ -49,6 +57,8 @@ impl PromptContextSemanticType {
     match value {
       "vid_start_frame" => Ok(Self::VidStartFrame),
       "vid_end_frame" => Ok(Self::VidEndFrame),
+      "imgsrc" => Ok(Self::Imgsrc),
+      "imgmask" => Ok(Self::Imgmask),
       "imgref" => Ok(Self::Imgref),
       "imgref_character" => Ok(Self::ImgrefCharacter),
       "imgref_style" => Ok(Self::ImgrefStyle),
@@ -63,6 +73,8 @@ impl PromptContextSemanticType {
     BTreeSet::from([
       Self::VidStartFrame,
       Self::VidEndFrame,
+      Self::Imgsrc,
+      Self::Imgmask,
       Self::Imgref,
       Self::ImgrefCharacter,
       Self::ImgrefStyle,
@@ -83,6 +95,8 @@ mod tests {
     fn test_serialization() {
       assert_serialization(PromptContextSemanticType::VidStartFrame, "vid_start_frame");
       assert_serialization(PromptContextSemanticType::VidEndFrame, "vid_end_frame");
+      assert_serialization(PromptContextSemanticType::Imgsrc, "imgsrc");
+      assert_serialization(PromptContextSemanticType::Imgmask, "imgmask");
       assert_serialization(PromptContextSemanticType::Imgref, "imgref");
       assert_serialization(PromptContextSemanticType::ImgrefCharacter, "imgref_character");
       assert_serialization(PromptContextSemanticType::ImgrefStyle, "imgref_style");
@@ -97,6 +111,8 @@ mod tests {
     fn to_str() {
       assert_eq!(PromptContextSemanticType::VidStartFrame.to_str(), "vid_start_frame");
       assert_eq!(PromptContextSemanticType::VidEndFrame.to_str(), "vid_end_frame");
+      assert_eq!(PromptContextSemanticType::Imgsrc.to_str(), "imgsrc");
+      assert_eq!(PromptContextSemanticType::Imgmask.to_str(), "imgmask");
       assert_eq!(PromptContextSemanticType::Imgref.to_str(), "imgref");
       assert_eq!(PromptContextSemanticType::ImgrefCharacter.to_str(), "imgref_character");
       assert_eq!(PromptContextSemanticType::ImgrefStyle.to_str(), "imgref_style");
@@ -107,6 +123,8 @@ mod tests {
     fn from_str() {
       assert_eq!(PromptContextSemanticType::from_str("vid_start_frame").unwrap(), PromptContextSemanticType::VidStartFrame);
       assert_eq!(PromptContextSemanticType::from_str("vid_end_frame").unwrap(), PromptContextSemanticType::VidEndFrame);
+      assert_eq!(PromptContextSemanticType::from_str("imgsrc").unwrap(), PromptContextSemanticType::Imgsrc);
+      assert_eq!(PromptContextSemanticType::from_str("imgmask").unwrap(), PromptContextSemanticType::Imgmask);
       assert_eq!(PromptContextSemanticType::from_str("imgref").unwrap(), PromptContextSemanticType::Imgref);
       assert_eq!(PromptContextSemanticType::from_str("imgref_character").unwrap(), PromptContextSemanticType::ImgrefCharacter);
       assert_eq!(PromptContextSemanticType::from_str("imgref_style").unwrap(), PromptContextSemanticType::ImgrefStyle);
@@ -121,9 +139,11 @@ mod tests {
     #[test]
     fn all_variants() {
       let mut variants = PromptContextSemanticType::all_variants();
-      assert_eq!(variants.len(), 6);
+      assert_eq!(variants.len(), 8);
       assert_eq!(variants.pop_first(), Some(PromptContextSemanticType::VidStartFrame));
       assert_eq!(variants.pop_first(), Some(PromptContextSemanticType::VidEndFrame));
+      assert_eq!(variants.pop_first(), Some(PromptContextSemanticType::Imgsrc));
+      assert_eq!(variants.pop_first(), Some(PromptContextSemanticType::Imgmask));
       assert_eq!(variants.pop_first(), Some(PromptContextSemanticType::Imgref));
       assert_eq!(variants.pop_first(), Some(PromptContextSemanticType::ImgrefCharacter));
       assert_eq!(variants.pop_first(), Some(PromptContextSemanticType::ImgrefStyle));

crates/schema/public/enums/src/common/model_type.rs

@@ -17,6 +17,8 @@ pub enum ModelType {
   Flux1Dev,
   #[serde(rename = "flux_1_schnell")]
   Flux1Schnell,
+  #[serde(rename = "flux_pro_1")]
+  FluxPro1,
   #[serde(rename = "flux_pro_1p1")]
   FluxPro11,
   #[serde(rename = "flux_pro_1p1_ultra")]
@@ -26,6 +28,10 @@ pub enum ModelType {
   #[serde(rename = "recraft_3")]
   Recraft3,
 
+  //// Image Infill models
+  //#[serde(rename = "flux_pro_1_infill")]
+  //FluxPro1Infill,
+
   // Video models
   #[serde(rename = "kling_1p6_pro")]
   Kling16Pro,
@@ -57,6 +63,7 @@ impl ModelType {
       // Image models
       Self::Flux1Dev => "flux_1_dev",
       Self::Flux1Schnell => "flux_1_schnell",
+      Self::FluxPro1 => "flux_pro_1",
       Self::FluxPro11 => "flux_pro_1p1",
       Self::FluxPro11Ultra => "flux_pro_1p1_ultra",
       Self::GptImage1 => "gpt_image_1",
@@ -80,6 +87,7 @@ impl ModelType {
       // Image models
       "flux_1_dev" => Ok(Self::Flux1Dev),
       "flux_1_schnell" => Ok(Self::Flux1Schnell),
+      "flux_pro_1" => Ok(Self::FluxPro1),
       "flux_pro_1p1" => Ok(Self::FluxPro11),
       "flux_pro_1p1_ultra" => Ok(Self::FluxPro11Ultra),
       "gpt_image_1" => Ok(Self::GptImage1),
@@ -107,6 +115,7 @@ impl ModelType {
       // Image models
       Self::Flux1Dev,
       Self::Flux1Schnell,
+      Self::FluxPro1,
       Self::FluxPro11,
       Self::FluxPro11Ultra,
       Self::GptImage1,
@@ -139,6 +148,7 @@ mod tests {
       // Image models
       assert_serialization(ModelType::Flux1Dev, "flux_1_dev");
       assert_serialization(ModelType::Flux1Schnell, "flux_1_schnell");
+      assert_serialization(ModelType::FluxPro1, "flux_pro_1");
       assert_serialization(ModelType::FluxPro11, "flux_pro_1p1");
       assert_serialization(ModelType::FluxPro11Ultra, "flux_pro_1p1_ultra");
       assert_serialization(ModelType::GptImage1, "gpt_image_1");
@@ -159,6 +169,7 @@ mod tests {
       // Image models
       assert_eq!(ModelType::Flux1Dev.to_str(), "flux_1_dev");
       assert_eq!(ModelType::Flux1Schnell.to_str(), "flux_1_schnell");
+      assert_eq!(ModelType::FluxPro1.to_str(), "flux_pro_1");
       assert_eq!(ModelType::FluxPro11.to_str(), "flux_pro_1p1");
       assert_eq!(ModelType::FluxPro11Ultra.to_str(), "flux_pro_1p1_ultra");
       assert_eq!(ModelType::GptImage1.to_str(), "gpt_image_1");
@@ -181,6 +192,7 @@ mod tests {
       // Image models
       assert_eq!(ModelType::from_str("flux_1_dev").unwrap(), ModelType::Flux1Dev);
       assert_eq!(ModelType::from_str("flux_1_schnell").unwrap(), ModelType::Flux1Schnell);
+      assert_eq!(ModelType::from_str("flux_pro_1").unwrap(), ModelType::FluxPro1);
       assert_eq!(ModelType::from_str("flux_pro_1p1").unwrap(), ModelType::FluxPro11);
       assert_eq!(ModelType::from_str("flux_pro_1p1_ultra").unwrap(), ModelType::FluxPro11Ultra);
       assert_eq!(ModelType::from_str("gpt_image_1").unwrap(), ModelType::GptImage1);
@@ -199,10 +211,11 @@ mod tests {
     #[test]
     fn all_variants() {
       let mut variants = ModelType::all_variants();
-      assert_eq!(variants.len(), 13);
+      assert_eq!(variants.len(), 14);
       // Image models
       assert_eq!(variants.pop_first(), Some(ModelType::Flux1Dev));
       assert_eq!(variants.pop_first(), Some(ModelType::Flux1Schnell));
+      assert_eq!(variants.pop_first(), Some(ModelType::FluxPro1));
       assert_eq!(variants.pop_first(), Some(ModelType::FluxPro11));
       assert_eq!(variants.pop_first(), Some(ModelType::FluxPro11Ultra));
       assert_eq!(variants.pop_first(), Some(ModelType::GptImage1));

crates/service/web/storyteller_web/src/http_server/endpoints/generate/image/inpaint/flux_pro_1_inpaint_handler.rs

@@ -0,0 +1,286 @@
+use std::sync::Arc;
+
+use crate::http_server::common_responses::common_web_error::CommonWebError;
+use crate::http_server::common_responses::media::media_links_builder::MediaLinksBuilder;
+use crate::http_server::endpoints::media_files::helpers::get_media_domain::get_media_domain;
+use crate::http_server::validations::validate_idempotency_token_format::validate_idempotency_token_format;
+use crate::state::server_state::ServerState;
+use actix_web::web::Json;
+use actix_web::{web, HttpRequest};
+use artcraft_api_defs::generate::image::inpaint::flux_pro_1_inpaint_image::{FluxPro1InpaintImageNumImages, FluxPro1InpaintImageRequest, FluxPro1InpaintImageResponse};
+use bucket_paths::legacy::typified_paths::public::media_files::bucket_file_path::MediaFileBucketPath;
+use enums::by_table::prompt_context_items::prompt_context_semantic_type::PromptContextSemanticType;
+use enums::by_table::prompts::prompt_type::PromptType;
+use enums::common::generation_provider::GenerationProvider;
+use enums::common::model_type::ModelType;
+use enums::common::visibility::Visibility;
+use fal_client::creds::open_ai_api_key::OpenAiApiKey;
+use fal_client::requests::webhook::image::enqueue_gpt_image_1_edit_image_webhook::enqueue_gpt_image_1_edit_image_webhook;
+use fal_client::requests::webhook::image::infill::enqueue_flux_pro_1_infill_webhook::{enqueue_flux_pro_1_infill_webhook, FluxPro1InfillArgs, FluxPro1InfillNumImages};
+use http_server_common::request::get_request_ip::get_request_ip;
+use log::{error, info, warn};
+use mysql_queries::queries::generic_inference::fal::insert_generic_inference_job_for_fal_queue::insert_generic_inference_job_for_fal_queue;
+use mysql_queries::queries::generic_inference::fal::insert_generic_inference_job_for_fal_queue::FalCategory;
+use mysql_queries::queries::generic_inference::fal::insert_generic_inference_job_for_fal_queue::InsertGenericInferenceForFalArgs;
+use mysql_queries::queries::idepotency_tokens::insert_idempotency_token::insert_idempotency_token;
+use mysql_queries::queries::media_files::get::batch_get_media_files_by_tokens::{batch_get_media_files_by_tokens, batch_get_media_files_by_tokens_with_connection};
+use mysql_queries::queries::prompt_context_items::insert_batch_prompt_context_items::{insert_batch_prompt_context_items, InsertBatchArgs, PromptContextItem};
+use mysql_queries::queries::prompts::insert_prompt::{insert_prompt, InsertPromptArgs};
+use sqlx::Acquire;
+use utoipa::ToSchema;
+
+/// Flux Pro-1 Inpainting
+#[utoipa::path(
+  post,
+  tag = "Generate Images (Inpaint)",
+  path = "/v1/generate/image/inpaint/flux_pro_1",
+  responses(
+    (status = 200, description = "Success", body = FluxPro1InpaintImageResponse),
+  ),
+  params(
+    ("request" = FluxPro1InpaintImageRequest, description = "Payload for Request"),
+  )
+)]
+pub async fn flux_pro_1_inpaint_image_handler(
+  http_request: HttpRequest,
+  request: Json<FluxPro1InpaintImageRequest>,
+  server_state: web::Data<Arc<ServerState>>
+) -> Result<Json<FluxPro1InpaintImageResponse>, CommonWebError> {
+  let mut mysql_connection = server_state.mysql_pool
+      .acquire()
+      .await?;
+
+  let maybe_user_session = server_state
+      .session_checker
+      .maybe_get_user_session_from_connection(&http_request, &mut mysql_connection)
+      .await
+      .map_err(|e| {
+        warn!("Session checker error: {:?}", e);
+        CommonWebError::ServerError
+      })?;
+
+  let maybe_avt_token = server_state
+      .avt_cookie_manager
+      .get_avt_token_from_request(&http_request);
+
+  // TODO: Limit usage for new accounts. Billing, free credits metering, etc.
+
+  //let user_session = match maybe_user_session {
+  //  Some(session) => session,
+  //  None => {
+  //    warn!("not logged in");
+  //    return Err(CommonWebError::NotAuthorized);
+  //  }
+  //};
+
+  if let Err(reason) = validate_idempotency_token_format(&request.uuid_idempotency_token) {
+    return Err(CommonWebError::BadInputWithSimpleMessage(reason));
+  }
+
+  const CAN_SEE_DELETED: bool = false;
+
+  let media_tokens = vec![
+    request.image_media_token.clone(),
+    request.mask_media_token.clone(),
+  ];
+
+  let result = batch_get_media_files_by_tokens_with_connection(
+    &mut mysql_connection,
+    &media_tokens,
+    CAN_SEE_DELETED,
+  ).await;
+
+  let media_files = match result {
+    Ok(files) => files,
+    Err(err) => {
+      error!("Error getting media files by tokens: {:?}", err);
+      return Err(CommonWebError::ServerError);
+    }
+  };
+
+  if media_files.len() != media_tokens.len() {
+    warn!("Wrong number of media files returned for tokens: {} found for {} tokens", media_files.len(), media_tokens.len());
+    return Err(CommonWebError::BadInputWithSimpleMessage(
+      format!("Not all media files could be found. Media files found: {}, tokens provided: {}",
+        media_files.len(), media_tokens.len())));
+  }
+
+  let media_domain = get_media_domain(&http_request);
+
+  let image_media_file = media_files.iter()
+      .find(|file| file.token == request.image_media_token)
+      .ok_or_else(|| {
+        warn!("Image media file not found for token: {}", request.image_media_token);
+        CommonWebError::BadInputWithSimpleMessage("Image media file not found".to_string())
+      })?;
+
+  let mask_media_file = media_files.iter()
+      .find(|file| file.token == request.mask_media_token)
+      .ok_or_else(|| {
+        warn!("Mask media file not found for token: {}", request.mask_media_token);
+        CommonWebError::BadInputWithSimpleMessage("Mask media file not found".to_string())
+      })?;
+
+  let image_url = {
+    let public_bucket_path = MediaFileBucketPath::from_object_hash(
+      &image_media_file.public_bucket_directory_hash,
+      image_media_file.maybe_public_bucket_prefix.as_deref(),
+      image_media_file.maybe_public_bucket_extension.as_deref());
+
+    let media_links = MediaLinksBuilder::from_media_path_and_env(
+      media_domain,
+      server_state.server_environment,
+      &public_bucket_path);
+
+    media_links.cdn_url.to_string()
+  };
+
+  let mask_image_url = {
+    let public_bucket_path = MediaFileBucketPath::from_object_hash(
+      &mask_media_file.public_bucket_directory_hash,
+      mask_media_file.maybe_public_bucket_prefix.as_deref(),
+      mask_media_file.maybe_public_bucket_extension.as_deref());
+
+    let media_links = MediaLinksBuilder::from_media_path_and_env(
+      media_domain,
+      server_state.server_environment,
+      &public_bucket_path);
+
+    media_links.cdn_url.to_string()
+  };
+
+  insert_idempotency_token(&request.uuid_idempotency_token, &mut *mysql_connection)
+      .await
+      .map_err(|err| {
+        error!("Error inserting idempotency token: {:?}", err);
+        CommonWebError::BadInputWithSimpleMessage("repeated idempotency token".to_string())
+      })?;
+
+  info!("Fal webhook URL: {}", server_state.fal.webhook_url);
+
+  let num_images = match request.num_images {
+    Some(FluxPro1InpaintImageNumImages::One) => FluxPro1InfillNumImages::One,
+    Some(FluxPro1InpaintImageNumImages::Two) => FluxPro1InfillNumImages::Two,
+    Some(FluxPro1InpaintImageNumImages::Three) => FluxPro1InfillNumImages::Three,
+    Some(FluxPro1InpaintImageNumImages::Four) => FluxPro1InfillNumImages::Four,
+    None => FluxPro1InfillNumImages::One, // Default to One
+  };
+
+  let args = FluxPro1InfillArgs {
+    prompt: request.prompt.as_deref().unwrap_or(""),
+    image_url: image_url,
+    mask_url: mask_image_url,
+    num_images,
+    webhook_url: &server_state.fal.webhook_url,
+    api_key: &server_state.fal.api_key,
+  };
+
+  let fal_result = enqueue_flux_pro_1_infill_webhook(args)
+      .await
+      .map_err(|err| {
+        warn!("Error calling enqueue_flux_pro_1_infill_webhook: {:?}", err);
+        CommonWebError::ServerError
+      })?;
+
+  let external_job_id = fal_result.request_id
+      .ok_or_else(|| {
+        warn!("Fal request_id is None");
+        CommonWebError::ServerError
+      })?;
+
+  info!("Fal request_id: {}", external_job_id);
+
+  let ip_address = get_request_ip(&http_request);
+
+  let mut transaction = mysql_connection
+      .begin()
+      .await
+      .map_err(|err| {
+        error!("Error starting MySQL transaction: {:?}", err);
+        CommonWebError::ServerError
+      })?;
+
+  // NB: Don't fail the job if the query fails.
+  let prompt_result = insert_prompt(InsertPromptArgs {
+    maybe_apriori_prompt_token: None,
+    prompt_type: PromptType::ArtcraftApp,
+    maybe_creator_user_token: maybe_user_session
+        .as_ref()
+        .map(|s| &s.user_token),
+    // TODO(bt,2025-07-31): Should we have an "inpaint" specific variant?
+    //  Depends on how we want to model provider / feature matrices, routing, and results going forward.
+    maybe_model_type: Some(ModelType::FluxPro1), 
+    maybe_generation_provider: Some(GenerationProvider::Artcraft),
+    maybe_positive_prompt: request.prompt.as_deref(),
+    maybe_negative_prompt: None,
+    maybe_other_args: None,
+    creator_ip_address: &ip_address,
+    mysql_executor: &mut *transaction,
+    phantom: Default::default(),
+  }).await;
+
+  let prompt_token = match prompt_result {
+    Ok(token) => Some(token),
+    Err(err) => {
+      warn!("Error inserting prompt: {:?}", err);
+      None // Don't fail the job if the prompt insertion fails.
+    }
+  };
+
+  if let Some(token) = prompt_token.as_ref() {
+    let result = insert_batch_prompt_context_items(InsertBatchArgs {
+      prompt_token: token.clone(),
+      items: vec![
+        PromptContextItem {
+          media_token: image_media_file.token.clone(),
+          context_semantic_type: PromptContextSemanticType::Imgsrc,
+        },
+        PromptContextItem {
+          media_token: mask_media_file.token.clone(),
+          context_semantic_type: PromptContextSemanticType::Imgmask,
+        },
+      ],
+      transaction: &mut transaction,
+    }).await;
+
+    if let Err(err) = result {
+      // NB: Fail open.
+      warn!("Error inserting batch prompt context items: {:?}", err);
+    }
+  }
+
+  let db_result = insert_generic_inference_job_for_fal_queue(InsertGenericInferenceForFalArgs {
+    uuid_idempotency_token: &request.uuid_idempotency_token,
+    maybe_external_third_party_id: &external_job_id,
+    fal_category: FalCategory::ImageGeneration,
+    maybe_inference_args: None,
+    maybe_prompt_token: prompt_token.as_ref(),
+    maybe_creator_user_token: maybe_user_session.as_ref().map(|s| &s.user_token),
+    maybe_avt_token: maybe_avt_token.as_ref(),
+    creator_ip_address: &ip_address,
+    creator_set_visibility: Visibility::Public,
+    mysql_executor: &mut *transaction,
+    phantom: Default::default(),
+  }).await;
+
+  let job_token = match db_result {
+    Ok(token) => token,
+    Err(err) => {
+      warn!("Error inserting generic inference job for FAL queue: {:?}", err);
+      return Err(CommonWebError::ServerError);
+    }
+  };
+
+  let _r = transaction
+      .commit()
+      .await
+      .map_err(|err| {
+        error!("Error committing MySQL transaction: {:?}", err);
+        CommonWebError::ServerError
+      })?;
+
+  Ok(Json(FluxPro1InpaintImageResponse {
+    success: true,
+    inference_job_token: job_token,
+  }))
+}

crates/service/web/storyteller_web/src/http_server/endpoints/generate/image/inpaint/mod.rs

@@ -0,0 +1 @@
+pub mod flux_pro_1_inpaint_handler;

crates/service/web/storyteller_web/src/http_server/endpoints/generate/image/mod.rs

@@ -4,4 +4,5 @@ pub mod generate_flux_1_schnell_text_to_image_handler;
 pub mod generate_flux_pro_11_text_to_image_handler;
 pub mod generate_flux_pro_11_ultra_text_to_image_handler;
 pub mod generate_gpt_image_1_text_to_image_handler;
+pub mod inpaint;
 pub mod remove_image_background_handler;

crates/service/web/storyteller_web/src/http_server/routes/add_generate_routes.rs

@@ -4,6 +4,7 @@ use crate::http_server::endpoints::generate::image::generate_flux_1_schnell_text
 use crate::http_server::endpoints::generate::image::generate_flux_pro_11_text_to_image_handler::generate_flux_pro_11_text_to_image_handler;
 use crate::http_server::endpoints::generate::image::generate_flux_pro_11_ultra_text_to_image_handler::generate_flux_pro_11_ultra_text_to_image_handler;
 use crate::http_server::endpoints::generate::image::generate_gpt_image_1_text_to_image_handler::generate_gpt_image_1_text_to_image_handler;
+use crate::http_server::endpoints::generate::image::inpaint::flux_pro_1_inpaint_handler::flux_pro_1_inpaint_image_handler;
 use crate::http_server::endpoints::generate::image::remove_image_background_handler::remove_image_background_handler;
 use crate::http_server::endpoints::generate::object::generate_hunyuan_2_0_image_to_3d_handler::generate_hunyuan_2_0_image_to_3d_handler;
 use crate::http_server::endpoints::generate::object::generate_hunyuan_2_1_image_to_3d_handler::generate_hunyuan_2_1_image_to_3d_handler;
@@ -36,6 +37,12 @@ where
                   .route(web::head().to(|| HttpResponse::Ok()))
               )
           )
+          .service(web::scope("/inpaint")
+              .service(web::resource("/flux_pro_1")
+                  .route(web::post().to(flux_pro_1_inpaint_image_handler))
+                  .route(web::head().to(|| HttpResponse::Ok()))
+              )
+          )
           .service(web::resource("/flux_1_dev_text_to_image")
               .route(web::post().to(generate_flux_1_dev_text_to_image_handler))
               .route(web::head().to(|| HttpResponse::Ok()))