feat: add webhook body template and headers support for channels

k-tv-backend/Cargo.lock

@@ -78,6 +78,7 @@ dependencies = [
  "chrono",
  "domain",
  "dotenvy",
+ "handlebars",
  "infra",
  "k-core",
  "rand 0.8.5",
@@ -539,14 +540,38 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "darling"
+version = "0.20.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc7f46116c46ff9ab3eb1597a45688b6715c6e628b5c133e288e709a29bcb4ee"
+dependencies = [
+ "darling_core 0.20.11",
+ "darling_macro 0.20.11",
+]
+
 [[package]]
 name = "darling"
 version = "0.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9cdf337090841a411e2a7f3deb9187445851f91b309c0c0a29e05f74a00a48c0"
 dependencies = [
- "darling_core",
+ "darling_core 0.21.3",
- "darling_macro",
+ "darling_macro 0.21.3",
+]
+
+[[package]]
+name = "darling_core"
+version = "0.20.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0d00b9596d185e565c2207a0b01f8bd1a135483d02d9b7b0a54b11da8d53412e"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim",
+ "syn",
 ]
 
 [[package]]
@@ -563,13 +588,24 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "darling_macro"
+version = "0.20.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc34b93ccb385b40dc71c6fceac4b2ad23662c7eeb248cf10d529b7e055b6ead"
+dependencies = [
+ "darling_core 0.20.11",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "darling_macro"
 version = "0.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d38308df82d1080de0afee5d069fa14b0326a88c14f15c5ccda35b4a6c414c81"
 dependencies = [
- "darling_core",
+ "darling_core 0.21.3",
  "quote",
  "syn",
 ]
@@ -601,6 +637,37 @@ dependencies = [
  "serde_core",
 ]
 
+[[package]]
+name = "derive_builder"
+version = "0.20.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "507dfb09ea8b7fa618fcf76e953f4f5e192547945816d5358edffe39f6f94947"
+dependencies = [
+ "derive_builder_macro",
+]
+
+[[package]]
+name = "derive_builder_core"
+version = "0.20.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2d5bcf7b024d6835cfb3d473887cd966994907effbe9227e8c8219824d06c4e8"
+dependencies = [
+ "darling 0.20.11",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "derive_builder_macro"
+version = "0.20.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ab63b0e2bf4d5928aff72e83a7dace85d7bba5fe12dcc3c5a572d78caffd3f3c"
+dependencies = [
+ "derive_builder_core",
+ "syn",
+]
+
 [[package]]
 name = "digest"
 version = "0.10.7"
@@ -1030,6 +1097,22 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "handlebars"
+version = "6.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b3f9296c208515b87bd915a2f5d1163d4b3f863ba83337d7713cf478055948e"
+dependencies = [
+ "derive_builder",
+ "log",
+ "num-order",
+ "pest",
+ "pest_derive",
+ "serde",
+ "serde_json",
+ "thiserror 2.0.17",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.12.3"
@@ -1756,6 +1839,21 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "num-modular"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17bb261bf36fa7d83f4c294f834e91256769097b3cb505d44831e0a179ac647f"
+
+[[package]]
+name = "num-order"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "537b596b97c40fcf8056d153049eb22f481c17ebce72a513ec9286e4986d1bb6"
+dependencies = [
+ "num-modular",
+]
+
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -1989,6 +2087,49 @@ version = "2.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b4f627cb1b25917193a259e49bdad08f671f8d9708acfd5fe0a8c1455d87220"
 
+[[package]]
+name = "pest"
+version = "2.8.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e0848c601009d37dfa3430c4666e147e49cdcf1b92ecd3e63657d8a5f19da662"
+dependencies = [
+ "memchr",
+ "ucd-trie",
+]
+
+[[package]]
+name = "pest_derive"
+version = "2.8.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "11f486f1ea21e6c10ed15d5a7c77165d0ee443402f0780849d1768e7d9d6fe77"
+dependencies = [
+ "pest",
+ "pest_generator",
+]
+
+[[package]]
+name = "pest_generator"
+version = "2.8.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8040c4647b13b210a963c1ed407c1ff4fdfa01c31d6d2a098218702e6664f94f"
+dependencies = [
+ "pest",
+ "pest_meta",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "pest_meta"
+version = "2.8.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "89815c69d36021a140146f26659a81d6c2afa33d216d736dd4be5381a7362220"
+dependencies = [
+ "pest",
+ "sha2",
+]
+
 [[package]]
 name = "phf"
 version = "0.12.1"
@@ -2816,7 +2957,7 @@ version = "3.16.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "52a8e3ca0ca629121f70ab50f95249e5a6f925cc0f6ffe8256c45b728875706c"
 dependencies = [
- "darling",
+ "darling 0.21.3",
  "proc-macro2",
  "quote",
  "syn",
@@ -3572,6 +3713,12 @@ version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "562d481066bde0658276a35467c4af00bdc6ee726305698a55b86e61d7ad82bb"
 
+[[package]]
+name = "ucd-trie"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2896d95c02a80c6d6a5d6e953d479f5ddf2dfdb6a244441010e373ac0fb88971"
+
 [[package]]
 name = "unicode-bidi"
 version = "0.3.18"

k-tv-backend/api/Cargo.toml

@@ -58,6 +58,7 @@ uuid = { version = "1.19.0", features = ["v4", "serde"] }
 tracing = "0.1"
 
 reqwest = { version = "0.12", features = ["json"] }
+handlebars = "6"
 async-trait = "0.1"
 dotenvy = "0.15.7"
 time = "0.3"

k-tv-backend/api/src/dto.rs

@@ -74,6 +74,8 @@ pub struct CreateChannelRequest {
     pub access_password: Option<String>,
     pub webhook_url: Option<String>,
     pub webhook_poll_interval_secs: Option<u32>,
+    pub webhook_body_template: Option<String>,
+    pub webhook_headers: Option<String>,
 }
 
 /// All fields are optional — only provided fields are updated.
@@ -96,6 +98,10 @@ pub struct UpdateChannelRequest {
     /// `Some(None)` = clear, `Some(Some(url))` = set, `None` = unchanged.
     pub webhook_url: Option<Option<String>>,
     pub webhook_poll_interval_secs: Option<u32>,
+    /// `Some(None)` = clear, `Some(Some(tmpl))` = set, `None` = unchanged.
+    pub webhook_body_template: Option<Option<String>>,
+    /// `Some(None)` = clear, `Some(Some(json))` = set, `None` = unchanged.
+    pub webhook_headers: Option<Option<String>>,
 }
 
 #[derive(Debug, Serialize)]
@@ -114,6 +120,8 @@ pub struct ChannelResponse {
     pub logo_opacity: f32,
     pub webhook_url: Option<String>,
     pub webhook_poll_interval_secs: u32,
+    pub webhook_body_template: Option<String>,
+    pub webhook_headers: Option<String>,
     pub created_at: DateTime<Utc>,
     pub updated_at: DateTime<Utc>,
 }
@@ -135,6 +143,8 @@ impl From<domain::Channel> for ChannelResponse {
             logo_opacity: c.logo_opacity,
             webhook_url: c.webhook_url,
             webhook_poll_interval_secs: c.webhook_poll_interval_secs,
+            webhook_body_template: c.webhook_body_template,
+            webhook_headers: c.webhook_headers,
             created_at: c.created_at,
             updated_at: c.updated_at,
         }

k-tv-backend/api/src/routes/channels/crud.rs

@@ -56,6 +56,14 @@ pub(super) async fn create_channel(
         channel.webhook_poll_interval_secs = interval;
         changed = true;
     }
+    if let Some(tmpl) = payload.webhook_body_template {
+        channel.webhook_body_template = Some(tmpl);
+        changed = true;
+    }
+    if let Some(headers) = payload.webhook_headers {
+        channel.webhook_headers = Some(headers);
+        changed = true;
+    }
     if changed {
         channel = state.channel_service.update(channel).await?;
     }
@@ -126,6 +134,12 @@ pub(super) async fn update_channel(
     if let Some(interval) = payload.webhook_poll_interval_secs {
         channel.webhook_poll_interval_secs = interval;
     }
+    if let Some(tmpl) = payload.webhook_body_template {
+        channel.webhook_body_template = tmpl;
+    }
+    if let Some(headers) = payload.webhook_headers {
+        channel.webhook_headers = headers;
+    }
     channel.updated_at = Utc::now();
 
     let channel = state.channel_service.update(channel).await?;

k-tv-backend/api/src/webhook.rs

@@ -4,6 +4,7 @@
 //! webhook_url, and fires HTTP POST requests (fire-and-forget).
 
 use chrono::Utc;
+use handlebars::Handlebars;
 use serde_json::{Value, json};
 use std::sync::Arc;
 use tokio::sync::broadcast;
@@ -30,8 +31,10 @@ pub async fn run_webhook_consumer(
                     Ok(Some(channel)) => {
                         if let Some(url) = channel.webhook_url {
                             let client = client.clone();
+                            let template = channel.webhook_body_template.clone();
+                            let headers = channel.webhook_headers.clone();
                             tokio::spawn(async move {
-                                post_webhook(&client, &url, payload).await;
+                                post_webhook(&client, &url, payload, template.as_deref(), headers.as_deref()).await;
                             });
                         }
                         // No webhook_url configured — skip silently
@@ -146,15 +149,60 @@ fn build_payload(event: &DomainEvent) -> Value {
 }
 
 /// Fire-and-forget HTTP POST to a webhook URL.
-async fn post_webhook(client: &reqwest::Client, url: &str, payload: Value) {
+///
-    match client.post(url).json(&payload).send().await {
+/// If `template` is provided it is rendered with `payload` as context via Handlebars.
+/// `headers_json` is a JSON object string of extra HTTP headers (e.g. `{"Authorization":"Bearer x"}`).
+/// Content-Type defaults to `application/json` unless overridden in `headers_json`.
+async fn post_webhook(
+    client: &reqwest::Client,
+    url: &str,
+    payload: Value,
+    template: Option<&str>,
+    headers_json: Option<&str>,
+) {
+    let body = if let Some(tmpl) = template {
+        let hbs = Handlebars::new();
+        match hbs.render_template(tmpl, &payload) {
+            Ok(rendered) => rendered,
+            Err(e) => {
+                warn!("webhook template render failed for {}: {}", url, e);
+                return;
+            }
+        }
+    } else {
+        match serde_json::to_string(&payload) {
+            Ok(s) => s,
+            Err(e) => {
+                warn!("webhook payload serialize failed: {}", e);
+                return;
+            }
+        }
+    };
+
+    let mut req = client.post(url).body(body);
+    let mut has_content_type = false;
+
+    if let Some(h) = headers_json {
+        if let Ok(map) = serde_json::from_str::<serde_json::Map<String, Value>>(h) {
+            for (k, v) in &map {
+                if k.to_lowercase() == "content-type" {
+                    has_content_type = true;
+                }
+                if let Some(v_str) = v.as_str() {
+                    req = req.header(k.as_str(), v_str);
+                }
+            }
+        }
+    }
+
+    if !has_content_type {
+        req = req.header("Content-Type", "application/json");
+    }
+
+    match req.send().await {
         Ok(resp) => {
             if !resp.status().is_success() {
-                warn!(
+                warn!("webhook POST to {} returned status {}", url, resp.status());
-                    "webhook POST to {} returned status {}",
-                    url,
-                    resp.status()
-                );
             }
         }
         Err(e) => {

k-tv-backend/domain/src/entities.rs

@@ -90,6 +90,8 @@ pub struct Channel {
     pub logo_opacity: f32,
     pub webhook_url: Option<String>,
     pub webhook_poll_interval_secs: u32,
+    pub webhook_body_template: Option<String>,
+    pub webhook_headers: Option<String>,
     pub created_at: DateTime<Utc>,
     pub updated_at: DateTime<Utc>,
 }
@@ -117,6 +119,8 @@ impl Channel {
             logo_opacity: 1.0,
             webhook_url: None,
             webhook_poll_interval_secs: 5,
+            webhook_body_template: None,
+            webhook_headers: None,
             created_at: now,
             updated_at: now,
         }

k-tv-backend/infra/src/channel_repository/mapping.rs

@@ -21,6 +21,8 @@ pub(super) struct ChannelRow {
     pub logo_opacity: f32,
     pub webhook_url: Option<String>,
     pub webhook_poll_interval_secs: i64,
+    pub webhook_body_template: Option<String>,
+    pub webhook_headers: Option<String>,
     pub created_at: String,
     pub updated_at: String,
 }
@@ -77,6 +79,8 @@ impl TryFrom<ChannelRow> for Channel {
             logo_opacity: row.logo_opacity,
             webhook_url: row.webhook_url,
             webhook_poll_interval_secs: row.webhook_poll_interval_secs as u32,
+            webhook_body_template: row.webhook_body_template,
+            webhook_headers: row.webhook_headers,
             created_at: parse_dt(&row.created_at)?,
             updated_at: parse_dt(&row.updated_at)?,
         })
@@ -84,4 +88,4 @@ impl TryFrom<ChannelRow> for Channel {
 }
 
 pub(super) const SELECT_COLS: &str =
-    "id, owner_id, name, description, timezone, schedule_config, recycle_policy, auto_schedule, access_mode, access_password_hash, logo, logo_position, logo_opacity, webhook_url, webhook_poll_interval_secs, created_at, updated_at";
+    "id, owner_id, name, description, timezone, schedule_config, recycle_policy, auto_schedule, access_mode, access_password_hash, logo, logo_position, logo_opacity, webhook_url, webhook_poll_interval_secs, webhook_body_template, webhook_headers, created_at, updated_at";

k-tv-backend/infra/src/channel_repository/sqlite.rs

@@ -71,8 +71,8 @@ impl ChannelRepository for SqliteChannelRepository {
         sqlx::query(
             r#"
             INSERT INTO channels
-                (id, owner_id, name, description, timezone, schedule_config, recycle_policy, auto_schedule, access_mode, access_password_hash, logo, logo_position, logo_opacity, webhook_url, webhook_poll_interval_secs, created_at, updated_at)
+                (id, owner_id, name, description, timezone, schedule_config, recycle_policy, auto_schedule, access_mode, access_password_hash, logo, logo_position, logo_opacity, webhook_url, webhook_poll_interval_secs, webhook_body_template, webhook_headers, created_at, updated_at)
-            VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+            VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
             ON CONFLICT(id) DO UPDATE SET
                 name                       = excluded.name,
                 description                = excluded.description,
@@ -87,6 +87,8 @@ impl ChannelRepository for SqliteChannelRepository {
                 logo_opacity               = excluded.logo_opacity,
                 webhook_url                = excluded.webhook_url,
                 webhook_poll_interval_secs = excluded.webhook_poll_interval_secs,
+                webhook_body_template      = excluded.webhook_body_template,
+                webhook_headers            = excluded.webhook_headers,
                 updated_at                 = excluded.updated_at
             "#,
         )
@@ -105,6 +107,8 @@ impl ChannelRepository for SqliteChannelRepository {
         .bind(channel.logo_opacity)
         .bind(&channel.webhook_url)
         .bind(channel.webhook_poll_interval_secs as i64)
+        .bind(&channel.webhook_body_template)
+        .bind(&channel.webhook_headers)
         .bind(channel.created_at.to_rfc3339())
         .bind(channel.updated_at.to_rfc3339())
         .execute(&self.pool)

k-tv-backend/migrations_sqlite/20260316000001_add_webhook_template.sql

@@ -0,0 +1,2 @@
+ALTER TABLE channels ADD COLUMN webhook_body_template TEXT;
+ALTER TABLE channels ADD COLUMN webhook_headers TEXT;

k-tv-frontend/app/(main)/dashboard/components/edit-channel-sheet.tsx

@@ -23,6 +23,26 @@ import type {
   RecyclePolicy,
 } from "@/lib/types";
 
+// ---------------------------------------------------------------------------
+// Webhook preset templates (frontend-only, zero backend changes needed)
+// ---------------------------------------------------------------------------
+
+const WEBHOOK_PRESETS = {
+  discord: `{
+  "embeds": [{
+    "title": "📺 {{event}}",
+    "description": "{{#if data.item.title}}Now playing: **{{data.item.title}}**{{else}}No signal{{/if}}",
+    "color": 3447003,
+    "timestamp": "{{timestamp}}"
+  }]
+}`,
+  slack: `{
+  "text": "📺 *{{event}}*{{#if data.item.title}} — {{data.item.title}}{{/if}}"
+}`,
+} as const;
+
+type WebhookFormat = "default" | "discord" | "slack" | "custom";
+
 // ---------------------------------------------------------------------------
 // Zod schemas
 // ---------------------------------------------------------------------------
@@ -758,6 +778,8 @@ interface EditChannelSheetProps {
       logo_opacity?: number;
       webhook_url?: string | null;
       webhook_poll_interval_secs?: number;
+      webhook_body_template?: string | null;
+      webhook_headers?: string | null;
     },
   ) => void;
   isPending: boolean;
@@ -791,6 +813,9 @@ export function EditChannelSheet({
   const [logoOpacity, setLogoOpacity] = useState(100);
   const [webhookUrl, setWebhookUrl] = useState("");
   const [webhookPollInterval, setWebhookPollInterval] = useState<number | "">(5);
+  const [webhookFormat, setWebhookFormat] = useState<WebhookFormat>("default");
+  const [webhookBodyTemplate, setWebhookBodyTemplate] = useState("");
+  const [webhookHeaders, setWebhookHeaders] = useState("");
   const [selectedBlockId, setSelectedBlockId] = useState<string | null>(null);
   const [fieldErrors, setFieldErrors] = useState<FieldErrors>({});
   const fileInputRef = useRef<HTMLInputElement>(null);
@@ -810,6 +835,18 @@ export function EditChannelSheet({
       setLogoOpacity(Math.round((channel.logo_opacity ?? 1) * 100));
       setWebhookUrl(channel.webhook_url ?? "");
       setWebhookPollInterval(channel.webhook_poll_interval_secs ?? 5);
+      const tmpl = channel.webhook_body_template ?? "";
+      setWebhookBodyTemplate(tmpl);
+      setWebhookHeaders(channel.webhook_headers ?? "");
+      if (!tmpl) {
+        setWebhookFormat("default");
+      } else if (tmpl === WEBHOOK_PRESETS.discord) {
+        setWebhookFormat("discord");
+      } else if (tmpl === WEBHOOK_PRESETS.slack) {
+        setWebhookFormat("slack");
+      } else {
+        setWebhookFormat("custom");
+      }
       setSelectedBlockId(null);
       setFieldErrors({});
     }
@@ -846,6 +883,8 @@ export function EditChannelSheet({
       ...(webhookUrl
         ? { webhook_poll_interval_secs: webhookPollInterval === "" ? 5 : webhookPollInterval }
         : {}),
+      webhook_body_template: webhookBodyTemplate || null,
+      webhook_headers: webhookHeaders || null,
     });
   };
 
@@ -1107,6 +1146,7 @@ export function EditChannelSheet({
                 />
               </Field>
               {webhookUrl && (
+                <>
                   <Field label="Poll interval (seconds)" hint="How often to check for broadcast changes">
                     <NumberInput
                       value={webhookPollInterval}
@@ -1115,6 +1155,63 @@ export function EditChannelSheet({
                       placeholder="5"
                     />
                   </Field>
+
+                  <div className="space-y-2">
+                    <p className="text-xs text-zinc-400">Payload format</p>
+                    <div className="flex gap-1.5 flex-wrap">
+                      {(["default", "discord", "slack", "custom"] as WebhookFormat[]).map((fmt) => (
+                        <button
+                          key={fmt}
+                          type="button"
+                          onClick={() => {
+                            setWebhookFormat(fmt);
+                            if (fmt === "discord") setWebhookBodyTemplate(WEBHOOK_PRESETS.discord);
+                            else if (fmt === "slack") setWebhookBodyTemplate(WEBHOOK_PRESETS.slack);
+                            else if (fmt === "default") setWebhookBodyTemplate("");
+                          }}
+                          className={`rounded px-2.5 py-1 text-xs font-medium capitalize transition-colors ${
+                            webhookFormat === fmt
+                              ? "bg-zinc-600 text-zinc-100"
+                              : "bg-zinc-800 text-zinc-400 hover:bg-zinc-700 hover:text-zinc-200"
+                          }`}
+                        >
+                          {fmt === "default" ? "K-TV default" : fmt}
+                        </button>
+                      ))}
+                    </div>
+                  </div>
+
+                  {webhookFormat !== "default" && (
+                    <Field
+                      label="Body template (Handlebars)"
+                      hint="Context: event, timestamp, channel_id, data.item.title, data.item.duration_secs, …"
+                    >
+                      <textarea
+                        rows={6}
+                        value={webhookBodyTemplate}
+                        onChange={(e) => {
+                          setWebhookBodyTemplate(e.target.value);
+                          setWebhookFormat("custom");
+                        }}
+                        placeholder={'{\n  "text": "Now playing: {{data.item.title}}"\n}'}
+                        className="w-full resize-y rounded-md border border-zinc-700 bg-zinc-800 px-3 py-2 font-mono text-xs text-zinc-100 placeholder:text-zinc-600 focus:border-zinc-500 focus:outline-none"
+                      />
+                    </Field>
+                  )}
+
+                  <Field
+                    label="Extra headers (JSON)"
+                    hint={'e.g. {"Authorization": "Bearer token"}'}
+                  >
+                    <textarea
+                      rows={2}
+                      value={webhookHeaders}
+                      onChange={(e) => setWebhookHeaders(e.target.value)}
+                      placeholder={'{"Authorization": "Bearer xxx"}'}
+                      className="w-full resize-none rounded-md border border-zinc-700 bg-zinc-800 px-3 py-2 font-mono text-xs text-zinc-100 placeholder:text-zinc-600 focus:border-zinc-500 focus:outline-none"
+                    />
+                  </Field>
+                </>
               )}
             </section>
           </div>

k-tv-frontend/app/(main)/dashboard/page.tsx

@@ -158,6 +158,10 @@ export default function DashboardPage() {
       logo?: string | null;
       logo_position?: import("@/lib/types").LogoPosition;
       logo_opacity?: number;
+      webhook_url?: string | null;
+      webhook_poll_interval_secs?: number;
+      webhook_body_template?: string | null;
+      webhook_headers?: string | null;
     },
   ) => {
     updateChannel.mutate(

k-tv-frontend/lib/types.ts

@@ -149,6 +149,8 @@ export interface ChannelResponse {
   logo_opacity: number;
   webhook_url?: string | null;
   webhook_poll_interval_secs?: number;
+  webhook_body_template?: string | null;
+  webhook_headers?: string | null;
   created_at: string;
   updated_at: string;
 }
@@ -161,6 +163,8 @@ export interface CreateChannelRequest {
   access_password?: string;
   webhook_url?: string;
   webhook_poll_interval_secs?: number;
+  webhook_body_template?: string;
+  webhook_headers?: string;
 }
 
 export interface UpdateChannelRequest {
@@ -180,6 +184,10 @@ export interface UpdateChannelRequest {
   /** null = clear webhook */
   webhook_url?: string | null;
   webhook_poll_interval_secs?: number;
+  /** null = clear template */
+  webhook_body_template?: string | null;
+  /** null = clear headers */
+  webhook_headers?: string | null;
 }
 
 // Media & Schedule