Add version files and update imports for trip model; enhance error handling

supabase/functions/channel-list/index.ts

@@ -0,0 +1,42 @@
+import { fail, handleOptions, json } from "../_shared/http.ts";
+import { requireUser } from "../_shared/supabase.ts";
+
+Deno.serve(async (req) => {
+  const preflight = handleOptions(req);
+  if (preflight) return preflight;
+
+  if (req.method !== "POST") return fail("Method not allowed", 405);
+
+  const { client, user, error: userError } = await requireUser(req);
+  if (!user) return fail(userError ?? "Unauthorized", 401);
+
+  let body: { organization_id?: string };
+  try {
+    body = await req.json();
+  } catch {
+    return fail("Invalid JSON body");
+  }
+
+  const organizationId = body.organization_id;
+  if (!organizationId) return fail("organization_id is required");
+
+  const { data: membership, error: membershipError } = await client
+    .from("organization_members")
+    .select("organization_id")
+    .eq("organization_id", organizationId)
+    .eq("user_id", user.id)
+    .maybeSingle();
+
+  if (membershipError) return fail(membershipError.message, 400);
+  if (!membership) return fail("forbidden", 403);
+
+  const { data: channels, error } = await client
+    .from("channels")
+    .select("id, organization_id, name, description, slug, type, topic, is_private, position, created_at")
+    .eq("organization_id", organizationId)
+    .order("position", { ascending: true });
+
+  if (error) return fail(error.message, 400);
+
+  return json({ channels: channels ?? [] });
+});