Add ACMCC app source, Supabase backend, and project config

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

supabase/functions/get-document-validation-proof/index.ts

@@ -0,0 +1,73 @@
+import { createClient } from "https://esm.sh/@supabase/supabase-js@2";
+
+const corsHeaders = {
+  "Access-Control-Allow-Origin": "*",
+  "Access-Control-Allow-Headers": "authorization, x-client-info, apikey, content-type",
+};
+
+Deno.serve(async (req) => {
+  if (req.method === "OPTIONS") {
+    return new Response(null, { headers: corsHeaders });
+  }
+
+  try {
+    if (!["GET", "POST"].includes(req.method)) {
+      return new Response(JSON.stringify({ error: "Method not allowed" }), {
+        status: 405,
+        headers: { ...corsHeaders, "Content-Type": "application/json" },
+      });
+    }
+
+    const proofId = req.method === "GET"
+      ? new URL(req.url).searchParams.get("proofId")
+      : (await req.json()).proofId;
+
+    if (!proofId) {
+      return new Response(JSON.stringify({ error: "proofId is required" }), {
+        status: 400,
+        headers: { ...corsHeaders, "Content-Type": "application/json" },
+      });
+    }
+
+    const supabaseUrl = Deno.env.get("SUPABASE_URL")!;
+    const serviceKey = Deno.env.get("SUPABASE_SERVICE_ROLE_KEY")!;
+    const supabase = createClient(supabaseUrl, serviceKey);
+
+    const { data, error } = await supabase
+      .from("document_validation_proofs")
+      .select("id, document_title, document_type, generated_at, verification_hash, associations(name)")
+      .eq("id", proofId)
+      .maybeSingle();
+
+    if (error) {
+      throw error;
+    }
+
+    if (!data) {
+      return new Response(JSON.stringify({ error: "Proof not found" }), {
+        status: 404,
+        headers: { ...corsHeaders, "Content-Type": "application/json" },
+      });
+    }
+
+    return new Response(JSON.stringify(data), {
+      headers: {
+        ...corsHeaders,
+        "Content-Type": "application/json",
+        "Cache-Control": "public, max-age=60",
+      },
+    });
+  } catch (error) {
+    console.error("[get-document-validation-proof]", error);
+
+    return new Response(
+      JSON.stringify({
+        error: error instanceof Error ? error.message : "Unexpected error",
+      }),
+      {
+        status: 500,
+        headers: { ...corsHeaders, "Content-Type": "application/json" },
+      },
+    );
+  }
+});