feat: auto-provision Matrix Space per org + migration 021 + /api/matrix-space endpoint

src/routes/[orgSlug]/chat/+page.svelte

@@ -164,6 +164,9 @@
 				accessToken: credentials.accessToken,
 				deviceId: credentials.deviceId || null,
 			});
+
+			// Check if org has a Matrix Space, auto-create if not
+			await ensureOrgSpace(credentials);
 		} catch (e: unknown) {
 			console.error("Failed to init Matrix client:", e);
 			toasts.error("Failed to connect to chat. Please re-login.");
@@ -173,6 +176,34 @@
 		}
 	}
 
+	async function ensureOrgSpace(credentials: LoginCredentials) {
+		try {
+			const spaceRes = await fetch(`/api/matrix-space?org_id=${data.org.id}`);
+			const spaceResult = await spaceRes.json();
+
+			if (!spaceResult.spaceId) {
+				// No Space yet — create one using the user's credentials
+				const createRes = await fetch("/api/matrix-space", {
+					method: "POST",
+					headers: { "Content-Type": "application/json" },
+					body: JSON.stringify({
+						org_id: data.org.id,
+						action: "create",
+						homeserver_url: credentials.homeserverUrl,
+						access_token: credentials.accessToken,
+						org_name: data.org.name,
+					}),
+				});
+				const createResult = await createRes.json();
+				if (createResult.spaceId) {
+					toasts.success(`Organization space created`);
+				}
+			}
+		} catch (e) {
+			console.warn("Failed to ensure org space:", e);
+		}
+	}
+
 	async function handleMatrixLogin() {
 		if (!matrixUsername.trim() || !matrixPassword.trim()) {
 			toasts.error("Please enter username and password");