move javascript files to js directory

static/js/redirect.js

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+// @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT
+
+// Client-side redirects for fragments (anchors)
+//
+// It should be possible to do this with server-side redirects, but it was never implemented or
+// standardized. For reference:
+//
+// https://www.w3.org/People/Bos/redirect
+// https://www.w3.org/Protocols/HTTP/Fragment/draft-bos-http-redirect-00.txt
+
+const redirects = new Map([
+    ["/#device-support", "/faq#device-support"],
+    ["/#roadmap", "/faq#roadmap"],
+    ["/#copyright-and-licensing", "/faq#copyright-and-licensing"],
+    ["/usage#default-connections", "/faq#default-connections"],
+    ["/releases#marlin-stable", "/faq#legacy-devices"],
+    ["/releases#sailfish-stable", "/faq#legacy-devices"],
+    ["/releases#marlin-beta", "/faq#legacy-devices"],
+    ["/releases#sailfish-beta", "/faq#legacy-devices"],
+    ["/faq#dns", "/faq#custom-dns"],
+    ["/build#upgrading-to-android-10", "/build#generating-release-signing-keys"],
+]);
+
+function handle_hash() {
+    if (window.location.hash) {
+        const redirect = redirects.get(window.location.pathname + window.location.hash);
+        if (redirect) {
+            window.location.replace(redirect);
+        }
+    }
+}
+
+handle_hash();
+addEventListener("hashchange", handle_hash, false);
+
+// @license-end

static/js/releases.js

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+// @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT
+
+const baseUrl = "https://releases.grapheneos.org/";
+const versionBaseUrl = "https://github.com/GrapheneOS/platform_manifest/releases/tag/";
+const devices = ["sunfish", "coral", "flame", "bonito", "sargo", "crosshatch", "blueline", "taimen", "walleye"];
+const channels = ["stable", "beta"];
+
+for (const channel of channels) {
+    for (const device of devices) {
+        fetch(baseUrl + device + "-" + channel).then(response => {
+            if (!response.ok) {
+                return Promise.reject();
+            }
+            return response.text();
+        }).then(text => {
+            const metadata = text.trim().split(" ");
+
+            const factoryFilename = device + "-factory-" + metadata[0] + ".zip";
+            const factoryUrl = baseUrl + factoryFilename;
+
+            const updateFilename = device + "-ota_update-" + metadata[0] + ".zip";
+            const updateUrl = baseUrl + updateFilename;
+
+            const tag = metadata[2] + "." + metadata[0];
+
+            const release = document.getElementById(device + "-" + channel);
+            const links = release.getElementsByTagName("a");
+
+            links[1].innerText = tag;
+            links[1].setAttribute("href", versionBaseUrl + tag);
+
+            links[2].innerText = factoryFilename;
+            links[2].setAttribute("href", factoryUrl);
+
+            links[3].innerText = factoryFilename + ".sig";
+            links[3].setAttribute("href", factoryUrl + ".sig");
+
+            links[4].innerText = updateFilename;
+            links[4].setAttribute("href", updateUrl);
+        });
+    }
+}
+
+// @license-end