Tactical Media Broadcast Hub — initial release

Self-hosted multi-platform broadcast newsroom for activist collectives:
publishing pipeline with group approval and DST-proof scheduling, TweetDeck-style
column wall with hostile-content-safe rendering, live control room with Auto
Director, bridged chat governance with polls and quorum, distributed sandboxed
transcode workers, encrypted content-addressed archive, monthly analytics.

MIT licensed. See README.md and docs/.

packages/egress/src/budget.d.ts

@@ -0,0 +1,23 @@
+import type { Pool } from "pg";
+export declare const REFILL_INTERVAL_MS = 10000;
+export interface HostBudget {
+    capacity: number;
+    refillPerInterval: number;
+}
+export declare const DEFAULT_HOST_BUDGET: Readonly<HostBudget>;
+export interface HostBudgetOptions {
+    pool: Pick<Pool, "connect">;
+    hostClasses?: Readonly<Record<string, HostBudget>>;
+    /** Test clock only. Production uses the DB clock sampled after acquiring the row lock. */
+    now?: () => Date;
+}
+export declare function retryAfterDeadline(headers: Headers, now: number): number | undefined;
+export declare class HostBudgets {
+    private readonly options;
+    constructor(options: HostBudgetOptions);
+    private configuration;
+    private locked;
+    consume(host: string, hostClass: string): Promise<void>;
+    /** Header hints can only tighten a shared budget; parking is monotone under concurrent responses. */
+    observe(host: string, hostClass: string, status: number, headers: Headers): Promise<void>;
+}