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/.

.gitignore

@@ -0,0 +1,31 @@
+node_modules/
+dist/
+.next/
+.turbo/
+coverage/
+*.log
+.env
+.env.*
+!.env.example
+.DS_Store
+runs/
+.omo/
+.codegraph/
+tmp/
+target/
+__pycache__/
+AGENTS.md
+
+# internal build-process artifacts — never release
+audit-*.json
+docs/reports/
+docs/research/
+docs/model-assignments.md
+docs/audit-final.md
+docs/execution-levels.md
+docs/proposal.md
+docs/work-breakdown.md
+docs/frontend-deep-dive.md
+docs/s2a-compositor-gate-report.md
+infra/occupymedia/files/
+apps/media-worker/tmp-wp12/