sciagent code + Gitea Actions CI/CD

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

be0/migrations/012_password_reset.sql

@@ -0,0 +1,19 @@
+-- Password reset tokens + JWT credential invalidation (see auth_api, auth_credential_middleware).
+-- Apply: docker exec -i initiative-postgres psql -U initiative -d initiatives < be0/migrations/012_password_reset.sql
+
+ALTER TABLE users ADD COLUMN IF NOT EXISTS credential_version INTEGER NOT NULL DEFAULT 0;
+
+COMMENT ON COLUMN users.credential_version IS
+  'Incremented on password change/reset. JWT ''cv'' claim must match or token is rejected.';
+
+CREATE TABLE IF NOT EXISTS password_reset_tokens (
+  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+  user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+  token_hash TEXT NOT NULL UNIQUE,
+  expires_at TIMESTAMPTZ NOT NULL,
+  used_at TIMESTAMPTZ,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+CREATE INDEX IF NOT EXISTS idx_password_reset_tokens_user_id ON password_reset_tokens(user_id);
+CREATE INDEX IF NOT EXISTS idx_password_reset_tokens_expires_at ON password_reset_tokens(expires_at);