Implement Phases 1-5: skeleton, OAuth, categories, video sync/feed, playback

- FastAPI + PostgreSQL + Alembic + React/Vite skeleton, Docker Compose, healthcheck
- Google OAuth (single allowed account), encrypted refresh token storage
- Subscriptions sync with pagination, uploads playlist batch fetch
- Categories CRUD, many-to-many channel assignment, category filtering
- Video sync (playlistItems + videos.list batching), cached feed with cursor
  pagination, background scheduler (APScheduler)
- Video detail page with YouTube embed player
- SPA fallback routing, optimistic UI updates, client-side query caching

40 backend tests covering OAuth allow-list, sync idempotency, cascade deletes,
cursor pagination, and category filtering.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
This commit is contained in:
vrubelroman 2026-09-16 18:44:30 +00:00
commit 0ed20bb838
90 changed files with 8545 additions and 0 deletions

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"""app_settings baseline
Revision ID: 0001_app_settings
Revises:
Create Date: 2026-09-16
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
revision: str = "0001_app_settings"
down_revision: Union[str, None] = None
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.create_table(
"app_settings",
sa.Column("id", sa.Integer(), primary_key=True),
sa.Column("key", sa.String(length=255), nullable=False),
sa.Column("value", sa.String(), nullable=True),
sa.Column(
"updated_at",
sa.DateTime(timezone=True),
server_default=sa.func.now(),
nullable=False,
),
sa.UniqueConstraint("key", name="uq_app_settings_key"),
)
def downgrade() -> None:
op.drop_table("app_settings")

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"""oauth_credentials and channels
Revision ID: 0002_oauth_channels
Revises: 0001_app_settings
Create Date: 2026-09-16
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
revision: str = "0002_oauth_channels"
down_revision: Union[str, None] = "0001_app_settings"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.create_table(
"oauth_credentials",
sa.Column("id", sa.Integer(), primary_key=True),
sa.Column("google_email", sa.String(length=255), nullable=False),
sa.Column("encrypted_refresh_token", sa.String(), nullable=False),
sa.Column("access_token_expires_at", sa.DateTime(timezone=True), nullable=True),
sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
)
op.create_table(
"channels",
sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
sa.Column("youtube_channel_id", sa.String(length=64), nullable=False),
sa.Column("title", sa.String(length=255), nullable=False),
sa.Column("description", sa.Text(), nullable=True),
sa.Column("thumbnail_url", sa.String(), nullable=True),
sa.Column("uploads_playlist_id", sa.String(length=64), nullable=True),
sa.Column("subscribed", sa.Boolean(), nullable=False, server_default=sa.true()),
sa.Column("last_synced_at", sa.DateTime(timezone=True), nullable=True),
sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
sa.UniqueConstraint("youtube_channel_id", name="uq_channels_youtube_channel_id"),
)
op.create_index("ix_channels_youtube_channel_id", "channels", ["youtube_channel_id"])
def downgrade() -> None:
op.drop_index("ix_channels_youtube_channel_id", table_name="channels")
op.drop_table("channels")
op.drop_table("oauth_credentials")

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"""categories and channel_categories
Revision ID: 0003_categories
Revises: 0002_oauth_channels
Create Date: 2026-09-16
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
revision: str = "0003_categories"
down_revision: Union[str, None] = "0002_oauth_channels"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.create_table(
"categories",
sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
sa.Column("name", sa.String(length=255), nullable=False),
sa.Column("slug", sa.String(length=255), nullable=False),
sa.Column("sort_order", sa.Integer(), nullable=False, server_default="0"),
sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
sa.UniqueConstraint("name", name="uq_categories_name"),
sa.UniqueConstraint("slug", name="uq_categories_slug"),
)
op.create_table(
"channel_categories",
sa.Column("channel_id", sa.Integer(), sa.ForeignKey("channels.id"), primary_key=True),
sa.Column(
"category_id",
sa.Integer(),
sa.ForeignKey("categories.id", ondelete="CASCADE"),
primary_key=True,
),
)
def downgrade() -> None:
op.drop_table("channel_categories")
op.drop_table("categories")

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"""videos
Revision ID: 0004_videos
Revises: 0003_categories
Create Date: 2026-09-16
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
revision: str = "0004_videos"
down_revision: Union[str, None] = "0003_categories"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.create_table(
"videos",
sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
sa.Column("youtube_video_id", sa.String(length=32), nullable=False),
sa.Column("channel_id", sa.Integer(), sa.ForeignKey("channels.id"), nullable=False),
sa.Column("title", sa.String(length=500), nullable=False),
sa.Column("description", sa.Text(), nullable=True),
sa.Column("thumbnail_url", sa.String(), nullable=True),
sa.Column("published_at", sa.DateTime(timezone=True), nullable=False),
sa.Column("duration_seconds", sa.Integer(), nullable=True),
sa.Column("youtube_url", sa.String(), nullable=False),
sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
sa.UniqueConstraint("youtube_video_id", name="uq_videos_youtube_video_id"),
)
op.create_index("ix_videos_youtube_video_id", "videos", ["youtube_video_id"])
op.create_index("ix_videos_channel_id", "videos", ["channel_id"])
op.create_index("ix_videos_published_at", "videos", ["published_at"])
def downgrade() -> None:
op.drop_index("ix_videos_published_at", table_name="videos")
op.drop_index("ix_videos_channel_id", table_name="videos")
op.drop_index("ix_videos_youtube_video_id", table_name="videos")
op.drop_table("videos")