Much base work started

app/controllers/videos_controller.rb

@@ -0,0 +1,58 @@
+class VideosController < ApplicationController
+  before_action :set_video, only: [:show, :stream, :playback_position, :retry_processing]
+
+  def show
+    @work = @video.work
+    @last_position = get_last_playback_position
+  end
+
+  def stream
+    file_path = @video.web_stream_path
+
+    unless file_path && File.exist?(file_path)
+      head :not_found
+      return
+    end
+
+    send_file file_path,
+              filename: @video.filename,
+              type: 'video/mp4',
+              disposition: 'inline',
+              stream: true,
+              buffer_size: 4096
+  end
+
+  def playback_position
+    position = params[:position].to_i
+    session = get_or_create_playback_session
+    session.update!(position: position, last_played_at: Time.current)
+    head :ok
+  end
+
+  def retry_processing
+    VideoProcessorJob.perform_later(@video.id)
+    redirect_to @video, notice: 'Video processing has been queued.'
+  end
+
+  private
+
+  def set_video
+    @video = Video.find(params[:id])
+  end
+
+  def get_last_playback_position
+    # Get from current user's session or cookie
+    session_key = "video_position_#{@video.id}"
+    session[session_key] || 0
+  end
+
+  def get_or_create_playback_session
+    # For Phase 1, we'll use a simple session-based approach
+    # Phase 2 will use proper user authentication
+    PlaybackSession.find_or_initialize_by(
+      video: @video,
+      session_id: session.id.to_s,
+      user_id: nil  # Will be populated in Phase 2
+    )
+  end
+end