fix(capture): remove stale CMakeCache on rebuilds

services/capture/Dockerfile

@@ -10,7 +10,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   && rm -rf /var/lib/apt/lists/*
 COPY --from=sdk-extractor /sdk /sdk
 COPY services/capture/deltacast-bridge/ /bridge/
-RUN cmake -S /bridge -B /bridge/build \
+RUN rm -rf /bridge/build && cmake -S /bridge -B /bridge/build \
       -DCMAKE_BUILD_TYPE=Release \
       -DSDK_ROOT=/sdk \
     && cmake --build /bridge/build -j$(nproc)
@@ -24,14 +24,12 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     build-essential cmake libmicrohttpd-dev \
   && rm -rf /var/lib/apt/lists/*
 COPY services/framecache /fc-src
-RUN cmake -S /fc-src -B /fc-src/build \
+RUN rm -rf /fc-src/build && cmake -S /fc-src -B /fc-src/build \
       -DCMAKE_BUILD_TYPE=Release \
   && cmake --build /fc-src/build --target fc_pipe -j$(nproc)
 
 # ── Stage 1c: Build decklink-bridge binary ───────────────────────────────
-# DISABLED for now — compiling with DeckLink SDK + C++ has been problematic
-# and is blocking deployment. This can be re-enabled once the core framecache
-# is stable and its build issues are resolved.
+# DISABLED for now
 #
 # FROM debian:bookworm AS decklink-bridge-builder
 # RUN apt-get update && apt-get install -y --no-install-recommends \
@@ -43,7 +41,7 @@ RUN cmake -S /fc-src -B /fc-src/build \
 # COPY services/capture/deltacast-bridge/ /fc_writer/
 # # decklink-bridge source
 # COPY services/capture/decklink-bridge/ /decklink-bridge/
-# RUN cmake -S /decklink-bridge -B /decklink-bridge/build \
+# RUN rm -rf /decklink-bridge/build && cmake -S /decklink-bridge -B /decklink-bridge/build \
 #       -DCMAKE_BUILD_TYPE=Release \
 #       -DDECKLINK_SDK_DIR=/decklink-sdk \
 #       -DDELTACAST_BRIDGE_DIR=/fc_writer \