fix: example Makefiles emit bin/*.capnpc (rename leftover)

Sweep matching 48deb27 for chess, discovery, auction, and mindshare.
All four init.d scripts already load bin/<name>.capnpc (per 236afcf),
but their Makefiles still wrote .schema.

Author: lthibault

examples/auction/Makefile

@@ -17,11 +17,11 @@ all:
 	@# Copy compiled schema bytes next to the WASM binary.
 	@AUCTION_OUT=$$(find target/$(WASM_TARGET)/release/build -path '*/auction-*/out/auction_schema.bin' | head -1) && \
 		if [ -n "$$AUCTION_OUT" ]; then \
-			cp "$$AUCTION_OUT" bin/auction.schema; \
+			cp "$$AUCTION_OUT" bin/auction.capnpc; \
 		else \
 			echo "WARNING: auction_schema.bin not found"; \
 		fi
 
 clean:
-	rm -f bin/auction.wasm bin/auction.schema
+	rm -f bin/auction.wasm bin/auction.capnpc
 	$(CARGO) clean --manifest-path Cargo.toml

examples/chess/Makefile

@@ -17,10 +17,10 @@ all:
 	@# Copy compiled schema bytes next to the WASM binary.
 	@CHESS_OUT=$$(find $(ROOT)/target/$(WASM_TARGET)/release/build -path '*/chess-*/out/chess_engine_schema.bin' | head -1) && \
 		if [ -n "$$CHESS_OUT" ]; then \
-			cp "$$CHESS_OUT" bin/chess-demo.schema; \
+			cp "$$CHESS_OUT" bin/chess-demo.capnpc; \
 		else \
 			echo "WARNING: chess_engine_schema.bin not found"; \
 		fi
 
 clean:
-	rm -f bin/chess-demo.wasm bin/chess-demo.schema
+	rm -f bin/chess-demo.wasm bin/chess-demo.capnpc

examples/discovery/Makefile

@@ -17,10 +17,10 @@ all:
 	@# Copy compiled schema bytes next to the WASM binary.
 	@GREETER_OUT=$$(find $(ROOT)/target/$(WASM_TARGET)/release/build -path '*/discovery-*/out/greeter_schema.bin' | head -1) && \
 		if [ -n "$$GREETER_OUT" ]; then \
-			cp "$$GREETER_OUT" bin/discovery.schema; \
+			cp "$$GREETER_OUT" bin/discovery.capnpc; \
 		else \
 			echo "WARNING: greeter_schema.bin not found"; \
 		fi
 
 clean:
-	rm -f bin/discovery.wasm bin/discovery.schema
+	rm -f bin/discovery.wasm bin/discovery.capnpc

examples/mindshare/Makefile

@@ -17,11 +17,11 @@ all:
 	@# Copy compiled schema bytes next to the WASM binary.
 	@MINDSHARE_OUT=$$(find target/$(WASM_TARGET)/release/build -path '*/mindshare-*/out/mindshare_schema.bin' | head -1) && \
 		if [ -n "$$MINDSHARE_OUT" ]; then \
-			cp "$$MINDSHARE_OUT" bin/mindshare.schema; \
+			cp "$$MINDSHARE_OUT" bin/mindshare.capnpc; \
 		else \
 			echo "WARNING: mindshare_schema.bin not found"; \
 		fi
 
 clean:
-	rm -f bin/mindshare.wasm bin/mindshare.schema
+	rm -f bin/mindshare.wasm bin/mindshare.capnpc
 	$(CARGO) clean --manifest-path Cargo.toml