Merge pull request #961 from dfinity/Fix_build_script_on_basic_bitcoin_example

chore: Fix broken build script for basic_bitcoin canister

Author: dragoljub-djuric

rust/basic_bitcoin/README.md

@@ -219,7 +219,9 @@ reflected in your current balance.
 You can also get a range of Bitcoin block headers by using the `get_block_headers` 
 endpoint on your canister.
 
-Make the call using the command line. Be sure to replace `10` with your desired start height:
+In the Candid UI, write the desired start height and optionally end height, and click on "Call":
+
+Alternatively, make the call using the command line. Be sure to replace `10` with your desired start height:
 
 ```bash
 dfx canister --network=ic call basic_bitcoin get_block_headers "(10: nat32)"

rust/basic_bitcoin/dfx.json

@@ -11,14 +11,7 @@
         {
           "name": "candid:service"
         }
-      ],
-      "specified_id": "om77v-qqaaa-aaaap-ahmrq-cai",
-      "remote": {
-        "id": {
-          "ic": "om77v-qqaaa-aaaap-ahmrq-cai",
-          "playground": "om77v-qqaaa-aaaap-ahmrq-cai"
-        }
-      }
+      ]
     }
   },
   "defaults": {
@@ -34,4 +27,4 @@
       "args": ""
     }
   }
-}
+}

rust/basic_bitcoin/src/basic_bitcoin/build.sh

@@ -2,6 +2,7 @@
 set -euo pipefail
 
 TARGET="wasm32-unknown-unknown"
+CANISTER="basic_bitcoin"
 SCRIPT_DIR="$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
 
 pushd $SCRIPT_DIR
@@ -16,5 +17,12 @@ else
   cargo build --target $TARGET --release
 fi
 
+cargo install ic-wasm --version 0.2.0 --root ./
+
+./bin/ic-wasm \
+      "$SCRIPT_DIR/../../target/$TARGET/release/$CANISTER.wasm" \
+      -o "$SCRIPT_DIR/../../target/$TARGET/release/$CANISTER.wasm" \
+      metadata candid:service -f "$SCRIPT_DIR/basic_bitcoin.did" -v public
+
 popd