fix division by 0 and correctly deploy from master branch

.gitignore

@@ -2,7 +2,6 @@ dist
 node_modules
 .vscode
 logs.*
-yarn.lock
 *.ps1
 *.env
-*.log
+*.log

Procfile

@@ -1 +1 @@
-worker: npm run start
+worker: yarn start

package.json

@@ -6,6 +6,7 @@
   "scripts": {
     "build": "tsc",
     "clean": "rm -rf dist",
+    "prepare": "yarn clean && yarn build",
     "start": "node dist/index.js",
     "update-pnl-cache": "node dist/updatePnlCache/index.js",
     "test": "echo \"Error: no test specified\" && exit 1",
@@ -33,4 +34,4 @@
   "engines": {
     "node": "14.x"
   }
-}
+}

src/index.ts

@@ -101,7 +101,8 @@ function ParseLiquidationData(instruction, instructionNum, confirmedTransaction)
         }
     }
 
-    let collRatio = startAssetsVal / startLiabsVal;
+    // add epsilon to prevent exploding coll ratio
+    let collRatio = startAssetsVal / (startLiabsVal+0.0001);
     let inTokenPrice = prices[symbols.indexOf(inTokenSymbol)];
     let outTokenPrice = prices[symbols.indexOf(outTokenSymbol)];
 
@@ -272,7 +273,7 @@ function parseMangoTransactions(transactions) {
 
                 processStates.push({signature: signature, process_state: 'processed'});
             }
-        } catch(e) {
+        } catch(e: any) {
             console.log(e.stack)
             processStates.push({signature: signature, process_state: 'processing error'});
         }
@@ -594,7 +595,7 @@ async function main() {
         try {
             await consumeTransactions()
         }
-        catch(e) {
+        catch(e: any) {
             notify(e.toString())
             console.log(e, e.stack)
             // Wait for 10 mins

src/updatePnlCache/index.ts

@@ -143,7 +143,7 @@ async function runCron() {
             
             hrend = process.hrtime(hrstart)
             console.log('Execution time (hr): %ds %dms', hrend[0], hrend[1] / 1000000)
-        } catch(e) {
+        } catch(e: any) {
             notify(e.toString())
             throw e
         }